No other air valve of comparable size performs better than the Vent Master from GFR.

Vent Master —Air Release /Vacuum Break - with features available including Anti-slam or Low Pressure sealing—a complete air management system to protect water, tailings, or sewer pipelines

Vent Master’s superior performance and non-corrosive HDPE and stainless steel construction offers much longer life with less maintenance – no internal springs to rust up or ‘flog’ out!

Features include:

• Available in non-slam (anti-shock) configuration for prevention of compression shocks in the pipeline
• Low pressure version offers full sealing at zero-pressure
• Automatic anti-clog configuration for better expulsion of solid contaminants
• Solid 316ss and engineering plastics construction for superior corrosion resistance