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For all kind of main drains the following points need to be taken under consideration:
– Water flow velocity 0.5m/sec.
– Maximum suction velocity 1.5m/sec.
– Minimum distance between drains is more than 2 meters.
– Recommended to use a special device to deduct the vacuum and automatically switch off the pump.MAIN DRAIN IN
AQUA ROUND MAIN DRAIN
• Main drain made in ABS and anti-vortex grid.
• In accordance with legislation UNI for public use and UNI 13451.
• Lateral fitting D.63F or lower D.50.
• Large diameter (195mm) for accomodate a submersible pump and reduced height (140mm) for floor slot.
• Sucket insert and screw S.S 316 for mod. Liner.
• Square frame with adjustable loops for concrete.
200200037 ABS HEAVY DUTY MAIN DRAIN ROUND FOR LINER – FLOW RATE 29.72M3/HR