Stc rating laminated glass See Section 3 for actual Laminated Glass: Laminated glass consists of multiple layers of glass with an interlayer, usually made of polyvinyl butyral (PVB). A detailed discussion of the methodologies and supporting analytical rationale are provided in Section 4. If the dissimilar glass is your choice, that's a great solution as well, since it has an average rating of 34. 1/ 0. Types of Acoustic Glass Laminated Acoustic Glass. For better sound reduction, we also offer laminated glass with an STC of 38, which further lowers the sound level to 22dB, Panel is an excellent choice for acoustic performance, offering an STC of 43 for clear tempered glass and 49 Consider how these types of laminated glass and their respective thicknesses correspond to STC ratings: ¼-inch glass yields an STC rating of about 31; 3/8-inch glass yields an STC rating of about 34; 3/8-inch of standard 1/4" glass = STC 31 1/2" glass = STC 36 I'm not trying to be insulting, but as a matter of curiosity I googled "glass STC" and the very first page had that data. Laminated glass increases the STC rating of a window, diminishing unwanted outside noises. The higher the STC value, the better its insulation. High-quality windows can be used as noise barriers between panes. 52mm laminated glass is 39. -114• glass) with an STC rating of 34. As you can see, 1” dual-pane glass has the same STC rating as a single pane of acoustic glass. Choose from clear and low-iron varieties of tempered or laminated glass in ¼” (6 mm), ⅜” (10 mm), or ½” (12 mm) thicknesses. Typical dual glazed windows can achieve better ratings of 25-27. Additional advantages of laminated glass include: Figure 1: shattered laminated glass • In thicker, multi-layer forms, laminated glass can be blast and bullet resistant. 1/8" 35 35 Laminated- sulating Glass 2 4-3/4" (120. The final STC/OITC rating of the window assembly could vary because of the influence of the framing members and the construction of the window assembly. When combined with a hermetically-sealed IG unit, the acoustical benefits to your windows can increase. Save as PDF 800 Park Drive , Owatonna , MN 55060 US | (800) 533-2080 North America, a rating system was introduced in 1970 under ASTM E 413 “Classification for Rating Sound Insulation. In the past, STC was used as a preliminary comparison of various glazing materials. An extra pane of glass can give a dual pane window a rating between 26 and 33. Weighted Sound Reduction Index (Rw) Thermal Breakage is directly related to the temperature difference across the glass pane, and is in the range of 32 to 46 degree Celsius. OITC* Frequency (Hz) 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500. . R:Insulated glass STC. If sound reduction is a priority, look for a window in the Double-glazed glass can also achieve an STC rating of up to 40. When planning glass wall systems, here’s a STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 Single Laminated Glass 1 Laminated- Insulating Glass 2 1" (26. Cardinal's laminated glass offers sound dampening, STC and OITC are standards that measure sound attenuation. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 STC stands for Sound Transmission Class. The best for its size is dual-pane Laminated glass. • Laminated glass can be drilled, cut and otherwise modified in the shop or field, increasing fabrication Laminated Glass Stc Rating - Factory, Suppliers, Manufacturers from China. *Available on Signature Collection products. A window’s STC rating varies based on the thickness of glass, a gas fill between Achieving a high STC rating is crucial for spaces where privacy and noise control are significant, such as offices, conference rooms, healthcare facilities, schools, play a significant role in determining STC. When 1• double laminated insula1ing glass (1/4" laminated glass-1/2" air space-114• laminated glass) is used instead, the STC rating increases to 38. It lists the construction details and STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. pdf - Free download as PDF File (. Custom glass available. It is a non-linear scale. STC Reduces UV radiation by 99% reducing fading up to 8. LAMINATED GLASS Laminated glass will typically deliver better sound reduction properties than float or toughened glass. The other key advantage to Decorative laminated glass promotes productivity, natural light, and enhanced Sound Transmission Class (STC) ratings, along with unparalleled aesthetics for display cases, modular walls, dividers, and partitions within retail, personal care, office, and hotel settings. 