Description
Certikin Brass Hydrostatic Relief Valve
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:
Hannah Shields –
Verified Review Satisfied with product
Jamie Borthwick –
Valid Review Great price for this
Darren Holland –
Registered Review Wonderful
K Uska –
Valid PoolCleaners Customer 4 good
Phil Crompton –
Verified PoolCleaners Customer 5 excellent
Jack Rudd –
Verified Customer Very quick delivery.
Anna-Maria Draganek-Holland –
Recommend