Installation Instructions

ManualsBrandsAmerivent ManualsB-Vent4" (2" x 6" Wall) Fire Stop Spacer Class B Vent

ROUND AMERIVENT

TYPE B GAS VENT

Model E - Sizes 3" through 6"

Model R - Sizes 7" through 30"

OVAL AMERIVENT

GAS VENT - Model O

Size 4" - Type B, Type B 2x4, Type BW

Size 5" - Type B, Type B 2x4

Size 6" - Type B

Installation

& Assembly

Instructions

AMERIVENT GAS VENT AND ACCESSORIES ARE FOR USE

ONLY WITH LISTED CATEGORY 1 GAS-FIRED APPLIANCES OR

APPLIANCES LISTED FOR USE WITH TYPE B GAS VENT.*

AMERIVENT GAS VENT AND

ACCESSORIES ARE NOT TO BE

USED WITH INCINERATORS OR

WITH APPLIANCES BURNING

SOLID OR LIQUID FUELS.

Vent sizing and installation are to be made in accordance

with all applicable local building codes. For further

information, please consult the National Fuel Gas Code

(NFPA 54).

USAGE

AmeriVent Gas Vent and fittings are intended to form a

continuous passageway from the gas appliance to the

termination of the vent above the roof, including the vent

cap.

This symbol on

the product means

the product is

listed by

Underwriters

Laboratories, Inc.

**For fuels other than gas, write for information on AmeriVent All-Fuel Chimneys or VSI Chimneys.

*Category 2, 3 and 4 gas-fired appliances must use venting materials specified by appliance manufacturer.

Summary of content (16 pages)

