1-3/8" x 37/64" Elastomeric Tee Pipe Fitting Insulation, 1/2" Wall, K-FLEX USA, Mfr# 801-T-048138

Pipe Fitting Insulation, Insulation Material Buna-N Rubber/PVC, Installation Style Unslit, Inside Diameter 1 3/8 in, Wall Thickness 1/2 in, Form Tee, Minimum Operating Temperature -297 Degrees F, Maximum Operating Temperature 220 Degrees F, R Value 3.1, Color Black, For Pipe Size 1 in, Flame Spread Index 25, Foam Cell Type Closed, Plenum Rating Plenum Rated, Flexibility Flexible, For Tube Outside Diameter 1 3/8 in, Resistance Properties Antimicrobial, Flame/Fire Retardant, Standards UL 94