Top Rated

STUDOR
1-1/2 in. or 2 in. PVC Mini Vent Air Admittance Valve

(4.5 / 236)

Model# 20341

$2997

STUDOR
Redi-Vent with PVC Adapter Air Admittance Valve

(4.4 / 98)

Model# 20353

$2497

STUDOR
Redi-Vent with ABS Adapter Air Admittance Valve

(4.7 / 86)

Model# 20362

$2497

Oatey
Sure-Vent 1-1/2 in. PVC Air Admittance Valve with 20 DFU Branch and 8 DFU Stack

(4.6 / 209)

Model# 39230

$2247

Oatey
Sure-Vent 3 in. x 4 in. PVC Air Admittance Valve with 500 DFU Branch

(4.6 / 18)

Model# 39223

$3422

Oatey
Sure-Vent 2 in. x 3 in. PVC Air Admittance Valve with 160 DFU Branch

(4.9 / 18)

Model# 39220

$2428

Watts
3/4 in. x 3/4 in. Brass FPT x FPT Anti-Siphon Air Admittance Valve

(5 / 2)

Model# 3/4 188A

$11137

Webstone, a brand of NIBCO
3/4 in. Forged Brass FIP Air Separator with Removable Vent Head and Coalescing Medium

Model# 74003

$9606

Webstone, a brand of NIBCO
1 in. Forged Brass FIP Air Separator with Removable Vent Head and Coalescing Medium

(5 / 1)

Model# 74004

$12194

PLUMBFLEX
White Air Admitance Valve 1-1/2 in. MIP, with 20 DFU Branch/8 DFU Stack

(4.8 / 4)

Model# 112HAAV

$1363

Webstone, a brand of NIBCO
1-1/4 in. Press Forged Brass Air Separator with Removable Vent Head and Coalescing Medium

Model# 78005

$19395

PLUMBFLEX
White Air Admitance Valve 3 in. MIP with 160 DFU Branch / 500 DFU Stack Jumbo

(5 / 2)

Model# 34AAV

$3430

Valves

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Department

Review Rating

Brand

Oatey

The Plumber's Choice

Webstone, a brand of NIBCO

PLUMBFLEX

STUDOR

Watts

Price

$10 - $20

$20 - $30

$30 - $40

$40 - $50

$50 - $100

$100 - $150

$150 - $200

Special Values

Inlet Diameter (In.)

1-1/2

1

1-1/4

2

3/4

3

Outlet Diameter (In.)

1-1/2

1

1-1/4

2

3

3/4

Compatible Pipe Material

PVC

ABS

Copper

Multi-Purpose

Brass

Cast iron

Application

Rough-In valve

Non-Potable Water

Hydroponics

Material

PVC

Brass

Acrylonitrile Butadiene Styrene (ABS)

Copper

Plastic

Connection

MIP

Screw on

FIP

Sweat x Sweat

FIP x FIP

Press x Press

Slip-Joint x MHT

Maximum Working Temperature (F)

150

180

250

Maximum Pressure (PSI)

0

0.01 PSI

15

20

125 PSI

150

160

STUDOR 1-1/2 in. or 2 in. PVC Mini Vent Air Admittance Valve

STUDOR Redi-Vent with PVC Adapter Air Admittance Valve

STUDOR Redi-Vent with ABS Adapter Air Admittance Valve

Oatey Sure-Vent 1-1/2 in. PVC Air Admittance Valve with 20 DFU Branch and 8 DFU Stack

Oatey Sure-Vent 3 in. x 4 in. PVC Air Admittance Valve with 500 DFU Branch

Oatey Sure-Vent 2 in. x 3 in. PVC Air Admittance Valve with 160 DFU Branch