Storm Drain Check Valve

The casts varies from iron to stainless steel.

Storm drain check valve.

When pushed enough the rubber float will seal your drain protecting your home or business from flooding. That s why we offer this inexpensive device to help prevent drain backflow. Water will flow down through the drain opening until the sewer begins to back up. The water will excert pressure on a rubber float.

Foremost is the tideflex check valve with several different design and installation options available that allow the valve to be installed almost anywhere. This valve offers extremely low head loss. Question on check valve for gravity fed condensate drain 317069 mechanical 28 mar 11 10 25. Safe drain the world s 1 storm water pollution prevention system the safe drain is the simplest most effective spill prevention method i ve come across and also an invaluable addition to our best management practices denny baker facilities manager.

The checkmate inline check valve is suitable for backflow prevention and odor mitigation. Stormwater and wastewater collection pumping stations. Connections to floor drain only if floor drain connects to storm drain for some jurisdictions. Backwater valve from zurn comes with a complete line including gate flapper and float type valves.

It is essentially a check valve for your floor drain. If the sanitary and storm water flow are combined inside the building another issue arises. It can open to a near full pipe diameter maximizing the flow capacity of the outfall. Red valve also offers pinch valves for influent flow control flood control pump stations and fish hatcheries.

The flood guard float model float is pushed up by the rising water to seal off the drain opening. Waterman vbg rectangular butterfly valves meet nsf 61 nsf 372 requirements september 20 2019 1 08 pm waterman ss 250 slide gates meet nsf 61 nsf 372 requirements may 9 2019 10 51 am quick links. Flood guards use check valve technology to seal off sewer water backing up in your floor drains because of overloaded sewer conditions. Tideflex check valves are ideal for stormwater pump stations because they are non mechanical have low headloss do not slam and have no problem discharging flow with entrained solids.

Once a sewer check valve closes there is no place for rainwater to escape if there is no outlet.