Certikin Main Drain Drains come in two different types, the standard main drain would be suitable for any pump size 0.5Hp and below and the high flow low velocity main drain for any pump size 0.75Hp and above. Certikin main drain is used to draw the base water for filtering and is also used as the principal method of emptying the pool.
Certikin Standard
Grille Face Plate: External Diameter 249mm Internal Diameter 153mm
Face Plate PCD: 173mm Along PCD: 66mm
Grille: Diameter: 185mm PCD: 169mm
Certikin High Flow Low Velocity
Grille Clamp Plate: External Diameter 187mm Internal Diameter 152mm
PCD: 169mm Along PCD: 66mm
Grille: Diameter 279mm PCD: 173mm
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Certikin Main Drain - Concrete Swimming Pool
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