FeaturesFor Cold Water Only - Do Not Use In a DwellingListings - NSF 14 and 61 (National Sanitation Foundation) for potable water servicesASTM D-2609 - Plastic Insert Fittings for Polyethylene (PE) Plastic PipeASTM D-1784 - Rigid Poly (Vinyl Chloride) (PVC) Compounds and Chlorinated Poly (Vinyl Chloride) (CPVC) CompoundsMaterial - Lasco PVC Insert Fittings are produced from PVC Type 1 Cell Classification 12454-BDo not use Lasco fittings for compressed air or gasesDo not test PVC piping systems with compressed air or gasesDo not use fittings with liquids not recommended by LascoSpecificationsSize: 0.5 in.