Glass stc rating calculator app. The values given are centre of glass values.

Glass stc rating calculator app 7 %µµµµ 1 0 obj >/Metadata 422 0 R/ViewerPreferences 423 0 R>> endobj 2 0 obj > endobj 3 0 obj >/ExtGState >/XObject >/ProcSet[/PDF/Text/ImageB/ImageC Mar 3, 2023 · To find out the best windows and their glass STC rating chart, contact the best window company in Toronto such as Vinyl Light. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. 03. A rating of 40 would likewise correlate with a volume reduction to approximately 1/16th of the original level (1/2)^4 = 1/16). An STC rating is an instrument measurement of how much noise is stopped. Thank you in advance for any info!! The Sound Transmission Class (STC) is a single-number rating of a material's or an assembly's ability to resist airborne sound transfer at the frequencies 125-4000 Hz. Once a calculation is complete, users have the option to refine these selections, and then receive a detailed report including acoustic ratings, test details, a sound transmission 1/4” (6mm) monolithic glass has an STC rating of 31 1/8” x . The STC (Sound Transmission Class) rating is a single-num ber rating system for interio r build ing partitions and viewin g windows used to catego rize acoustic performanc e. A sound reduction of 35 decibels is very high. The STC rating of a single lite can range from the high 20s to the mid-30s, with its score increasing with the thickness of the glass. It’s important also to consider: Glass thickness: thicker glass typically provides better sound insulation than does thinner glass Oct 10, 2024 · If the window has an STC rating of 30, the final STC with the addition of the blanket is not 65. STC rating (Sound Transmission Class rating) is a score given to a building’s surface (wall, ceiling, window, etc. B. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. com Welcome to our interactive glass selector tool where you can find glass that meets your performance requirements. 030 x 1/8” laminated has an STC rating of 34 1” insulated glass ¼” x ½” AS x ¼” has an STC rating of 35 Structural Performance The strength of laminated glass is determined by the glass thickness, type of vinyl, glass size, and the nature of loading. Structural rating tool. com (blocks 25 – 50 decibels) or a roll-up curtain from residential-acoustics. 0 This guide provides an introductory overview of glass concepts and terminology, plus VT's Sound-Resistant STC Doors. † Based on Stats Canada Report CS44-004-IN, April 2013 A leader in tools for the glass industry. Mass pigmented and decorative interlayers can also be used to provide a wide range of effects. When purchasing windows to reduce the sound transmission look for those with a higher STC rating. If we assume that a branch of the United States Government, The University of Minnesota, The Minnesota Housing Authority, prominent acoustical engineers and several manufacturers of acoustical products are correct, a change of “1 STC” is equivalent to a change in loudness of “1 dB”. 2) for laboratory testing or ASTM E413, Standard • Glass STC ratings up to 46 STC • Solid STC ratings up to 48 STC • NRC ratings up to . On the Required STC Rating and Determination of Compliance Finally, based on project information entered the tool will indicate the required STC rating for the wall assembly being evaluated and whether or not the materials specified will produce a combined rating that meets this requirement. STC 30 if you live in an average area but want more privacy, STC 35 is the go to in louder areas, STC 37 if in a louder area and you want a luxury feel or you are pretty close to the airport or overlooking the freeway, STC 40+ is either you live in an area that is obnoxiously loud (seldom the case for single family housing) or you don't want to Class (STC) rating. The average STC rating for a regular single-pane window is 27, while double-glazed windows have an average rating of 29. There are different ways to improve the STC rating of windows. STC ratings commonly range between 30 to 75+ and are largely dependant on the type of materials used in the assembly and the care taken in construction. After sealed IG units were installed into the laboratory test opening, the first glass panel and wood spacers were used to complete the triple glass configurations. Explanation Calculation Example: The Sound Transmission Class (STC) rating is a measure of how well a material or assembly blocks sound transmission. Here’s a quick guide to interpreting STC ratings: STC 25-30: Speech can be easily understood through the partition. *OITC is estimated based on this test. Phone: 888-815-9691. Address: 6301 N Florida Ave Tampa, FL 33604 E413-87 in an acoustica l wall. The