Non-metal firestop seals of intumescent material; non-metal firestop sleeves of intumescent material; vibration dampening pads for plumbing fittings and fixtures; non-metal acoustic isolators for plumbing fittings and accessories
Class 019
Non-Metallic Building Material Products
Non-metal firestop drains; non-metal, manually operated plumbing pressure testing and leak testing fittings for pipes; non-metal valves for leak or pressure test fittings for pipes; non-metal cleanout fittings; non-metal drain pans for appliances; non-metal flanged firestop supports for tubes
Class 020
Furniture Products
Acoustic dampening pipe clamps and hangers not made of metal; acoustic dampening plates, riser pads and liners not made of metal; vibration dampening clamps and hangers not made of metal for supporting pipes, wires, cables and conduit; non-metal clamps, brackets and supports for pipes, wires, cables and conduit; non-metal flame retardant clamps, hangers and supports for pipes, wires, cables and conduits; plastic clamps, brackets and supports for pipes, wires, cables and conduit
