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Protects roof from sparks
Do not contaminate food/feed or food/feed handling equipment or place near or inside ventilation duct openings
Patented Technology that Combines Composite and Steel for Optimal Performance
lanterns and stoves
3/4"DBE CHECK VALV.ASSEMBLE NON POTABLE H20 SLIP JOINT WASHERS Protects roof from sparksThis 3 4 inch double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. The compact modular design allows easy maintenance with a single access cover for in line repairs. It is ideal for protection in continuous pressure piping applications and at