first measure of acoustic performance is referred to as the Sound Transmission Class or STC. Jul 5, 2023 · Thinner glass has a low STC rating because sound travels through it easily. That’s where the STC rating comes into play. STC ratings allow to accurately compare noise reduction capabilities by using a single value for the acoustical performance of a door. High STC rated windows are designed to minimize sound transmission by incorporating multiple layers of glass, specialized framing, and insulating materials that reduce noise from the outside. [ ] Calculate the STC Rating: Let the calculator process the data and compute the STC rating. Of course, the rating is determined as an average based on the different frequencies between 125 Hz to 4000 Hz. Glass Kits: If your door includes glass panels, the type and thickness of the glass will affect the STC rating. While STC and OITC ratings are published for various glass configurations, accurate ratings for the insulating glass units. For simplification, we have segmented NanaWall sound-rated opening glass wall solutions into three categories. STC rating goes from 25 – 65. Sep 30, 2010 · This calculator determines Sound Transmission Class of monolithic materials (e. Feb 19, 2024 · How is the STC Rating Determined? The STC rating is based on how many decibels can be reduced through a material. High Range STC 43 - 45. 9 mm) 1/2" 0. It was originally intended to block voice-range frequencies in residential areas, so is centered around 500 hZ - I have yet to see an actual formula for calculating STC. STC 35-45: Loud speech is audible but less intelligible. Laminated & Double-Glaze Combinations. * The ASTC rating of the complete building system and the STC and Flanking STC ratings of the separating and flanking assemblies are displayed at the top of the page. To get started, input your required performance data below. 24 Page 1 of 7 May 22, 2022 · Commonly called acoustic laminated insulated glass, the windows provide an STC of 39 to 54 or greater. STC is highly dependant on the construction of the partition. Adding additional layers of drywall can improve the STC rating of an assembly. 060 P. Laminated architectural glass can be fabricated using various glass types, including low-e, clear, low-iron, tinted, reflective, patterned or wired glass to achieve desired aesthetics or to improve solar control and thermal performance. Lower Range Up to STC 35. Address: 6301 N Florida Ave Tampa, FL 33604 Glass 3 Spacer STC OITC Test Date Number Operating Style Series Numbers Tested Size OA Glass 1 Glass 2 Acoustical Ratings - Tuscany I V400 updated 09. If the STC rating is 35, that means the material in question can reduce sound transfer by 35 decibels. Performance targets are selected based on acoustic ratings, and results are revealed immediately. Considering using fairly large panels of glass block in a house of worship project and would like to know how glass block performs from an acoustical perspective. Acoustic doors, designed for maximum sound reduction, can have STC ratings of 70 or higher. This rating is based on how much sound is blocked across a range of frequencies, usually from 125 Hz to 4,000 Hz. STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Glass 1 3/4" (19. A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. Argon fill is 90% and air fill is 100%. The STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. Factors Affecting the STC Level on Site. 1. A higher STC rating translates into more reduction in sound. Both STC and OITC ratings inform your window or door selection based on sound insulation performance of the window frame, the fi nal STC rating of the window assembly could have no infl uence to a 3-point drop in STC ratings from the base glass STC rating. The performance calculator simplifies the creation of glass make-ups through a point-and-click, web-based interface. Nov 25, 2022 · A four-point STC improvement can cause a clearly perceptible change in your home’s acoustics, while a 10-point improvement can reduce sound by 50 percent. 85 NRC . *70% recycled content is based on the average recycled glass content in all Owens Corning fiberglass batts, rolls and unbonded loosefill insulation manufactured in Canada. For windows, STC ratings range from 18 to 38. When STC tests are performed, the TMS 0302 requires the testing to be in accordance with ASTM E90, Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements (ref. When planning glass wall systems, here’s a For example, if an 80 dB sound on one side of a wall/floor/ceiling is reduced to 50 dB on the other side, that partition is said to have a STC of 30 dB. Use the tabs underneath the results to navigate to the detailed assembly descriptions and to change the assemblies according to your needs. † Based on Stats Canada Report CS44-004-IN, April 2013 Jul 9, 2018 · Users have a range of variables to consider, including the type of acoustic interlayer, glass thickness, air space, types of insulated glass, and design strategies. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. QINGDAOMORNBUILDINGMATERIALSCO. † Based on Stats Canada Report CS44-004-IN, April 2013 %PDF-1. All data presented is for glass-only testing. Sound Transmission Class ratings. Mecart’s standard acoustic products are labelled STC-35, STC-45 and STC-52. concrete, glass, steel) using graphical computation method based on the material thickness, density, and critical frequency values. 29W b D3s trcQ C6 MKETIG@ Saint-Gobain Glass (United Kingdom) Limited, registered in England, Company Number 2442570. com Conclusion: A person cannot detect a change in loudness of +/- 1 dB (STC). BUR Roofing Systems. STC How to Calculate the Glass STC - Free download as PDF File (. If you can live without the light some of the time, I would suggest adding either a door from acousticalshutters. April 02, 2021. 5. May 30, 2024 · STC is a widely recognized measure for sound insulation in windows and doors, focusing on human speech frequencies. The Vitro Construct IGU tool allows you to configure a specific insulated glass unit by dynamically selecting the individual components of the configuration. com. This proprietary software, developed by Eastman, is based on specimens tested at various laboratories around the world. No frames are utilized in the testing to ensure accurate comparison of the glass configuration can be made without external Determining STC Rating of Wall, Drywall, and Windows STC Rating of Drywall. This performance data is not a commitment for Cardinal to produce. *OITC is estimate d base d on this test. glass options • 6mm framed glass only • Tempered and Laminated • Clear, Frosted finishes. 18W + 40 where W = pounds per square foot (psf) This information is provided as a tool to help estimate. Read more about the tools below Jan 20, 2022 · What Is an STC Rating? The STC rating for walls refers to the “sound transmission class” of your foundation. † Based on Stats Canada Report CS44-004-IN, April 2013 Source: STCratings. Q: How is the STC rating calculated? A: The STC rating is calculated using a formula that takes into account the sound transmission loss (STL) of the wall or partition Jun 15, 2024 · STC Ratings for Windows and Glass. One or more of the following methodologies has been utilized in the development of the data: ASTM International E90 Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements, E413 Cardinal's laminated glass offers sound dampening, reducing audio decibel levels in high-noise areas. Understanding STC. Compare the Phone: 888-815-9691. For this reason, STC (Sound Transmission Class) ratings have become a primary consideration when choosing doors for large-scale projects. STC Rating Documents. pdf), Text File (. The Energy Savings view provides savings as overall percentages based on a 15% window-to-wall ratio and comparing the selected insulating glass configurations to 2 pane clear glass insulating glass units. Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. Measure the sound in the neighboring room: Next, proceed to the adjacent room and note the number of transferred decibels. The method of measuring the sound transmission class (STC) is defined by the ASTM E413-87 standard. Additionally, standard modules allow easy evaluation of results according to ASTM, EN and DIN standards. December 22, 2022. As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. integration • Drywall/base building • Optos, Focus and Tek Vue Jul 30, 2024 · The Outdoor-Indoor Transmission Class (OITC) rating, calculated according to ASTM E1332, measures the capacity of a window or door to reduce the transmission of exterior noise to the interior of a building across the frequency range of 80 to 4000 HZ. Oct 20, 2024 · This calculator provides the calculation of Sound Transmission Class (STC) rating for soundproofing applications. The attached STC and OITC data is for glass only and that the final STC rating of the window assembly could vary because of the influence of the acoustical performance of the framing members and the construction of the window assembly. Mechanical Insulation. Generally, yes. Industry Insights. Noise is one of the single most common complaints at hotels, condos, and other commercial properties. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. 1/4" 41 41 Oct 2, 2024 · A: The STC rating is used to assess the effectiveness of a wall or partition in reducing sound transmission. With the results from the app in hand, compliance with code-required sound transmission parameters can be easily demonstrated. We didn't do that. Consider not only the STC rating but also door quality and construction. Factors That Affect Your Glass STC Rating. The total STC rating isn't just a combination of it's parts, they are tested as a full assembly. STC ratings are the ONLY way to accurately compare various noise reduction products. V. Mar 22, 2024 · Understanding the STC rating of glass is crucial for architects, builders, and designers when selecting glass products for projects where sound insulation is a priority. . Dec 30, 2022 · How Is a Wall’s STC Rating Calculated? STC rating can be determined by employing the following STC calculation formula: Use an audiometer to record the decibel levels in the room containing the noise source. Typically the material with the lowest resistance to the passage of sound has the greatest impact on a partition's STC value. What Is a Good STC Rating for Windows? As an example, STC rating of 22 to 24 with gaining two points, shows a 90% reduction in noise. The soundproofing rating for most standard homes is 33 STC, while soundproofing for studios must be at least 45 STC. This rating is common in residential buildings with minimal soundproofing. The Natio STC. Laboratory testing is used to measure the resistance of partitions such as walls, windows, or entry doors to the passage of sound. Actual values may vary due to production tolerances. Tell us about your *70% recycled content is based on the average recycled glass content in all Owens Corning fiberglass batts, rolls and unbonded loosefill insulation manufactured in Canada. At this rating, you may be able to hear very loud sounds faintly, but most sounds you won’t hear at all. This rating will give you an idea of how effective your chosen materials or construction methods are at reducing sound transmission. Mid Range STC 36 - 42. Email: info@commercial-acoustics. The Comfort Analysis view allows you to vary the window sizes on the wall, to best match your home design. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. See full list on elitesafetyglass. laminated glass n n 5/2011 S. 5 software, NFRC 100 – 2010 conditions have been used. g. As previously explained, this means they have been tested in a laboratory for their sound transmission loss. Seals and Gasketing: Even the highest-rated door will perform poorly without effective If you are unsure of what rating would work for your project, there are some standards you can go by in helping you to determine your target range. Oct 20, 2024 · The higher the STC rating, the better the sound insulation. The order of sound insulation performance from poor to excellent is: monolithic glass < laminated glass How to calculate the glass STC? One of the features of glass is sound proof,whether it's single glazing, laminated glass,insulated glass or even laminated ins Dec 22, 2022 · Double-glazed glass can also provide an STC rating of up to 40. E413-87 in an acoustical wall. The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing The definitions of two ratings: Sound Transmission Class or STC and Outdoor-Indoor Transmission Class or OITC; The project’s design requirements and how they impact the glazing system, and; How to calculate an STC or OITC rating; STC versus OITC. Read more about the tools below Sep 17, 2018 · What we mean when we say STC-35, STC-45 and STC-52. Jul 31, 2022 · Glass doors can range from 28 to 60+ STC ratings, while steel and fiberglass doors range from 20 to 50. Location 6601 NE 112th Court Vancouver, WA 98662. The values given are centre of glass values. Case Studies. Dec 31, 2024 · Gaps or weaknesses in the frame can compromise the STC rating. 11F P. com (blocks 30 decibels) You should be able to get either for under *70% recycled content is based on the average recycled glass content in all Owens Corning fiberglass batts, rolls and unbonded loosefill insulation manufactured in Canada. For instance, in residential buildings located in noisy urban environments, selecting glass with a higher STC rating can significantly improve occupant comfort by reducing Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. STC ratings provide valuable information for homeowners by offering them better insight into the to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. The test summary search tool provides structural ratings, documents to support the submittals, determine sizes for design concepts for future buildings. It’s important to SoundPro Calculator. The test results are available upon request. BY ACCESSING AND USING THE STRENGTH LAB AI, YOU ACKNOWLEDGE THAT YOU HAVE READ AND UNDERSTOOD THE FOLLOWING. Insulation