PAGE 1
Installation & Assembly Instructions This symbol on the product means the product is listed by Underwriters Laboratories, Inc. ROUND AMERIVENT® TYPE B GAS VENT Model E - Sizes 3" through 6" Model R - Sizes 7" through 30" OVAL AMERIVENT® GAS VENT - Model O Size 4" - Type B, Type B 2x4, Type BW Size 5" - Type B, Type B 2x4 Size 6" - Type B AMERIVENT GAS VENT AND ACCESSORIES ARE FOR USE ONLY WITH LISTED CATEGORY 1 GAS-FIRED APPLIANCES OR APPLIANCES LISTED FOR USE WITH TYPE B GAS VENT.
PAGE 2
AmeriVent Round and Oval Gas Vent Installation Instructions General Installation Guidelines 1. Adequate air supply must be provided for combustion and venting of appliance. Local codes or NFPA 54 specify minimum requirements for combustion ventilation and dilution air. NOTE: Failure to provide adequate air may result in extreme hazards to life. 2. AmeriVent Gas Vent is suitable for installation inside or outside.
PAGE 3
AmeriVent Round and Oval Gas Vent Installation Instructions Installation Beginning Vent Structure with the Connector or Breeching System Single-Wall Connectors Connect the single-wall to the draft hood of the appliance with three (3) sheet metal screws. Each joint of the singlewall system must be connected with three (3) sheet metal screws. Single-wall connector must not penetrate any walls or ceilings, or be used in any cold or nonroutinely inspected areas.
PAGE 4
AmeriVent Round and Oval Gas Vent Installation Instructions Installation Using AmeriVent Bucket Without Hangers 1. Completely frame in (on all four sides) a properly sized square opening. Select opening size so that outside wall of AmeriVent Bucket (AB), 3-inch through 8-inch, will contact framing at four sides. See Figure 4. 1. The Bucket Connector is installed by positioning it against the bottom of the AmeriVent Bucket, as shown in Figure 5, with the mounting tabs against the bottom of the bucket. 2.
PAGE 5
AmeriVent Round and Oval Gas Vent Installation Instructions 3. Secure Firestop Support (FSP) as shown in Figure 7. Install strapping (minimum ¾", 28-gauge) through all four slots in collar, and nail as shown or nail at all four slots as shown in Figure 8 and Figure 9. NAIL STRAPPING IN PLACE (FOUR PLACES) 4. Pass AmeriVent Type B Gas Vent through opening in Firestop Support (FSP). 5. If used as a support, install Support Bracket (SB) as shown in Figure 6.
PAGE 6
AmeriVent Round and Oval Gas Vent Installation Instructions C. Installation Instructions for Optional Model EGS Firestop Gripper Support D. Round Support Plates 1. At the desired location, cut a square or circular hole in the floor at a minimum of 2½ inches larger than the nominal pipe size, but not greater than 4 inches larger. See Table 2 below. This will provide the REQUIRED 1-INCH CLEARANCE FROM COMBUSTIBLES.
PAGE 7
AmeriVent Round and Oval Gas Vent Installation Instructions location of the pipe recess to be in the proper position at each opening where a support is to be used. The Adjustable Length Section also provides relief for linear thermal expansion. The Adjustable Length Section should be positioned directly under the Vent Pipe Section that is being supported.
PAGE 8
AmeriVent Round and Oval Gas Vent Installation Instructions Universal Adapters AMERIVENT TYPE B GAS VENT The Universal Adapter (EUA-M and EUA-F) is available in sizes 3-inch through 6-inch in both male and female versions. The Universal Adapter may be used to connect AmeriVent round Type B Gas Vent to other manufacturers listed Type B Gas Vent as shown in Table 3. 1. 2. 3. 4. 5. 6. 7. 8. General Products - Air Jet Hart & Cooley Vent Selkirk Metalbestos - Household Mfg.
PAGE 9
AmeriVent Round and Oval Gas Vent Installation Instructions TERMINATION OF VENT MUST BE SECURELY GUYED OR BRACED IF IT EXTENDS MORE THAN 5 FEET ABOVE ROOF.
PAGE 10
AmeriVent Round and Oval Gas Vent Installation Instructions Installation of Type B 2 x 4 Gas Vent Section 2 Model O Oval 1. Cut out the ceiling plate in the space where the Vent is to be installed. Basic Vent Structure AmeriVent (Model O) Oval Gas Vent is available in sizes 4, 5, and 6-inch. The individual sizes reflect the flow rate capacities equivalent to 4-inch, 5-inch, and 6-inch Round Type B Gas Vent. The joint of the Model O Type B Oval Gas Vent takes up one inch when assembled.
PAGE 11
AmeriVent Round and Oval Gas Vent Installation Instructions 4. There must be nothing else in the stud bay other than the Vent and furnace. This includes any type of insulation. 5. The installation must contain an Oval Hold-Down Plate (4OHD) at the base, Oval Plate Spacers (4OPS) at the first ceiling level, and Firestop Spacers (4OPS) at any additional floor levels. See Figures 18 and 19. 6.
PAGE 12
AmeriVent Round and Oval Gas Vent Installation Instructions AmeriVent Caps 3" thru 30" AmerVent Cap 12" and Smaller Gas Vent Termination Table Roof Pitch Minimum Height Flat to 7/12 1.00 feet over 7/12 to 8/12 1.50 feet over 8/12 to 9/12 2.00 feet over 9/12 to 10/12 2.50 feet over 10/12 to 11/12 3.25 feet over 11/12 to 12/12 4.00 feet over 12/12 to 14/12 5.00 feet over 16/12 to 18/12 6.00 feet over 18/12 to 20/12 7.00 feet over 20/12 to 21/12 8.
PAGE 13
AmeriVent Round and Oval Gas Vent Installation Instructions Checking Vent Operation After adjusting appliance and lighting main burner, allow several minutes for warm-up to begin venting action. For water heaters and equipment with draft hoods, hold a lighted match along the rim of the draft hood relief opening of the appliance. Proper venting will draw the flame up or into the draft hood. Improper venting, indicated by escaping or spilling of burned gas, will cause the match to flicker or go out.
PAGE 14
AmeriVent Round and Oval Gas Vent Installation Instructions IMPORTANT NOTICE TO INSTALLER !! POST THIS NOTICE NEAR THE POINT WHERE THE CONNECTION IS MADE TO THE GAS VENT ! IMPORTANT! 1. Connect this GAS VENT only to gas burning appliances, as indicated in the Installation Instructions. Do not connect to incinerators, or to liquid or solid fuel-burning appliances. 2. This VENT SYSTEM must be inspected by a qualified professional prior to each heating season.
PAGE 15
AmeriVent Round and Oval Gas Vent Installation Instructions Locking and Unlocking Instructions Model E - sizes 3" to 6" 15
PAGE 16
AmeriVent Round and Oval Gas Vent Installation Instructions Locking and Unlocking Instructions Model R - sizes 7" to 30" TO LOCK JOINT 1. Line up pipe ends. (Embossed arrows must point up or away from the appliance.) 2. Press together until couplers Snap-Lock. 3. Pipes are now firmly connected. TO UNLOCK JOINT 1. On size 7", pry out the 3 teeth marked with dots. For larger sizes, pry out all teeth. 2. Rotate joint slightly while pulling gently apart. Model O - Oval Vent TO LOCK JOINT 1.