1915 Helps for roofers and sheet metal workers (1915)
L.D. Berger · L.D. Berger · leaf 100
L. D. BEIHGKR, PHILADELPHIA, PA. 99 The Uncle Sam Damper. … neater Pipe Damper^Tike etem is malleable iron, pointed, and is easily driven tBrOtlJpl|be pipe. The D^Tmper Plate is made of cold rolled pickled stect. corrai,(at^ to stiffeu it and prevent warping. The difference In Vel^ht pays th« frdfht. 3 4 4% 5 1% 6 7 Inch ^85 .85 .85 X 00 I 10 » ts 160 Per…
Roofing · Sheet metal roofing · Sheet metal roofing and flashing · Weathervanes · Finials · Cornices · Diffusers · Registers · And grilles · Heating stoves
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