1 Pair graingerSKU: 36R851
zoro_no: G7886615
zoro_no: G5582652
Basic Material Glass graingerSKU: 21UE25
Gas Diffuser Number S19728
4-1/2" Closed Cell Glass Elbow Pipe Fitting Insulation, 1" Wall DESCRIPTION_UPDATE 1 Pair graingerSKU: 36R851Pipe Fitting Insulation, Insulation Material Cellular Glass, Installation Style Slit in Half, Inside Diameter 4 1 2 in, Wall Thickness 1 in, Form 90 Degrees Elbow, Minimum Operating Temperature 450 Degrees F, Maximum Operating Temperature 900 Degrees F, R Value 3. 5, Color Black, For Pipe Size 4 in, Flame Spread Index 25, Foam Cell Type Closed, Plenum Rating Plenum Rated, Flexibility Rigid, For Tube Outside Diameter 4 1 2 in graingerSKU: 19NG71,