Description
Same character as backflow prevention valve DN 100, additional with special overflow siphon uno, overflow with odour trap and suction of the surface water.
Same character as backflow prevention valve DN 100, additional with special overflow siphon uno, overflow with odour trap and suction of the surface water.
Same character as backflow prevention valve DN 100, additional with special overflow siphon uno, overflow with odour trap and suction of the surface water.