over metal trusses @5' o.c., w/1/2" plywood, live load 20lbs, steel coating by others, 2" x 6" F/D rafters @24" o.c. Regular 5/8" gyp board only gives 30 minutes of rating while gypsum type X can give 1 hour. The flame spread index of centuryply fire-retardant plywood is 12, which means that it has class A properties and won't burn easily. Novato, "@type": "Organization", The wood then undergoes a series of quality control checks to ensure that it is able to resist ignition and slow the spread of fire. New posts Search forums. We do also supply uncertified Grade B Doors. In addition to helping a building comply with applicable building codes, this material can also lower insurance costs. CA CenturyPlys fire- retardant plywood, delays the spread of fire, giving you the much-needed time to rescue yourself and your loved ones. Add to basket. roof live load 20lbs, 7-5/8" x 30/36" GLB, span 56', 3/4" plywood, 2" x 4" @ 24" o.c., 8' span, 4" x 12" @ 8' o.c., 20" span, roof live load 20 lbs, 3-1/8" x 16-1/2" joists glb @7" o.c., span 20", 2" x 6" T&G wood decking, 2" x 12" @ 24" o.c. w/ 3/4" wood flooring, lowered 2" x 4" frame @ 16" o.c., w/ 1 layer 5/8" GWB, 2" x 10" F/D joists @ 16" o.c., w/2 layers 3/4" wood flooring, 1/2" RC channel, Roxul mineral wool, 1 layer 5/8" GWB, 4" x 6" F/D joists @ 16" o.c., w/ 2 laers 3/4" wood flooring, 2 layers 5/8" GWB, 2" x 12" F/D joists @ 16" o.c., w/ 3/4" T&G wood floor, w/ lowered 2" x 4" ceiling @ 16" o.c., w/ 1 layer 5/8" GWB, 3" x 13" GLB @24" o.c., 1-1/8" T&G Plywood floor, ceiling 1 layer 5/8" type X GWB, span 22', live load 60lbs, 2 x 10 F/D 16" o.c., span 18', live load 40lbs, 2 layers 1" wood flooring, , ceiling 2 layers 5/8" type "X" GWB, 2" x 12" @16" o.c.,span 20', load 40lbs, 3/4" T&G plywood, Hat channel 7/8" metal, 1 layer 5/8" type "X" gwb, 2" x 10 ", 24" o.c., live load 40lbs, 1 layer 3/4" T&G OSB, 1 layer 3/4" T&G wood floor, 2 layers 5/8" gypsum board, 2" x 12" F/D @ 12" o.c. Fire-rated plywood can cost anywhere from $60 to $125 per sheet at the time of this writing. w/3/4" T&G plywood, 1-1/2" gypcrete, 1/2" RC channel @24" o.c., 5/8" type "X" gwb, unbacked fiberglass batts, 2" x 10" joists @ 16" o.c. Full Description Specification Delivery & Returns. "A7I00\\\\\\\\BMCTQAGKp`sx!umu~txwO6w/}u-f7m! w/3/4" T&G plywood flooring, span 14'-0", live load 40lbs, 4"x 13" F/D joists@16" o.c. , w/1 layer 1" x 8" wood planking, 1 layer 3/4" T&G oak, span 24', live load 40lbs, 1-1/2"x 13" joists @16" o.c. a burning candle or a curtain is removed the plywood with Firewall Technology will self-extinguish. This treated wood will char but not oxidize, dramatically reducing the progress and spread of fire in buildings. "\\\\7503\\\\\\\\^JO]VT5[02\\\\\\\\0j01\\\\\\\\_QXF7D01\\\\\\\\14\\\\0q\\\\D" + A Euroclass rated panel may form part of a fire barrier system requiring 30 or 60 mins Fire Resistance overall. Inorganic materials like tile and brick also fall under the Class A category. 2023 USG Corporation. One primary reason for spread of fire in houses or office space is furniture. 3" x 12" F/D joists @ 24" o.c., span 19' load 40lbs, floor 1/2" T&G wood, w/ 1 layer 3/4" wood bead board ceiling, 2" x 10" F/D joists, @24" o.c., floor 3/4" T&G wood, Subfloor 3/4" wood planking, w/ 1 layer 3/4" T&G wood bead board ceiling., live load 40lbs, 2" x6" @ 24" o.c., span 8', purlons, 4" x 12" @ 8' o.c., Beams 5-1/8" x 30" Glu-lams @ 18' o.c., span 36', roof load 20 lbs, 1/2" plywood, 2" x6" @ 24" o.c., 2" x10" wood rafter, 2" x 4" @16" o.c. This type of wood can be cut or modified at the building site without losing its fire-retardant chemicals. for a 19mm thick ply should be a minimum of 30 min. Quality is rated by the American Plywood Association (APA), which is accepted by most building codes, so look for the APA . } This means that the plywood absorbs little or no moisture from the surroundings. Sometimes one product can meet multiple different levels of protection dependant on the substrate and how they are applied. These guides will help you determine whether or not you want to use a