Here Are fhe Fucts Thot Molre Third Generotion PYRO-dARD' fhe Fint Choice For Fire Retordom lrected Wood.

PYRO-GUARD fire retardant treated wood is a third-generation AWPA Type A interior f ire retardant for lumber and plywood developed to meetthe new demands of building codes, architects and builders.

PYRO-GUARD is recommended for structural applications such as plywood roof sheathing, roof trusses, rafters, f loor joists, mezzanines, shelving, load-bearing walls, floor sheathing, partition walls and many other interior applications.

PYRO-GUARD has been tested after prolonged exposure to elevated temperatures and moisture to verify its strength characteristics when used in roof systems.

PYRO-GUARD vras the FIRST product in the treating industry to publish plywood roof span ratings and lumber strength adjustments based on high temperature testing.

PYRO-G UARD f ire retardant treated wood is also unique because it is pro duced only in Hoover's companyowned pressure treating plants where we have complete control over the pressure treating and kiln drying process. Other fire retardant formulations are pro duced by chemical companies and sold to independent licensees who use it in their respective treating plants, sometimes with wrying results.

PYRO-GUARD third generation fire reurdant treated

Redrying of PYRO-GUARD is strictly monitored by an indeoendent thiro partyinspection agbncy TO ASSURE ior\ic rERM srRENcrH'

Recognlzlng tho lmpo$lblllty of lmproving on the genlus of naturs ln fashhnlng a tight knol redwood for sldlng uso, we ooncentrated on lmprwlng the humanly controlled sleps of sgleclhn, seasonlng, manufacturIng, and protectlve packaglng. The resulting trlumph: Premlum Knotty r0dw00d, the elite among tlght knol sldlngs.

>Each plece of Premlum Knotty ls individually machlno monltored to assure a molsture content ut 19Vo or less.

>Careful pre-selectlon and exactlng control of seasonlng Inhlblts further shrlnkage as well as rellevlng drylng stresses whlch can contrlbute to checklng antl loosening of knots.

>Tlghter standards of selectlon and gradlng have also ellmlnated all cut-outs lormerly allowed.

A handsomely uwJexlured qnge_o! qvgil; able patterns Includes Thlck Butt Rabbeted Barel. V-Jolnt Tonoue and Groove. 1 " Chan- Barel, Tongue Groove, nel Shlplap, V-Shlplap, and trlm. Vlrtuallyall patterns have undergone perlormance patterns have bnhancements Includlng among others, increaslng to %" tho lap of the rabbet on the Thlck Butt Bevel siding pattern. lmproved unlt wrapplng and a protoctlve end cap assuros that all the values added at the mill are delivered to the jobsite. The end cap carrles storage, application and finishing instructions to enable those values to be properly utilized.

IIEven better, Premium Knotty relains all of redwood's legendary natural properties includlng outstandlng resistance to warping, twistlng, and splltting; excellent insulation characteristics, and an exceptional ability to take and hold a finish. So sldo wlth tho bost-Promlum Knotty tght knot rodwmd rldlng. Tho obvlour choho. Natunlly. For inlormation on availablltty and the name of your nearest source of supply call: