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STUDOR Air Admittance Valves
Studor Redi Vent

#1 Studor Redi-Vent

Simplify drainage and waste venting with the  STUDOR® REDI VENT Air Admittance Valve.
The unique design of the STUDOR® REDI VENT provides ventilation to prevent the loss of water seals in traps without the need for expensive roof penetration and vent piping.

•For venting single fixtures such as an island sink, lavatory or bath tub.
•Will vent small bathroom groups up to 6 DFU
•Fits 1 1/2" pipe sizes
•Unique patented ball valve sealing assembly
•Exclusive vermin protection system
•Expands architectural design limits
•Compact design for tight applications

•Limited lifetime warranty for replacement of defective valves

For general planning and installation, we recommend the use of the information contained on the submittal sheet for the Studor Redi Vent. The information is based on national standards, plumbing codes and the Hunter curve.



Our Price

1    $19.22
2-4 $18.02
5+  $16.82

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Price:  $19.22
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Studor Mini Vent

#2 Studor Mini-Vent

The unique design of the  STUDOR® MINI-VENT® provides plumbing ventilation to prevent the loss of water seals in traps without the need for costly roof penetration and vent piping.

•For venting entire bathroom.
•Will vent up to 24 DFUs on stack, one full bathroom
•Fits 2" pipe sizes, Comes with 11/2" adapter.
•Can be used as an individual, branch, circuit or stack vent
•Expands architectural design limits
•Reduces the number of fire-stopping applications
•Exclusive vermin protection system
•Limited lifetime warranty for replacement of defective valves

For general planning and installation, we recommend the use of the information contained on the submittal sheet for the Studor Mini-Vent. The information is based on national standards, plumbing codes and the Hunter curve.



Our Price

1    $24.14
2-4 $22.64
5+  $21.13

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Price:  $24.14
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Studor Maxi Vent

#3 Studor Maxi-Vent

The unique design of the STUDOR® MAXI-VENT® provides plumbing ventilation to prevent the loss of water seals in traps without the need for costly roof penetration and vent piping.

•For Venting Large Homes w/ multiple bathrooms
•Will vent up to 500 DFUs on a stack
•Fits 3" and 4" pipe sizes.
•Can be used as an individual branch, circuit or stack vent
•Expands architectural design limits;
•Reduces the number of fire-stopping applications
•Exclusive vermin protection system
•Limited lifetime warranty for replacement of defective valves

For general planning and installation, we recommend the use of the information contained on the submittal sheet for the Studor Maxi-Vent. The information is based on national standards, plumbing codes and the Hunter curve.



Our Price

1    $39.28
2-4 $36.83
5+  $34.37

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Price:  $39.28
Quantity:  

Maxi-Filtra

#4 Studor Maxi-Filtra

The STUDOR® MAXI-FILTRA™ operates as a two way vent, which filters air in both directions. Its replaceable active carbon filter is designed to eliminate bad odors produced by the plumbing drainage sysem.

The MAXI-FILTRA is for outdoor use only, particularly for use with septic systems, but can also be installed on existing open vent pipes and in systems in which air admittance valves (AAVs) are installed.

•For outdoor use only
•Fits 3" or 4" pipe
•Can be installed vertically or horizontally
•Contains replaceable carbon filter that can last up to two years
•UV Rated

For general planning and installation, we recommend the use of the information contained on the specification sheet for the Studor Maxi-Filtra. The information is based on national standards, plumbing codes and the Hunter curve.



Our Price

1    $39.20
2-4 $36.75
5+  $34.30

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Price:  $39.20
Quantity:  

Studor Chem Vent

#5 Studor Chem-Vent

Simplify drainage and waste venting with the air admittance valve designed specifically for chemical waste systems.
The unique design of the  STUDOR® CHEM.-VENT provides plumbing ventilation to prevent the loss of water seals in traps within chemical waste systems.

•Can be installed in chemical waste systems when the system is designed by a design professional
•WARNING!!  STUDOR® CHEM.-VENT cannot be installed in applications where vented fumes are required to pass through biological and/or chemical filters before being released to the atmosphere.
•Will vent up to 6 DFUs
•Exclusive vermin protection system
•Expands architectural design limits
•Manufactured from Flame Retardant Polypropylene conforming to ASTM D-4101
•The Sch 40 dimensions of the valve tail piece allows direct mounting on any fusion or MJ fitting
•Through the use of readily available adapters, the valve can also be connected to CPVC, glass and Duriron® systems (designer to check for chemical comparability)
•Limited lifetime warranty for replacement of defective valves

For general planning and installation, we recommend the use of the information contained on the submittal sheet for the AAV Studor Chem.-Vent. The information is based on national standards, plumbing codes and the Hunter curve.



