1" PVC Clear Air Check Valve
$19.70
Out of stock
SKU
1050C10
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Product Details: 1" PVC Clear Air Check Valve
The 1" PVC Clear Air Check Valve prevents atmospheric contamination in potable water systems under vacuum conditions. Critical for spa plumbing, irrigation laterals, and hydronic heating where thermal contraction or system drainage creates negative pressure that could induce siphonage.
Technical Specifications
- ASSE 1001 compliant for atmospheric vacuum breaker installations
- Spring-loaded float mechanism provides automatic sealing under positive pressure
- Clear housing enables visual inspection of internal components and debris accumulation
- Threaded inlet accommodates standard Schedule 40 PVC connections
- Atmospheric vent prevents backflow through vacuum-induced siphoning
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