Fire Retardant Treated Wood Specification

Fire retardant treated wood selector chart.

Fire retardant treated wood specification.

Dricon introduced in 1981 is a class a fire retardant and preservative intended for wood used in interior weather protected construction this effective treatment is applied during manufacture creating a built. D blaze treated lumber and plywood received an fr s listing from underwriters laboratories ul for most wood species and is awpa standardized as a type a high temperature ht fire retardant. Flametech fire retardant treated wood is lumber and plywood pressure treated with flametech water based fire retardant for interior applications. Lumber and plywood bearing the flamepro mark has a flame spread rating of 25 or less class a when tested in accordance with astm e84 standard test method for surface burning characteristics of building materials flamepro fire retardant treated wood shows no evidence of significant progressive.

The international building code ibc defines the specifications for manufacturing and using fire retardant treated wood in construction. Plywood ranging from 15 32 to 1 1 8 inches and lumber from 2 x 4 to 2 x 16 inches is recognized for the species noted below. The use of dricon frt wood can result in greater safety reduced insurance rates and overcoming building code limitations. This treated wood contains a superior fire retardant chemical that remains stable in high temperature environments.

Aia course via06c fire retardant treated wood frtw for commercial and residential structures. Flamepro architectural specifications part 1 general product information. The code outlines the qualifications for fire retardant treatment the testing required to confirm the protection required strength adjustments and required fasteners for use. A recent test at ul has resulted in a unique listing for a 2 hour fire resistance rated bearing wall assembly of pyro guard fire retardant treated lumber and pyro guard fire retardant treated plywood.

Frtw is allowed by ul to be used in any listed wood frame wall assembly. Dricon frt wood is acceptable under american wood protection association s awpa p u standards. D blaze 50 year limited warranty. D blaze has over 35 years of proven performance and offers a 50 year limited warranty.

1 and 2 hour wall assemblies hourly assemblies. And does not increase the corrosivity of metal hardware in contact with the wood. Whether you re using plywood or lumber dricon fire retardant treated frt wood has an unmatched record of protection against flame spread smoke development rot and decay. D blaze 50 year limited warranty french.