Rememberl Celotex Insulqting Sheqthing is... double-woterproofed

The Exclusiae Celotecc Way

YI'AIERPROOFED INSIDEI

5 Every one of the millions of tough cane fibres which make up its insulating core board is impregnated with a waterproofing agent during manufacture.

HERE'S PROOF of rhe kind of performoncc thoi hor mode Celotex lhe Greol*t Nome In Inrulotion. In o recenl le?ler, Mr. A. J. Mci{ullin, Pretident of the Oleqn Lumber & Supply Corp., Oleon, N. Y., wrote: "Our Compony opplied rho ragulor %" Celolex Boord on the exterior of our mill in 1922. No riding of ony kind wos opplied over lho Celolex Boord, ond consequently il hoc been rubiccfed to oll kinds of weother, including roin, gnow, lummer lun, ond even o flood, when rhe Allcghcny River weni on tdmpoge in 1912. lt hos givcn very rofirfoctory service for 27 yeors ond we hove no intention of replocing it, or if is rtill in good condition cnd or good ot onything we could reploce it with."

Waierproofed Outsidet

lhis remarkably strong, durable insulating board is then coated on both sides, and on all edges, with a thick, enduring "raincoat" of speciallytreated asphalt which seals out moisture.

* Yes, ilouble-waterproofecl, yet it has more than twice the vapor permeability advocated by government agencies!

* Safe even under severe exposure during construction! Even cut edges are highly resistant to moisture penetration.

* Enables contractor to resume work more quickly after the heaviest rair5 thus cutting costly delays.

* Protected against dry rot, termites, and fungus by the exclusive Ferox process.

* Combines exceptional structural strength and rigidity with high thermal insulation.

* Builds and insulates, all at orue low cost.

* Yet costs no more than ordinary sheathing.

* Write today for full details!

t'Pee-f eet t

"Pee-lee", direct descendont of the fomous Poul Bunyon, symbolizes the individuol monpower ond spirit ihot prevoils omong Pope & Tolbot co-workers in producing ond disiributing fine quolity lumber.