1mm Glass 29 7mm Laminated (3. This can even go a step further with double-laminated insulated glass, which has two laminated panes of glass and an air space between. This patented, tri-layer system targets sounds in the 1000–4000 Hz range (an area sensitive in human hearing) for superior sound damping in laminated safety glass. 030" P. In general, test specimens with higher STC ratings will have better acoustical performance than those with lower ratings. The STC value for a monolithic 6mm glass is 31, for an insulated 24mm glass is 35 and for a 13. The goal is to create such a high-performance product that an assembly’s STC rating is the same as that of a solid glazed wall. 1/8" 35 35 SF6 the overall STC rating of the glass can be improved by as much as 3 points. It is manufactured by permanently bonding two or more lites of glass with layers of polyvinyl butyral (PVB) interlayer, Laminated glass increases the STC rating of a window and diminishes unwanted outside noises. Laminated IG (laminated glass toward interior) Double-laminated IG (various) A brief review of acoustic ratings. Glass surfaces are counted from the exterior face of the building. Laminated Glass Construction. What Does an STC Rating for Windows Mean for Your Home or Office? Sun and Sound Windows’ soundproof laminated glass window inserts . Measured on a numerical scale, ** The laminated glass position will be dependent of the type of low-e used. 70 60 --STC38 As a result it is not recommended for glass selection of exterior wall applications since the single-number rating was achieved under a specific set of laboratory conditions. • SL80/81 has an STC rating of 38 when using double insulated laminated STC 38 glass, and a rating of 45 when using double laminated STC 45 glass. I was initially concerned the reported STC rating is only 37 which is almost the best they can do, but I’m glad I went with it as the improvements are Standard glass doors can have an STC between 28 and 35, laminated between 35 and 40, and soundproof glass from 48 to 55 or higher. laminated glass n n 5/2011 S. 1. 38mm laminate 30db 7. Laminated glass with an air pocket is often recommended for better soundproofing. 38mm laminate 36db IGU 3mm clear/8mm air/4mm clear 28db stc_rating_chart. To determine the specific STC ratings of glass and a This means you can easily hear loud speech through the window. STC rated windows can increase to a 39-45 rating with the addition of window inserts such as Indow Acoustic Grade. Except for the acoustic properties, Rw, or STC) ID/City/Country/Glass Usage/Type (Performance Target)-Next-Type Value (One from OITC/Rw/STC)-Glazing Type (Laminated/Laminated IG/Double Laminated IG/Triple The STC (Sound Transmission Class) rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. Oldcastle BuildingEnvelope ® offers a variety of 13/16" overall - 1/2" glass, . 52mm laminate 35db 10. *OITC is estimated based on this test. Laminated glass has a better STC rating than unlaminated glass, and double pane installations will provide the highest ratings. VAT Number GB 544 939 018. Technical Glass Guide Update 6/15/21 Laminated Glass Details and Applications While the primary focus is on residential applications, much of the information can be used to gain a better understanding of glass performance in all types of buildings. This is typically plastic polymers: PVB, EVA, TPU, Soundproof glass will usually have an STC rating of 25-55 depending on STC Ratings Updated : 01/18/2022 by K. This layer is typically only . Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. The performance data below applies to laminated glass units constructed with two plies of glass and an interlayer. V. Widely used STC (Sound Transmission Class) measures frequencies from 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. Sound Transmission Class (STC)—measures sound transmission of interior spaces with frequencies ranging from 125 to 4000 Hz; higher STC numbers mean less sound is transmitting beyond an interior space. 38 32 6. Glass laminati on encompasses adhering two panes of glass together with a special adhesive that adds strength and blocks soundwaves. Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. Laminated panes’ STC ratings typically provide and STC rating reaching high 30s depending on the thickness of the glass and adhesive. STC is used to measure the sound transmission loss of interior walls, ceilings and floors. Pim Foam or Dura**** 3/32 3/32 - 28 23 4/19/99 TL99-145 1/8 1/8 - 30 24 4/28/98 TL98-188 1/8 3/16 1/8 5/32 3/ Operating Style Series Numbers Glass 1 Glass 2 Spacer STC File Name: STC Ratings - Style Line | V250 Due to continual product research and development, details listed are subject to Laminated glass: 35-38: Noises can be barely heard. 24 mm) 1/8" 0. Sound Transmission Class ratings. • WD65 with STC 38 laminated glass has an STC of 36. This document provides sound transmission class (STC) ratings for various glass and wall constructions. The glass types listed below are included in the Laminated Glass offering. 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. Conversely, laminated glass can significantly reduce the transmission of unwanted noise. Compared to single-pane windows Laminated glass provides higher mechanical resistance and security benefits. 1/4” (6mm) monolithic glass has an STC rating of 31 1/8” x . Laminated & Double-Glazed Glass. STC rating (Sound Transmission Class rating) is a score given to a building’s surface (wall, ceiling, window, the thickness of the glass, and how airtight they are. Costing more than other materials, this is used mainly for exterior applications. The standard stc rating for laminated glass is 25, so it can be used to reduce noise. , Saflex Acoustic PVB). Securing a higher STC rating than this is possible but impractical because it is more expensive and sound can enter through lower-performing parts of the home such as the exterior walls. Single-pane windows can have an STC rating around 25. It is important to note that the above listed glass performance will differ to that of a window assembly using these products. A typical dual-pane window has an STC rating of 25-30. The materials are tested in controlled conditions at frequencies STC Ratings Chart Acoustical Performance of Glass and Wall Constructions Overall Thickness Inside Construction Space Outside STC Value ISO RW 3 1/4" (7. 7 mm) 1/2" laminate 4", Air 1/4" laminate 51 51 Constructed with laminated or insulated glass, their soundproofing improves, and STC ratings range from 28 to 60+. • WD66 with STC Glass Acoustic Data Rw values Float mm Rw 3 , 4 30 5 , 6 31 8 34 10 35 12 37 19 39 Duo Plus™ IGU with Float mm Rw 4/12/4 32 5/12/5 33 6/12/6 34 Single Laminated PVB mm Rw 6. Sound Transmission Class (STC) rating: 37-46 ; SCS Indoor Advantage Gold certified ; Image credit: Steve Hall. 030"/ 3. What Is a Good STC Rating for Windows? As In both laminated and double-glazed glass, the STC rating is 40, but anything higher calls for a combination of both. performance of the glass improves as the thickness increases. -1/8" (total 3/8" thick), 1/4"-0. STC. pdf), Text File (. We measure STC as a whole number – a higher number means better soundproofing. 2 L aminated Glass is a multifunctional glazing material that can be used in a variety of applications. -1/4" (total 1/2" thick), The OITC/STC ratings improve with the addition of more lites, sealed airspaces, and laminated lites. With an STC rating of 48, loud speech is largely inaudible. • SL60 with STC 38 laminated glass provides an overall STC of 36. PVB has a high noise dampening quality. -1/8" (total 1/4" thick), 1/4"-0. The OITC (Outside-Inside Transmlssion RAL TL 85 and TL 95 sound transmission loss tests are in accordance with ASTM E90. 76 33 8. The desire for more natural light in buildings is driving a trend towards larger energy-efficient windows, and national and municipal level regulations require the use of safety glass in an increasing number of architectural applications, for which laminated glass is one of the most effective solutions. Laminated and double-glazed glass both hold STC Most laminated glass will have an STC rating of around 40. STC rating is recommended for interior glazing. 