Check Valves

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mh-MH-894-3-g01
mh-MH-894-3-g02
This product has multiple variants. The options may be chosen on the product page

Range Hood Check Valve, Flue, Kitchen-specific Exhaust Pipe

Price range: $8.99 through $11.61
mh-MH-894-4-g01
mh-MH-894-4-g02
This product has multiple variants. The options may be chosen on the product page

The Source One-way Check Valve, Anti-backflow One-way Valve

Price range: $8.99 through $26.97