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A  MAJOR CAUSE OF VENT RELATED FIRES IS FAILURE 

TO MAINTAIN REQUIRED CLEARANCES (AIR SPACES) TO 

COMBUSTIBLE MATERIALS. IT IS OF THE UTMOST IMPORTANCE 

THAT POLYPRO®

 

BE INSTALLED ONLY IN ACCORDANCE WITH 

THESE INSTRUCTIONS.

Dear Customer, Installer, or End User:

We welcome any comments regarding 

matters pertaining to our DuraVent products.  

We welcome any ideas, input or complaints 

to help improve our product offering.

If you are searching for tech support or 

product information, please phone us at 

800-835-4429.

Or email us at:

[email protected]

• 

Examine all components for possible 
shipping damage prior to installation;

• 

Read all instructions before beginning 
the installation and follow these 
instructions exactly as written.

• 

Proper joint assembly is essential for a 
safe installation. Check the integrity of 
ALL joints upon completion of assembly

• 

This venting system must be free to 
expand and contract under normal 
operation.

• 

Assure unrestricted vent movement 
where required through walls, ceilings 
and roof penetrations.

• 

This venting system must be supported 
in accordance with these instructions.  

• 

Do not mix pipe, fittings, or joining 
methods from different vent system 
manufacturers. Do not use adhesives 
of any kind with this venting system.
insurance and safety listing of your 
appliance.    Acceptance of the installed 
system is dependant on full compliance 
with these installation instrucitons

WARNING

Risk of carbon monoxide poisoning 

or fire due to joint separation or pipe 

breakage.

Keep these instructions for future 

reference.

PolyPro

®

 is one of M&G DuraVent's line of 

products.

WARNING

CARBON MONOXIDE POISONING 

HAZARD. Failure to follow the steps 

outlined below for each appliance 

connected to the venting system being 

placed into operation could result in 

carbon monoxide poisoning or death.

Summary of Contents for polypro

Page 1: ...PolyPro Installation Instructions PolyPro Single Wall Gas Vent System for Category II IV Gas Burning Appliances...

Page 2: ...egrity of ALL joints upon completion of assembly This venting system must be free to expand and contract under normal operation Assure unrestricted vent movement where required through walls ceilings...

Page 3: ...ATION 4 PERMITS 4 GENERAL INSTALLATION NOTES 4 CLEARANCES TABLE 1 4 CONDENSATE DRAIN 5 EQUIVALENT LENGTH CHART TABLE 2 5 JOINT CONNECTIONS 6 APPLIANCE CONNECTION 6 INSTALLATION 7 ENCLOSURE REQUIREMENT...

Page 4: ...must not be routed into through or within any other vent such as an existing masonry or factory built chimney flue unless that vent or chimney is not being used to vent another appliance and is only u...

Page 5: ...ecified by the appliance manufacturer If specific guidance is not offered by the appliance manufacturer as to Equivalent Vent Lengths EVL for vent components the general guidelines in Table 2 can be u...

Page 6: ...ing Band on male pipe section Fig 2 Insert locking tab into locking band recess rotate button away from Locking Band Clasp insert pipe sections push lock band clamp downward into socket disengage sock...

Page 7: ...rted by the appliance On Duravent and other certain clamp styles or greater All thread may be used as an extension 6 Vertical installations must be supported every 10 feet 3 meters or less Fig 7 7 Elb...

Page 8: ...stops are not required at the roof deck penetration 2 Cut and or frame hole Table 3 3 Slide the two halves together and attach to the ceiling Figure 9 ALIGN TABS WITH MOUNTS GASKET EXTERIOR WALL PLATE...

Page 9: ...N A N A N A TWIN PIPE HORIZONTAL CLASS IIB 7 3 8 x 25 8 187mm x 65mm 8 3 8 x 37 8 212 x 85mm 9 x 43 8 228 x 100mm N A N A N A TWIN PIPE HORIZONTAL CLASS IIC Framing Dimensions 8 x 3 200 x 77mm 8 7 8...

Page 10: ...outside wall 4 Slide cap through exterior wall plate into hole from outside building Cap must not be installed sloped downward 5 Orient termination so air intake slots face down 6 Seal termination to...

Page 11: ...Figure 16 CENTERLINE OF EXHAUST OUTLET OF APPLIANCE Vertical Concentric Fig 17 1 Locate penetration Fig 16 2 Cut hole in roof Table 3 3 Cut hole in ceiling above appliance Cut hole s big enough for p...

Page 12: ...The upper support plate with a flange for B vent and factory built chimney Fig 21 must be affixed to the top of the conduit via screws Anchor bolts must be used when attaching a flat support plate to...

Page 13: ...are exposed to the elements for wear or damage If damage is found the components should be replaced immediately Where possible look into the Termination Cap to verify no foreign material is there to...

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Page 16: ...ty This warranty provides no cash surrender value The terms and conditions of this warranty may not be modified altered or waived by any action inaction or representation whether oral or in writing ex...

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