030 P. Rankings are then calculated using a non-combined logarithmic for Tested under ASTM E90, laminated outside pane consisted of either 1/8"-0. The higher the STC rating, the more sound will be dampened. Similarly, a ½” sheet of laminated glass has an STC rating of 38. STC (Sound Transmission Class) rating is a crucial consideration for architectural laminated glass customers. Sound Control Laminated Glass Tel 604 882 3513 Fax 604 882 3510 TF 888 391 1166 Alberta Distribution Centre 6 - 4315 61 Avenue SE, AB T2Z 1Z6 Canada Tel 403 984 6573 STC rating may only be assigned to specimens tested in a laboratory setting. ] SVC Rw summer TL 85-198 TL 85-170 - - TL 85-234 TL 85-229 TL 85-225 - - TL 85-228 - - TL 85-230 TL 85-213 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 However, it is important to note that different glass options and the use of combination units may affect the sound abatement performance of the unit. Laminated glass is commonly used in coastal windows and where safety glass is needed, but these are not its only applications. Its composition helps to reduce sound vibrations, improves STC ratings, and often is used in Tested under ASTM E90, laminated outside pane consisted of either 1/8"-0. OITC* Frequency (Hz) 100 125 160 200 250 315 An STC label delineates how partitions and walls effectively block sound and reduce noise. 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. Our items are commonly identified and trusted by customers and may fulfill continuously switching economic and social wants of Laminated Glass Stc Rating, Laminated Glass 19mm, Custom Tinted Tempered Glass, Top 19mm Tempered Glass,Curtain Wall Glass Material. 060" PVB, 1/4" glass Laminated Glass Construction STC OITC 100 125 160 00 2 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Frequency (Hz) Sound Transmission Loss (dB) LAMINATED ACOUSTICAL DATA The performance data below applies to laminated glass units. This ‘dip’ means more noise is let through at these frequencies Thinner glass has a low STC rating because sound travels through it easily. Glass inserted into a wood or steel panel door will vary based on how it is sealed into the frame and the rating of the door initially. To achieve even higher STC Ratings, window manufacturers may offer the addition of laminated glass, dissimilar glass and other sound dampening components to their window design. At JELD-WEN, for example, we offer a variety of dissimilar glass combinations on our Vinyl windows that carry up to an STC 34 rating. The two product graph lines follow each other closely but the ordinary laminated glass dips significantly, close to 10dB. The quality of the stc rating as well as the airspace between the panes determine the window’s efficiency as a sound barrier. While toughened, wired or patterned glass behaves acoustically the same as standard float glass, laminated glass reduces sound due to the vibration-dampening effect of the interlayer in-between. Think of it as a sort of ‘noise-blocking grade’ for glass. Laminated acoustic glass consists of two or more layers of Gaps or weaknesses in the frame can compromise the STC rating. Registered Office: Saint-Gobain House, East Leake, Loughborough, Leicestershire, LE12 6JU. STC stands for Sound Transmission Class. If you use laminated glass, then the STC rating will go up to 35 or more, which is definitely an improvement. We use it for anything from drywall and brick to glass and plastic – anything that can be considered a building material. Laminated glass It’s a type of laminated glass that includes a layer of acoustically-insulated layer to absorb sound waves and reduce This is primarily thanks to the air gap, which is a great acoustic insulator. Some STC ratings of common window assemblies are listed below. The laminated glass units are constructed Hermetically sealed IG units paired with laminated glass perform well in ASTM sound transmission ratings. * * [The data and information set forth are based on samples tested and are not guaranteed for all samples or applications. It is used for exterior and interior walls, ceilings and floors and in the past was also used for preliminary comparison of the performance of various glazing materials. higher STC ratings. The combination of thicker glass and laminated lites containing acoustic grade polyvinyl STC window rating depends upon several factors – glass thickness, laminated glass, the airspace between panes, and how and what the frame is constructed of. A rating of 40 is the minimum for conversation privacy, That’s where the Sound Transmission Class (STC) rating for glass comes into play. Laminated glass consists of two or more layers of glass that are permanently bonded together with one or more polymer interlayers using heat and The rating covers the sound sources generated in building interiors such as human speech, radio and television. As discussed in Section 2, STC ratings and the Rw for most glass configurations are equal. Ratings are determined by broadcasting a specific auditory tone near the material, and measuring dB on bothsides. 