Calculator. Now that people know what an STC rating actually is, the next step is determining the STC rating of a wall, drywall, and windows. To determine the specifi c STC ratings of glass and a window or door assembly, the following ASTM standards should be used: • ASTM E 90 - 90 Standard Test Method for Jun 16, 2023 · Both achieve an STC rating of 40, but higher ratings require a combination. Insulation will noticeably improve the STC rating of an assembly. However, soundproof windows can have an STC rating of 48-54 or higher First - there's no "requirement" for office STC ratings. The cost, however, may be prohibitive. STC Ratings of Glass. Drywall between double studs can dramatically reduce the STC rating of an assembly. Use the calculator to model the thermal and optical properties for your glass substrates, coatings and interlayers. The method of measuring the Rw coefficient is defined by the ISO 10140-1: 2016 standard. Acoustical Guide – Determining Minimum STC Rating Figure 1. 52mm laminated glass is 39. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. It is available in the Android, iOS and Windows app stores. Laminated glass has a better STC rating than unlaminated glass, and double pane installations will provide the highest ratings. Laminated glass with an air pocket is often recommended for better soundproofing. Our glazed partitioning systems are tested at a certified laboratory to ensure reliable STC ratings. Not all walls are the same, especially in terms of composition and material. Calumen is an online specification tool that allows you to compute light, energy, thermal, acoustic, environmental, aesthetics, safety and security performances of glazings This tool provides rapid analysis of virtually any glazing configuration, dimension, and load case. 030" PVB than glass, including the framing, the glazing gaskets/sealants, insulating glass unit spacer and sealants, and possibly interlayers. One of the features of glass is sound proof,whether it’s single glazing, laminated glass,insulated glass or even laminated insulated,the glass can reduce the sounds transferrd from outdoor to indoor. APP Roofing Systems. ,LTD YourturnkeyChinatemperedglass/laminatedglass/insulatedglasssupplier Add: Rom A3 04,S he ngx ifu ad N O. STC ratings are calculated by a weighted average of Transmission Loss (TL: a door’s ability to reduce noise) values taken over 16 frequencies, which are fitted to a curve in a method defined by the ASTM E413 Classification Standard for Rating Sound Insulation. In general, a higher STC rating blocks more noise from transmitting through a partition. SoundPro calculates glass usage by performance or glazing configuration. txt) or read online for free. Performance calculator. Registered Office: Saint-Gobain House, East Leake, Loughborough, Leicestershire, LE12 6JU. Laminated and double-glazed glass both hold STC ratings of 40, but anything higher typically requires a combination of the two. Then easily create client-ready reports comparing glass options. 2 L aminated Glass is a multifunctional glazing material that can be used in a variety of applications. Yes - build walls with the STC ratings to the deck, include joint sealants, and make sure outlets aren't back-to-back. Sound transmission class (STC) and Impact insulation class results are given as well as the following detail data at ⅓ octave band center frequency ranging from 125 Hz to 4000 Hz: TL / STC: Floor Layer Estimated Transmission Loss Resilient channel can improve the STC rating of an assembly. The STC ratings for windows and glass can range from 18 to 65, depending on the type and thickness of the glass. Ther Rw is more common in Europe, when STC is more common in USA. [ ] Review and Interpret Results: Analyze the STC rating to ensure it meets your soundproofing needs. 5 Interior Glass Trends Within the Hospitality Industry. electrics • Power and Data capability • Hard-Wired and Modular connections. UPDATED; TD-138 - Heat Treated Glass for Architectural May 22, 2022 · And glass in the door lowers the overall STC rating even more. Laminated Glass Applications Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. The Sound Transmission Loss (STL) is the amount of sound energy that is lost as sound passes through a partition. 