Sewer check valves
Harscan check valves · MFCV range
Blocked sewer downstream?
Keep it out of the building.
When the sewer blocks further down the line, sewage backs up and looks for a way out, often through your client’s floor drains and gullies. A Harscan check valve lets waste water flow out and stops backflow from the sewer coming back in. Available in 50, 110 and 160 mm.
Shop check valves →Built for the job
What you get with every Harscan check valve.

Lock it shut for downstream work
Every Harscan check valve has a lockable flap. Lock it closed to seal off the sewer, then work downstream without the risk of flooding.
Stainless steel flap
The 110 and 160 mm valves have a stainless steel flap. The sockets have rubber ring seals.

Easy to set and check
The 110 mm valve has a built-in spirit level to help you lay it level, and the marked lever shows at a glance whether the flap is open or locked closed.
Open it up for maintenance
The cover comes off for inspection and maintenance.
Pick your size
Lockable flap on all three sizes.
Need check valves for a job?
Tell us the sizes and quantities and we’ll come back with stock and a quote.
WhatsApp 081 514 2504Request a quoteQuestions? Email sales@harscan.co.za or call 011 787 2993.


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