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Air/Vacuum Wastewater Valve
Brand: Val-Matic Valve & Mfg CorporationAir/Vacuum Valves, often referred to as "large orifice valves", are used to allow large volumes of air to be exhausted from or admitted into a water pipeline as it is being filled or drained.
When draining the pipeline, the float drops, allowing air to enter, preventing loss of pressure, possible pipeline collapse and damaging water column separation.
Features- Extended body with sloped bottom
- Fusion Bonded Epoxy slick coat available - to prevent clogging
- Available in light weight all stainless steel construction to eliminate corrosion
- Dual float assembly - for positive seating
- Unconditionally guaranteed T316 stainless steel floats
- Stainless steel 316 internal trim
- Exclusive high/low pressure resilient seating
- Full pipe size inlets and outlets provide maximum protection
Specifications
Valve Size
- 1/2" to 20"
Certifications & Approvals
- AWWA C512
- ISO 9001
- NSF 372 & 61
Body, Cover & Baffle Material
- Stainless Steel & Carbon Steel Optional
- Cast Iron
- Ductile Iron
Trim Material
- T316 Stainless Steel
Seal Material
- EPDM or Viton
- Buna-N
Inlet Size
- 2" to 3" NPT
- 4" Flg, 6" Flg, 8" Flg
Outlet Size
- 1" to 8" NPT
Coating
- Universal Acrylic Primer (External)
- Non-Stick Fusion Bonded Epoxy (Internal & External)