11F P. Indow inserts are made of acrylic, Oldcastle STC Data (1) The data here is based on samples tested at Riverbank Acoustical Laboratories in accordance with ASTM E90- 97, ASTM E413-87 and ASTM E1332-90 and are not guaranteed for all samples or applications. g. Temperature difference depends on several factors such as Solar Intensity, Type of glass, and Shadows on portion of Acoustic glass typically has an STC rating of 35-40, compared to standard glass which usually has an STC rating of 27-30. Laminated Figure 1. It is made of two or more plies of glass with a vinyl interlayer between (sandwiched, if you will, as in a car’s windshield). VLam™ Hush is a laminated Grade A safety glass. When combined with an IG unit, the acoustical benefits to your windows increase – and a double-laminated IG unit provides maximum sound protection. Acoustic Doors Designed specifically for soundproofing, acoustic doors have the highest STC ratings (40 to 70+). It’s a rating used to quantify a material’s ability to block sound waves. Sound Transmission Class (STC) is a rating system for comparing how different materials or glass block out sound. Glass size and glazing system will affect STC rating. 38 34 • Custom laminated panels use a 0. Saint-Gobain Glass (United Kingdom) Limited, registered in England, Company Number 2442570. -1/4" (total 1/2" thick), Two common acoustical rating systems are: Sound Transmission Class Rating (STC) – applicable to interior building partitions and viewing windows where the sound source is human speech The STC (Sound Transmission Class) is a rating system for interior building partitions and viewing windows used to categorize acoustic performance. Laminated glass is basically a glass sandwich. A double-pane window with at least one laminated lite will provide the greatest degree of noise insulation. txt) or read online for free. • SL45 with STC 40 laminated glass has an STC of 36. Seals and Gasketing: Even the highest-rated door will perform poorly without effective seals. The glass will tend to stay together and case one in is broken – thus qualifying as a safety glazing material. VLam™ Hush can incorporated in an insulated glass unit with different glass types from across our product range to provide additional benefits such as privacy, security, noise reduction and energy efficiency. STC Ratings up to 58; One Insulated Glass Unit With 2 Pieces Of 1/4″ Laminated Glass Plus An Air Cavity And An Additional Pane Of 3/8″ Laminated Glass; 6-3/8″ Aluminum Frame; Acoustically Treated Frames & Seals; Angled & Flat Glass For Maximum Acoustical Performance; Windows with dissimilar glass typically have an STC rating around 34 which is similar to the STC rating of standard exterior walls. The STC rating measures how well a material can reduce the transmission of sound through a partition or wall. Sound Transmission Class Sound Transmission Class (STC) is a single-number rating system that assigns a value to a product to indicate how well that product insulates against unwanted noise within the Single & Laminated Glass Data. You should Oldcastle BuildingEnvelope ® offers a comprehensive line of laminated glazing solutions including security glazing. 5 times over normal glass. To find out the best windows and their glass STC rating chart, contact the best window company in Toronto such as Vinyl Light. 8mm Sea-Storm to provide conservative estimates of required STC or Rw ratings to be used by the building designer as a planning tool for window glazing. 1) - PVB 34 8. Estimated Glazing Type STC ¼” Tempered Safety Glass 31 ½” Tempered Safety Glass 36 ¼” Laminated Safety Glass 35 ½” Laminated Safety Glass 38 1” Insulated (¼” Lite, ½” air space, ¼” lite) 35 Source: Monsanto Acoustical Glazing Design Guide, 3rd Edition with a lot of glass which must achieve a specific STC rating. Get in Touch. 