Description: SureSeal Vent-Guard is a plumbing vent stack device for eliminating toxic sewer gas and odor egress and migration to nearby rooftop HVAC system outdoor air intakes. The Vent-Guard is ...
Thirteen years before the explosion at BP's Texas City refinery, federal investigators warned that a portion of the plant was constructed to allow flammable gases to escape from a ventilation stack, ...
Modern air admittance valves are designed to protect trap seals and maintain proper drainage—but understanding exactly what they do and how to install them correctly is key. An installed AAV under a ...
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