SELKIRK 105825 GAS VENT ADJUSTABLE FLASHING, ROUND, TYP

SELKIRK 105825 - GAS VENT ADJUSTABLE FLASHING, ROUND, TYPE B, 0 TO 6/12 PITCH, 5-IN. - 5", 5RV-AF, ADJUSTABLE FLASHING, 0 TO 6/12 ROUND TOP TYPE B GAS VENT. ROUND GAS VENT DOUBLE WALL CONSTRUTION WITH IT'S BUILT-IN AIR SPACE, PROVIDES PERMANENT INSULATION AND KEEPS THE INNER PIPE HOT AND OUTER RELATIVELY COOL USED WHERE THE VENT PASSES THROUGH A ROOF ADJUSTABLE TO 0 TO 6/12 PITCH UNDERWRITERS LABOTORIES UL 441 AND NATIONAL FIRE PROTECTION AGENCY NFPA 54 AND NFPA 211 VENTING GAS FIRED APPLIANCES, WATER HEATERS, FURNACES, STOVES, ETC. LOCKTAB-AN ALTERNATIVE METHOD TO SECURE PIPE WHEEN REQUIRED BY LOCAL CODE. OUTER MATERIAL 28 GAUGE GALVINIZED STEEL INNER LINER IS ALUMINUM CHECK AP - EQUAL TO 790196