Prestige Venting Supplement

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TABLE OF CONTENTS

CHAPTER 1 - PRE-INSTALLATION REQUIREMENTS ........................................................ 1

1.1. Removal of an Existing Boiler from a Common Vent System ............................................... 1

1.2. Vent/Combustion Air Piping and Materials ............................................................................2

1.2.1 PVC and CPVC Vent and Combustion Air Piping and Fittings ...........................................2

1.2.2 PVC and CPVC Pipe Cement and Primer ............................................................................2

1.2.3 AL29-4C® Stainless Steel Vent Piping and Fittings ..........................................................2

1.2.4 Polypropylene (PP) Vent Piping and Fittings ......................................................................3

1.3. Vent/Combustion Air Equivalent Lengths ..............................................................................9

1.4. Vent Restrictions .......................................................................................................................9

1.4.1 2 Inch (60 mm) Vent System Restrictions ..........................................................................9

1.4.2 3 Inch (80 mm) Vent System Restrictions .........................................................................9

1.4.3 Rigid Polypropylene Vent System Restrictions ................................................................10

1.4.4 Flex Polypropylene Vent System Restrictions ..................................................................10

1.5. Combustion Air Contamination ..............................................................................................11

CHAPTER 2 - DIRECT VENT INSTALLATION OF VENT/AIR PIPING ............................. 13

2.1. Direct Vent - Vertical - Through the Roof or Unused Chimney ...........................................13

2.1.1 Determine Termination Location ....................................................................................... 13

2.1.2 Direct Vent - Vent Installation - Through the Roof ............................................................ 14

2.1.3 Termination Fittings - Through the Roof ........................................................................... 15

2.1.4 Direct Vent - Multiple Boiler Installation - Through the Roof ........................................... 15

2.2. Direct Vent - Horizontal - Sidewall ......................................................................................... 17

2.2.1 Determine Termination Location ....................................................................................... 17

2.2.2 Direct Vent - Vent Installation - Sidewall ........................................................................... 18

2.2.3 Termination Fittings - Sidewall ........................................................................................... 18

2.2.4 Direct Vent - Multiple Boiler Installation - Sidewall .......................................................... 20

2.3. Direct Vent - Vertical Vent and Sidewall Combustion Air ....................................................22

2.3.1 Determine Termination Location .......................................................................................22

2.3.2 Direct Vent - Vent Installation - Through the Roof ............................................................23

2.3.3 Direct Vent - Combustion Air Installation - Sidewall ........................................................23

2.3.4 Termination Fittings - Vertical & Sidewall .........................................................................24

2.3.5 Direct Vent - Multiple Boiler Installation - Vertical Vent and Sidewall Combustion Air ........24