Description

Certikin Main Drain (Concrete) HD33C for concrete pools

• Featuring Certikin’s unique grille design  the HD33 drain is used to draw the base water for filtering and is also used as the principal method of emptying the pool.
• Comes complete with self-tapping fixings screws for added safety.
• Manufactured in white ABS.
•  High Flow- Low Velocity grille supplied as standard
•  Provides up to 50% more free flow area than other models- Anti-vortex design
•  Protective film prevents damage during installation
•  Stainless steel grille available (CK33S)
•  Square frame and grille range available for commercial installations.  Important – On commercial or shallow pool applications stainless steel main drain grilles must be used. Recommendation – Main drains must be arranged so that there is no risk of bathers being drawn towards them or trapped there. It is recommended that on all installations, including domestic, a minimum of 2 main drains are installed 2 metres apart.
• A 2 To 1.5 Threaded Reducer is required for this to connect to 1.5″ pipework