Air Release Valves, Wastewater, AWWA C512, Val-Matic® Valve & Mfg. Corp
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Wastewater
Air Release Valves
Air Release Valves, sometimes referred to as "small orifice valves," are often fitted at the highest point on a pipeline to continually release unwanted air during system operation to protect against unwanted surges and maintain system efficiency.
SpecificationsMaterials of Construction Dimension Drawings Instruction Manuals Technical Data

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sewage air release


Air Valve Brochure
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    Product Overview

  • Available in sizes 2" - 4"
  • Tested to AWWA C512 requirements
  • Manufactured under a certified ISO 9001 quality system
  • Maintains systems flow efficiency
  • Releases unwanted air pockets during system operation
  • Protects system against air related surges
  •  

    Features

  • Specifically designed for grit and sewage service without the need for backwashing when combined with fusion bonded epoxy slick coatings
  • Bodies are extended in length with a sloped bottom to prevent solid material from reaching the operating mechanism
  • Floats are equipped with a specially shaped bottom to accelerate the closure to reduce leakage and clogging of the valve
  • Available in light weight all stainless steel construction to eliminate corrosion
  • Unconditionally guaranteed T316 stainless steel floats
  • Stainless steel 316 internal trim
  • Resilient seating for positive shutoff
  • Performance proven for over 40 years

SpecificationsMaterials of ConstructionDimension Drawings Instruction Materials Technical Data


Specifications
Valve Size Product Description

Drawing Number

2" - 4" Wastewater Air Release Valve VM-48A-S

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Standard Materials of Construction
(contact factory for optional materials)
Valve Size Product Description

Drawing Number

2" - 4"

48A Wastewater Air Release Valve

VM-48A-M
2" - 4"

48A Wastewater Air Release Valve - SuperValve

VM-48ADISV-M
2" - 4"

48AS Wastewater Air Release Valve - All Stainless Steel

VM-48AS-M
2" - 4" 49A Wastewater Air Release Valve VM-49A-M
2" - 4" 49A Wastewater Air Release Valve - SuperValve VM-49ADISV-M
2" - 4" 49AS Wastewater Air Release Valve - All Stainless Steel VM-49AS-M

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Dimension Drawings
Valve Size Product Description

Drawing Number

CAD Version
2" - 4"

48A Wastewater Air Release Valve

VMC-48A CAD-48A
2" - 4"

48AS Wastewater Air Release Valve - All Stainless Steel

VMC-48AS CAD-48AS
2" - 4"

49A Wastewater Air Release Valve

VMC-49A CAD-49A
2" - 4"

49A Wastewater Air Release Valve - All Stainless Steel

VMC-49AS CAD-49AS

Severe Service Application Valves

2" - 4"

48A Wastewater Air Release Valve

VMC-48ABW CAD-48ABW
2" - 4"

49A Wastewater Air Release Valve

VMC-49ABW CAD-49ABW

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Instruction Manuals
Valve Size Product Description

Drawing Number

2" - 4"

Wastewater Air Release Valve

WWAR-OM1

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Technical Data
Description Drawing Number

Theory, Application and Sizing of Air Valves

White Paper
Air Valve Application Chart Chart

Why an Air Release Valve Opens (Compound Lever Type)

SS-1513
Venting Capacity for Air Release Valve Orifice Sizes SS-461

Wastewater Air Release Valve Pipe Installation

CAD - PDF

Wastewater Air Release Valve Vault Installation

CAD - PDF

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