particular type of fire-rated plywood. Fire-rated plywood is often used in public settings, particularly in areas that serve sensitive parts of the public. Even when sprinklers are mandatory, the use of Interior Fire Treated Plywood can further reduce fire insurance rates. Firewall Technology will work as long as the structural integrity of the product is maintained. Another important measurement is flame spread, which is used to compare how rapidly a flame spreads on the surface of material versus other materials. Jeld-Wen Unfinished Oak Veneer Wooden 4-Panel Shaker Internal Fire Door 1981 x 838mm (6514G) (1) Fire Rated to 30mins. When treated in accordance with AWPA Standard U1, FRT plywood qualifies for a lower flame spread indexat least as low as gypsum wallboard. LP FlameBlock Fire-Rated OSB Sheathing helps you meet fire codes while reducing dead load and wall thickness versus common alternatives. var x = "function f(x){var i,o=\"\",l=x.length;for(i=0;i((iif){" + Meeting fire codes just got easier - structural strength and code compliance in a single panel. All of these elements must appear in the stamp, and building codes require that these stamps appear on wood treated with fire retardants. For use in applications where noncombustible materials are required in buildings. Choose LP FlameBlock Fire-Rated OSB Sheathing for your next project. "telephone": "+1-415-459-6488", Fire-rated plywood and lumber come in a range of thicknesses and sizes. with 16'-5" span, 2" x 6" T&G decking, 2" x 6" @24" o.c. From 348. FD30 fire doors range from oak, white, unglazed and glazed. This helps prevent plywood from burning when it comes into contact with fire. With full traceability of the treatment used. w/3/4" T&G plywood, 2-1/2" concrete, live load 60lbs, 2" x 4" web trusses @24" o.c. 4" x 12" beams @ 4' o.c., 1-1/8" T&G plywood, span 24', live load 20lbs, 2" x 4" or 2 x 6 trusses @24" o.c., 5/8" CDX plywood, live load 60 lbs, span 60', 2" x 12"/2" x 10" @ 12" o.c., 1/2" plywood, 12" x 36" GLB, 80' span @20'o.c., roof load 20 lbs, 8-3/4" x 48" o.c. live load 20lb, steel coating by others. This test is used for more intricate estimates of fire protection. Pull-down stairs in a garage ceiling would be required to meet the requirements of 1/2 drywall or equivalent, or have a 20 minute fire-rating. In order for wood to be considered fire-rated, it must have undergone a pressure treatment that infuses it with chemicals that give it fire-retardant properties. w/3/4" T&G OSB w/live load 40lbs: WFC30: Wood: Floor / Ceiling: . Flame-spread rating of 25 or less, even after 30 minutes of test time. It is also designed to form a layer of protective char that insulates the wood against deeper damage. The gypsum and fiberglass are packed tighter and denser than with regular drywall. To make it more heat-resistant and flame-retardant, builders use a special chemical treatment to make plywood fire-rated. Reaction to fire and structural integrity is the measurement of how a material will contribute to the fire being able to develop. CenturyPly requests you to be careful and choose safety first. while (x = eval(x)); Class B indicates a material that has a flame spread measuring somewhere between 26 and 75 on the scale. This technology comes at no additional cost to customers and can be found by contacting fire-retardant plywood suppliers in your area. Fire barrier Systems have been independently tested and assessed to BS 476: Part 22 by accredited laboratories. Most cities will have certain statutes that give guidelines as to when fire-rated plywood should be used. "@context": "http://schema.org", And best of . Doors with mineral cores are typically specified where building codes require fire-rated constructions. The fire-treated plywood comes at no additional cost. "contactType": "Customer Service" You can usually find them on the tag where the details of the plywood are mentioned in the store. "contactPoint": [{ For more information on these high performance and proven treatments click fire retardant treatment. Send an email to info@firefree.com .