IIG 40755 FITTING INSULATION ELBOW 3-1/2 IN ID

IIG 40755 - FITTING INSULATION ELBOW 3-1/2 IN ID - PIPE FITTING INSULATION 90 DEGREES ELBOW WALL THICKNESS 1-1/2 IN. MATERIAL MINERAL WOOL INSULATION NOMINAL I.D. 3-1/2 IN. COLOR LIGHT GREEN FOR IRON PIPE SIZE 3 IN. TEMP RANGE 0 DEGREES TO 1200 DEGREES F APPROX ''R'' FACTOR 6.5 FOR USE ON PIPE ELBOWS STANDARDS ASTM C547 TYPE I AND II ASTM E84 E136 UL 723 ASTM C585 NRC REG GUIDE 1.36 US COAST GUARD 164.161 - EQUAL TO 19NH50