37Price not incl VAT Components for the 4 Cleaning Steps Overflow with odour trap and surface water skimming The stainless steel cover is rodent proof It is essential that the tank is allowed to overflow regularly to ensure consistently good water quality and to prevent fouling the water The floating layer could seal the water surface to such a degree that the water cannot absorb oxy gen resulting in anaerobic conditions Specifically designed for use in large scale installations The 3P DN 150 DN 200 DN 250 Overflow Siphon can be connected with a DN 150 DN 200 DN 250 plastic pipe The Overflow Siphon must be securely installed in the tank since it has considerable weight when filled Buoyancy is reduced when the water level is low The Overflow Siphon is there fore secured in the tank with several eyelets It can also be braced against the wall of the rainwater tank with a size 50 HT pipe 1 Inflow with Rodent Guard 2 Suspension eyelets 3 DN 50 connection spigot in order to use an HT pipe as support pipe brace point 4 DN 150 DN 200 DN 250 outlet Operating principle Dirt particles which are lighter than water e g pollen slowly rise and float on at the water surface The specially formed Overflow Siphon with skimmer effect removes this float layer when the tank overflows The floating layer could seal the water surface to such a degree that anaerobic breakdown could result 3P DN 150 DN 200 DN 250 Overflow Siphon with Rodent Guard DN 150 Art No 4000275 EUR 259 00 DN 200 Art No 4000285 EUR 259 00 DN 250 Art No 4000295 EUR 259 00 Connection DN 150 DN 200 DN 250 Material Polyethylene Rodent Guard stainless steel Dimensions 375 x 659 x 765 mm 1 3 4 2 2 DN 150 DN 250 DN 200 ø 5 0 ø 1 6 5 7 6 5 2 3 4 3 4 5 37 5 6 5 9

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