Check the listing for details. STI LCC150 Firestop Pipe Collar,Silv,Steel,2.3"Dia. 3BE65. Condition: New. Listed at 16.61 USD. Firestop Pipe Collar, Collar Body Diameter 2.3 in, Fire Rating 2 hr, For Pipe Size 1.5 in, For Use On Common Construction Surfaces, Includes Mounting Hardware No, Usage Location Floor Penetrations, Wall Penetrations, Body Material Steel, Body Material Finish Galvanized, Color Silver, Expansion Temperature 320 Degrees F, Expansion Volume 32X to 64X, For Material Type ABS, CPVC, FRP, FRPP, HDPE, PE, PP, PVC, ABS/PVC Foam Core, PVDF, RNC, Intumescent Yes, Maximum Service Temperature 120 Degrees F STI(R) SpecSeal(R) LCC Firestop Collars are factory-manufactured firestop devices consisting of a restraining collar with a factory-applied intumescent ensuring the correct amount of material is applied every time. • Sized for 1-1/2 in., 2 in., 3 in., and 4 in. trade size combustible pipes• Inst.