- Made of PP, PEHD or PTFE - Available in a wide range of thread sizes - Suitable, for example, for all SCAT caps, waste caps, exhaust air filters, funnels or canisters SCAT thread adapters are ideally suited for connecting safety caps, safety waste caps, funnels, canisters or other discharge and supply units. - Made of PP, PEHD or PTFE - Available in a wide range of thread sizes - Suitable, for example, for all SCAT caps, waste caps, exhaust air filters, funnels or canisters SCAT thread adapters are ideally suited for connecting safety caps, safety waste caps, funnels, canisters or other discharge and supply units.