plumbing fittings as are included in this class, being fittings for gas supply, including: press sleeve and pull-up sleeve fittings in the nature of straight connectors; elbows; equal tees; reducing tees; male and female adaptors; reducing elbows; end stops; swivel fittings; swivel adaptors; swivel elbows; manifolds including manifolds with branches; angle stops; straight stops; stop valve tee adaptors ' stop valve connectors; faucet connectors; toilet connectors; toilet elbows; pipe connections and couplings; conversion tees; tap connectors; flexible water heater connectors; supports for piping; compression adaptors; press rings; crimp rings; compression sleeves; pipe clips; sleeves; valve connections and couplings; check valves; parts of and accessories for such goods as are included in this class; all of the aforesaid goods being made primarily from metal

plumbing fittings as are included in this class, being fittings for gas supply, including: press sleeve and pull-up sleeve pipe and fittings in the nature of pipes, and straight connectors; elbows; equal tees; reducing tees; male and female adaptors; reducing elbows; end stops; swivel fittings; swivel adaptors; swivel elbows; manifolds including manifolds with branches; angle stops; straight stops; stop valve tee adaptors; stop valve connectors; faucet connectors; toilet connectors; toilet elbows; pipe connections and couplings; conversion tees; tap connectors; flexible water heater connectors; support for piping; compression adaptors; press rings; crimp rings; compression sleeves; pipe clips; sleeves; valve connections and couplings; parts of and accessories for such goods as are included in this class; all of the aforesaid goods being made primarily from non-metallic, including plastic material