PolyPro Single-Wall Gas Vent System for Category II & IV Gas-Burning Appliances ® PolyPro Installation Instructions
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. 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.
For the most up-to-date installation instructions, see www.duravent.com CONTENTS PolyPro PolyPro Single-Wall Gas Vent System LISTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . 4 APPLICATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . 4 PERMITS . . . .. . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . .
LISTING Listed to ULC S636 Rated Class IIA, IIB, and IIC vent system maximum temperature 230°F (110 °C) maximum positive pressure 15 in-w.c. Massachusetts Plumbers Board, # G1-0811-42 APPLICATION ANSI Category II and IV gas-burning appliances Appliances specifically tested and listed to use M&G DuraVent PolyPro Venting PERMITS Check with your local Building Official, Fire Official, or other authority having jurisdiction regarding permits, restrictions, and installation inspections in your area.
WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow these installation instructions could result in personal injury or death IMPORTANT To prevent possible recirculation of flue gases, the installer must consider the effects of prevailing wind conditions, eddy zones, nearby buildings, obstructions, or other obstacles such as shrubs when planning exhaust and air intake locations.
LOCKING TAB LOCKING BAND RECESS VERIFY GASKET IS SEATED IN FEMALE END OF PIPE CLICK! 1/4" LOCKING BAND CLASP Figure 2 JOINT CONNECTIONS Verify the gasket is seated evenly inside the groove in the female end. For PP / Metal pipe with a locking tab, slide Locking 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 socket / tab 1/4"-5/8" from socket Fig.2.
INSTALLATION 1. Pipe lengths may be cut to length (Fig.5). Use an alternate clamp (Fig.3PPS-PAC / PPS-LBC) for the connection if a locking tab (Fig.2) is removed. • Cut square (not at an angle) to the end of the pipe. • Remove burrs before assembly. TO APPLIANCE 5/8" MIN 1/4" - 5/8" (7.5mm - 15mm) 12" Figure 6 MARK IMPORTANT PP Pipe sections must be disengaged 1/4"5/8" per joint (to allow for expansion) and sloped 3°(5/8"per ft) back to the appliance per Fig.6 for proper condensate flow.
Multi-Story: Consult local building or other applicable codes for requirements in your area. In the U.S., NFPA 211 10.6.3 (2013) states: “Vents that pass through the floors of buildings requiring the protection of vertical openings shall be enclosed within an approved enclosure. The enclosure walls shall have a fire resistance rating of not less than 1 hour where a vent is located in a building less than four stories in height.
Table 3 - Wall & Ceiling Penetration Sizing Table VENT DIAMETER Termination 2" 3" 4" 5" 6" 8" 4 1⁄8" 105mm 5 1⁄8" 130mm 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
Horizontal Concentric (Fig.12) 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. Slide interior wall plate over termination and attach to wall from inside the room. 8.
Stainless Horizontal (Fig.15) 1. Cut opening in the wall. 2. Add Trim Plates and locking band (if applicable) to final pipe length before installing. Make sure flanges are facing towards the wall. Use non-hardening sealant where necessary. 3. After exterior trim plate is mounted to wall, measure 3" from exterior plate and cut off female pipe end. Duburr. Seal pipe to exterior plate. Slide Bird screen over cut pipe end and tighten clamp.
8. Install gaskets into Co-Linear Adapter (if applicable). (Fig.12) 9. Connect Co-Linear Adapter to termination (if applicable). (Fig.18) 10. Install Poly Pro venting system to/from Co-Linear Adapter or termination to appliance. BIRD GUARD BLACK UV PROTECTED PIPE RUBBER FLASHING Upper supports may be field supplied and listed, the listing requires: Min thickness of 24 ga (0.020") SS, no larger than 18" Dia or 18" max length rectangle, 4 vent runs max per support.
HANGER MOUNTED TO TOP OF SUPPORT, BELOW GASKET PLATE SEAL AS REQ'D Figure 21 The lower portion of the vent system must be supported and firestopped per appliable DuraVent instruction. 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.
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POLYPRO WARRANTY M&G DuraVent, Inc. (“DuraVent”) provides this warranty for PolyPro® for ten years. Subject to the limitations set forth below, DuraVent warrants that its products will be free from defects in material or manufacturing, if properly installed, maintained and used. DuraVent products are fully warranted if installed only by a professional installer. This Warranty is transferable from the original homeowner to the buyer of the home within the warranted ten years.