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Installation Instructions

PolyPro Single-Wall Gas Vent 
System for Category II & IV 
Gas-Burning Appliances

Summary of Contents for DuraVent PolyPro 4PPS-ADL

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

Page 2: ...allation 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 manufactu...

Page 3: ...TS 4 GENERAL INSTALLATION NOTES 4 CLEARANCES TABLE 1 4 CONDENSATE DRAIN 4 JOINT CONNECTIONS 5 EQUIVALENT LENGTH CHART TABLE 2 5 APPLIANCE CONNECTION 6 INSTALLATION 7 ENCLOSURE REQUIREMENTS 7 HORIZONTAL TERMINATIONS 8 WALL AND CEILING PENETRATION TABLE 3 9 VERTICAL TERMINATIONS 11 MULTIPLE VENT RUNS 12 ALUMINUM FLEX AIR INTAKE 13 MAINTENANCE 13 WARRANTY 14 ...

Page 4: ...thin 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 used as a conduit for the gas vent system Plastic venting systems shall not pass through fire rated separations without approved firestopping Refer to the appliance manufacturer s instructions for maximum and minimum vent lengths permitte...

Page 5: ...e female hub Fig 3 For PP Metal pipe with Locking Button Insert locking button into locking band recess rotate button away from Locking Band Clasp insert pipe sections push lock band clamp downward into socket disengage button 1 4 from socket Screws are not allowed for joint connection Never penetrate the wall of PolyPro vent pipe Exception a SS screw may be used outside the building on exterior t...

Page 6: ...EN CLAMPS ON RUBBER COUPLER ADAPTER OR FERNCO STYLE ADAPTER TO SECURE VENT PIPE TO APPLIANCE mandatory on all exhaust vent joints on pipe sizes from 2 up to 4 Fig 2 3 For 5 8 diameter Locking Bands are not required but strongly recommended at every exhaust vent joint Fig 2 3 Locking bands are optional for air inlet vent joints Fig 2 3 POLYPRO TO DURAVENT SECURITY CHIMNEY METAL VENT CONNECTION Appr...

Page 7: ...vent 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 8 7 Do not install enclose PolyPro in the stud space of a wall 8 Elbows andTees are sufficiently supported when a bracket is fixed at the female end of the connected straight section Fig 8 PP Pipe sections must be disengaged 1 4 5 8 per...

Page 8: ...enclosure and joints cannot buckle wall straps are not required provided upper and lower supports are proper Figure 10 ALIGN TABS WITH MOUNTS GASKET EXTERIOR WALL PLATE INTERIOR WALL PLATE Figure 11 REMOVE GASKET INSERT BIRD GUARD FIRESTOPS Fig 9 1 Firestops are required at each ceiling floor penetration including an attic Firestops are not required at the roof deck penetration 2 Cut and or frame ...

Page 9: ...mm 6 1 8 155mm 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 x 37 8 225 x 98mm 9 3 8 x 4 3 8 238 x 112mm N A N A N A SINGLE HORIZONTAL CLASS IIB 25 8 65mm 3 3 8 85mm 4 100mm N A N A N A SINGLE HORIZONTAL CLASS IIC Framing Dimensions 3 77mm 3 7 8 9...

Page 10: ...em to from termination to appliance Horizontal Concentric Fig 13 1 Locate penetration 2 Cut hole Table 3 3 Attach and seal exterior exterior wall plate onto 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 exterior wall plate with silicone sealant 7...

Page 11: ... AIR INLET Figure 18 TERMINATION CAP FLASHING STORM COLLAR SUPPORT CLAMP Figure 17 CENTERLINE OF EXHAUST OUTLET OF APPLIANCE Vertical Concentric Fig 18 1 Locate penetration Fig 17 2 Cut hole in roof Table 3 3 Cut hole in ceiling above appliance Cut hole s big enough for pipe in all ceilings above appliance if installing in a multi story installation 4 Firestop each ceiling penetration 5 Attach fla...

Page 12: ...The lower portion of the vent system must be supported and firestopped as detailed earlier in these and or the PP Flex instructions provided separately RIGID BLACK UV PROTECTED POLYPRO GASKET PLATE STAINLESS RELINE HANGER BRACKET POLYPRO FLEX LINER RIGID POLYPRO STAINLESS UPPER SUPPORT PLATE GASKET PLATE HANGER MOUNT HARDWARE FLANGE BIRD GUARD Figure 21 CLEARANCE HOLE 1 75 MAT L SPACE MIN Vertical...

Page 13: ...ed operation See Fig 24 for the lower install MAINTENANCE Have your venting system checked annually This can be done easily by the same technician who inspects services the appliance Recommended areas to inspect are as follows Check areas of the Venting System which are exposed to the elements for wear or damage If damage is found the components should be replaced immediately Where possible look i...

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Page 16: ...nty 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 except upon the express written authority of an executive officer of DuraVent This product is intended for venting only category II IV appliances burning Natural Gas Propane and Oil All other fuels are...

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