6. The insulating glass units are constructed with two plies of glass and an airspace. The STC rating system looks at the amount of noise mitigation provided by the assembly over a broad range of frequencies and a single number is calculated as its rating. Laminating glass is a popular way to increase an STC rating. It is manufactured by permanently bonding two or more lites of glass with layers of polyvinyl butyral (PVB) interlayer, under heat and pressure, to create a single construction. VAT Number GB 544 939 018. Things like stud spacing will change the rating. It's all up to the client's performance requirements. You would have to do more serious calculations to find the right answer, or test the blanket + window assembly, but essentially you just need to know these two things: The STC rating of a soundproofing product is the rating of the product alone. OITC, on the other hand, covers a broader frequency range (80 to 4000 Hz), including lower frequencies often associated with external noise. The only STC and CAC code requirements is for multifamily buildings. See additional notes below data for specific The STC rating of a CMU wall can be estimated based on its weight using the following formula: STC = 0. Call: (360) 334-4107 Windows significantly impact Sound Transmission Class (STC) ratings because they can either enhance or diminish the overall sound insulation of a building. This might seem a little difficult to do, but as long as a person has somewhat of an idea on how the ratings work, it is a pretty Both Rw and STC describe the insulation against typical air noise. The installed weight of concrete masonry assemblies can be determined in accordance with CMU-TEC-002-23 (ref. 10). Technical Glass Guide Update 6/15/21 – Version 3. Glass size and glazing system will affect STC rating. It is an important factor in ensuring acoustic comfort in buildings. STC ratings are used for windows doors, walls & most building materials. Navigator test numbers can be used to access the appropriate documents. The app utilizes the AWC empirical model, based on actual acoustic performance test data of wood-frame floor-ceiling assemblies, to estimate STC and IIC values. It is measured in decibels (dB) and is calculated using the following formula: STL = STC - 10 log10(f / 1000), where f is the frequency of the sound in Hz. Sound Transmission Class (STC) Calculator Sound Transmission Class (STC) Calculator Select Wall Type: Wood Stud WallConcrete Block WallBrick WallDrywall Partition Wall Thickness (inches): Calculate STC Rating STC ratings are used for windows, doors, walls and most building materials. In addition, proper installation is critical to ensure that sound does not enter through poorly fitted components. Beyond the type of windows you select, other factors can affect the STC rating of your glass. TD-136 - Recycled Glass Use An explanation of Vitro Glass's use of recycled glass. A leader in tools for the glass industry. Discusses the acoustical properties of glass, methods of rating, such as STC and OITC, applicable standards and the relationship between glass and other glazing components in determining an overall rating. Implementation of the appropriate rating system is important because OITC and STC ratings are not linearly related, and the achievement of a strong STC rating does not necessarily correlate with a similar OITC rating. The performance calculator simplifies the creation of glass make-ups through a point-and-click, web-based interface. The estimate could easily be off by as much as +/- 4 dB. All performance data is determined using LBL window 7. This range is suitable for offices or moderately noisy environments. The product we are looking at, Vistabrik (Seves glass block), has an STC rating of 53, but i’m unsure if this would help with sounds bouncing. ) based on its ability to reduce sound coming through it. Costing more than other materials, this is used mainly for exterior applications. Double-Glazed The higher the STC or OITC rating means the higher the sound attenuation properties of the window. 030" PVB, 1/8" glass, 1/2" airspace, 1/8" glass, . How to Increase Window STC Rating. Jan 31, 2003 · STC is a GENERAL rating of sound isolation - it means different things at different frequencies. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 1/8" glass, . The STC ratings allow accurate 'apple to apple' comparisons. Glass siz e and glazing system will a˜ect STC rating. The higher the STC rating, the more sound will be dampened. What Is a Good STC Rating? An excellent rating is an STC of 60 or higher. This calculator makes it easy for you to perform preliminary assessments of the Wind Load resistance of single glazed, annealed (not heat treated) window glass, with various edge support conditions, according to the ASTM E 1300 standard. Down to 35 – 40. As a start, you can check out some published documents like the Soundbook from National Gypsum or Owens Corning's sound design guide. Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. The difference in sound levels is used to calculate the STC rating. kxhcgk nisgq qmbf tbhr grcao osxytkt fokdipt rvuu mwp xlmc sycf aej qsf bgyc cph