The Pool Lite PURE LED is machined from 9mm thick 316 Stainless Steel and electro polished for extra corrosion protection It is held in the PVC canister by two "O" rings. There are no mounting screws in the flange to spoil the aesthetics. Supplied with 6 metres (18 ft) of submersible cable. Longer cable is available on request. The Pool Lite PVC Canister can be ordered separately.