Our Price

1    $101.04
2-4 $94.73
5+  $88.41

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Price:  $101.04
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Studor Maxi Cap

#6 Studor Maxi-Cap

The STUDOR® MAXI-CAP is specifically designed to protect the MAXI-VENT® from damaging UV rays and temperature extremes when installed outdoors.


•Prior to installing a Studor Maxi-Vent, Studor Maxi-Cap can be painted to match roof color for aesthetics.

For general planning and installation, we recommend the use of the information contained on the submittal sheet for the Studor Maxi Cap. The information is based on national standards, plumbing codes and the Hunter curve



Our Price

1    $17.48
2-4 $16.39
5+  $15.30

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Price:  $17.48
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Studor Reces Box

#7 Studor Recess Box

The STUDOR Recess Box can be used with any (AAV), STUDOR TEC-VENT or STUDOR REDI-VENT which is located in drywall.
The (AAV) Recess Box can also be used as the termination point for an open pipe. Side wall vent as an alternative to venting through the roof. 

For general planning and installation, we recommend the use of the information contained on the submittal sheet for the Studor Recess Box. The information is based on national standards, plumbing codes and the Hunter curve.



Our Price

1    $12.24
2-4 $11.48
5+  $10.71

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Price:  $12.24
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Maxi-Filtra

#8 Studor Maxi-Filtra Cartridge

The STUDOR® MAXI-FILTRA™ Cartridge. 

Filter life 2 years



Our Price

1    $10.00
2-4 $9.38  
5+  $8.75  

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Price:  $10.00
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Durgo Air Admittane Valves
The function of the Durgo Air Admittance Valve (AAV) is to admit air into the
drainage system. The AAV must be placed in a location where there is free access to air as in the following examples:

A.
In a ventilated attic space.

 B.
In wall box with grill. C. Under a lavatory or under a sink on the p-trap arm.

D.
Openly exposed in a basement, garage, or laundry room. 
  · IAPMO and ASSE 1050/1051 Approved
· Meets ANSI/NSF 14
· Lifetime Warranty
Durgo Junior,  Air Admittance Valves #1  Durgo Junior 1½”


Junior rated at 6 DFU's for horizontal applications

Comes with glueable adapter that accommodates 1½” pipe and 2” socket

•For venting single fixtures such as island sinks, lavatory or tub.
•Will vent up to 6 DFU's on a branch. 
•Fits 1 1/2" pipe sizes.(also 2" pipe w/ included adapter)
•Expands architectural design limits
•Compact design for tight applications
•Life Time Warranty

Our Price

  1 unit   @  $16.75 ea.
 2-4 units  @ $15.71 ea.
5+ units @ $14.66 ea.

(Plus Shipping)


Price:  $16.75
Quantity:  

Durgo Senior, air admittance valves #2  Durgo Senior 2” 


Senior rated at 20 DFUs for horizontal runs and vertically stacked applications

Comes with glueable adapter that accommodates 1½” pipe and 2” socket

•Can be used as an individual, branch, circuit or stack vent •Will vent up to 20 DFUs on stack, (one full bathroom)
•Fits 2" pipe sizes (also 1 1/2" pipe w/included adapter)
•Expands architectural design limits
•Reduces the number of fire-stopping applications
•Life Time Warranty.

Our Price

  1 unit   @  $21.26 ea.
 2-4 units  @ $19.93 ea.
5+ units @ $18.60 ea.

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Price:  $21.26
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Durgo 3"  air admittance valves #3  Durgo  3” 

Maxi AAV for large or commercial requirements

The unique design of the Durgo US90 3"  provides plumbing ventilation to prevent the loss of water seals in traps without the need for costly roof penetration and vent piping.

•For venting large homes w/ multiple bathrooms.
•Will vent up to 620 DFUs on a stack
•Fits 3" through 6" pipe sizes.
•Can be used as an individual branch, circuit or stack vent
•Expands architectural design limits;
•Reduces the number of fire-stopping applications
•Life Time Warranty
 
Horizontal Fixture Branch
4" pipe diameter = 160 dfu's
5" pipe diameter = 360 dfu's
6" pipe diameter = 620 dfu's

Our Price

  1 unit   @  $32.11 ea.
 2-4 units  @ $30.11 ea.
5+ units @ $28.10 ea.

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Price:  $32.11
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Under sink Installation
Typical under sink installation.
Frequently Asked Questions

Benefits of the AAV
Typical Attic Installation, air admittance valves
Typical Attic Installation


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