Description
Certikin Main Drain Collection Tube
CK33S Stainless Steel GrilleFor shallow learner and plunge pools where direct foot contact is made with the pool floor. Supplied as a kit to fit directly onto a standard HD33 or HD33L sump pot.Hydrostatic Relief Valve: CK34S (heavy brass body) HD34 (plastic body)Use of a hydrostatic relief valve helps to avoid possible damage to an empty pool if the water table rises above the level of the pool floor. It allows the ground water to enter the pool via the main drain to help to prevent possible structural damage to the pool shell.HD35 Collection TubeWorks in conjunction with the hydrostatic relief valve to collect water from the underside of the pool floor.
Product documentation:
Mary-Anne Fill –
Registered PoolCleaners Customer This is fantastic I was pleased with the outcome so will buy more
Laura Kirby –
Valid Customer Satisfied
Siobhan Burgess –
Valid PoolCleaners Customer Good product thanks
Chris Cowling –
Validated Review This is fantastic I was pleased with the product
Michael R Fisher –
Valid Customer Wonderful
Matt Bradley –
Confirmed PoolCleaners Customer Great service
Anna Murray –
Validated Customer Very quick shipping
Celine Leonard –
Registered Customer Really Great price for a great product
Scott Rhodes –
Valid Customer Recommended
Stefano Di Vittorio –
Pleased with my order thank