1 mm) 1/4" laminate 1/2", Air 1/4" 39 39 STC Rating FINO 3/8" Tempered Glass & 1/2" Laminated Glass 43-46 MIMO 3/8" Tempered Glass & 1/2" Laminated Glass 43-46 Glazed Assemblies STC Ratings The opening of an assembly is the weakest point for sound transmission. As a result, it is not recommended for glass selection of exterior wall applications since the single-number rating In fact, dual-pane windows with dissimilar glass can achieve STC ratings nearly as high, if not as high, as triple-pane or laminated glass. STCratings have been determined from TL data using ASTME413. SOUNDPROOFING INFORMATION 1 Laminated glass is also available in clear, bronze, gray, or green with tinted interlayers. Its original intent was to quantify interior building partitions, not exterior wall components. STC ratings are a logarithmic scale similar to the earthquake Richter Scale, which means each escalating number is significantly higher in performance than the previous number. The laminated glass interlayer should be of a thickness and type designed for optimum acoustic performance (e. Refer to Table 2 for representative STC ratings. 14a Laboratory measured STC and OITC ratings and Rw for various glass configurations. B. The Pros and Cons of Laminated Safety Glass. STC ratings are used for windows doors, walls & most building materials. 5lg(M1+M2)+13+R1. It’s a rating that measures sound attenuation through building materials, such as brick, concrete, glass, etc. Always specify the minimum required STC for laminated glass rather than simply specifying “laminated glass” of a specific thickness. Laminated glass consists of 2 panes with a layer of material in the middle. Type glass thickness-Calculate-Download performance datasheet in PDF file. The four-point increase in STC rating is the resuH of dampilg provided by the PVB intedayer used in the laminated glass. ” This rating system is the Sound Transmission Class, or STC classification system. One US glass manufacturer who has STC is Sound Transmission Class which is a single number rating derived from individual transmittance losses at specified test frequencies. A lite of ¼” float glass has an STC rating of approximately 31. Weighted Sound Reduction Index (Rw) Graph 1 shows the sound transmission loss of glass across a low to high frequency range, comparing ordinary laminated and Acousta™ laminated glass. The final STC/OITC rating of the window assembly will typically be reduced from the base glass acoustical rating. I upgraded street-facing windows to Milgard Tuscany dual-pane with laminated glass on inner side. Images may not be an accurate representation, and not all decorative glass is compatible with all The STC (Sound Tranmission Class) performance of a sample range of glass. Laminated glass is made up of two panes of glass pressed together with a polyvinyl butyral inter layer. 76mm The STC rating is the average amount of noise stopped at 18 different frequencies, measured in decibels. For maximum acoustical needs, Cardinal recommends a Laminated glass consists of two or more layers of glass that are permanently bonded together with one or more polymer interlayers using heat and The rating covers the sound sources generated in building interiors such as human speech, radio and television. Laminated Glass Laminating glass is a popular way to increase an STC rating. 38mm in thickness but The values given are centre of glass values. glass constructions only. Glass thickness and type & the STC rating is the last figure 4mm clear 29db 5mm clear 30db 6. Special acoustic grades of The answer to a noise concern is not less glass, but the use of innovative laminated safety glass made with Saflex™ Acoustic PVB interlayer. A sheet of laminated glass that is ¼” thick will have an STC rating of 35, nearly the same as regular glass that’s twice as thick. HELP ME CHOOSE - ACOUSTIC GLASS The STC and OITC rating measures a window’s ability to block sound transmission. However, depending on the goals for acoustical attenuation, it may be benefi cial to test the Sample STC 3. While increases may seem small, each increase of 10 in an STC rating halves the sound. This is, of course, dependent on factors such as what type and thickness of laminate are used, the thickness of the glass pieces used, and the overall thickness of TD-128 - Laminated Glass - Thermal and Optical Properties Offers performance tables for selected laminated Vitro Glass products; TD-129 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. Formula: R+13. Thicker glass and laminated options laminated glass 5/2011 S. jwellwcj khogm vucg ozjga pftbu nrtluglu asfmjo igllwo yuizsc yqch nci blvjfsw yvl jub hsrq