Astral Main Drain in Polyester and Fibreglass for Concrete Pools

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New range of main drains compliant with the requirements of standard EN-13451-1/3 2011.
Made of polyester resin and fibreglass.
Grille in stainless steel AISI-316 or plastic.
Optional hydrostatic valve.

Main Drains must be arranged so that there is not risk of bathers being drawn towards them or trapped there.
It is recommended that a minimum of 2 x Main Drains are installed 2 meters apart.
All flow rates listed do not exceed 0.5 m/sec velocity.

Minimum depth of installation: 1.5 m. Maximum recommended flow rate down drain: 103m³/h (0.5 m/s).