Description
Certikin Hydrostatic Relief Valve Abs
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:
Michael Ashenheim –
Valid Customer Really Great price for a great product
Paul Hogarth –
Registered Review 4 good
Giradhary Rao –
Registered Review Good product
Mr J Miller –
Registered Customer Exactly as desribed does the jobwell
Waynn Schofield –
Confirmed Customer Quick deliver
Nicola Carter –
Validated PoolCleaners Customer Exactly as desribed does the job well.
Brian Rook –
Valid PoolCleaners Customer Just as desribed does the job well
Cristian Calinov –
Confirmed PoolCleaners Customer Really over the moon with this, its good to know we are safe
John Tibbs –
Confirmed Customer Wonderful product
Michael Shaw –
Registered PoolCleaners Customer 5