Siphonic Roof Drain

The unique design incorporates a one piece inducer or air baffle plate securely fastened to the roof drain.

Siphonic roof drain. In a world where our weather patterns are becoming more extreme hydromax provide world leading siphonic syphonic drainage solutions for a range of projects. By contrast a fully engineered siphonic roof drainage system contains an anti vortex plate that acts as a. 2 2 mifab hydromax siphonic drainage a key feature of our siphonic system is the special mifab hydromax tm roof drain. This can only be achieved by assuring that no air is sucked in with the rain water and no bubble vortexes formed in the pipe system.

Siphonic drainage was first introduced in the 1960 s in scandinavia and since then has been used widely across europe including the uk in the far east australasia south africa and the usa. Baffle and prevents air and debris from entering the piping system at full flow allowing the pipes to completely fill up with water. Siphonic drainage systems operate with specially designed flat roof drains which unlike gravity drainage systems are configured to work with completely full pipes degree of fill h d 1 0. Zurn offers a full line of siphonic roof drains featuring a dura coated ductile iron drain body.

Unlike traditional roof drainage systems a siphonic system is designed to operate with the piping completely charged with water during a rainstorm. A siphonic roof drain has a special insert that acts as an air baffle and anti vortex vane such that only water is drawn off of the roof not air. The water is sucked or siphoned from the roof down into the drain at high velocity. Siphonic building drainage zurn.

A siphonic roof drain looks much like a traditional roof drain. Wh 300 400 500 600 siphonic primary roof drain. Many large industrial commercial and retail buildings are now fitted with siphonic drainage which has clear advantages over gravity drainage. As a relatively shallow water depth builds.

The distinguishing feature of a siphonic roof drain is the air baffle. Atmospheric other than the baffle a siphonic roof drain has the same features. Wh 301 401 501 601 siphonic overflow drain. Providing more efficient drainage our hydromax siphonic roof drainage solutions will use less pipe material and save you money.

This air baffle is engineered and tested to prevent air from entering the piping system at peak flows.