Product Description 
Used when terminating direct-vent (sealed-combustion) systems, with direct-vent models that require a 3" intake and a 4" exhaust.This concentric termination provides the convenience of onlyhaving to make one penetration through a sidewall instead of twoseparate penetrations for the intake and exhaust piping. Thetermination includes a bird screen, restricting small animals, pests, and foreign objects from entering into the vent system.This sidewall termination can be used for 12"-18" wall thicknesses.
- Flue connection 4" and is pointing downward
- Intake connection is 3" and can be rotated.
- Adj thimble a for install in 12"-18" walls;
- OD of the concentric vent kit's body is 6"
- Includes Condensate Drain, Backflow Preventer
- Includes Air Intake Flex Hose, CondensateTube
- Includes Concentric Termination (12" - 18")
- GTU510 NI (683-2512) or GTU510 PI (683-2513)
Dimensions:
Vendor: US Craftmaster
Product Documents 
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Required Accessories 
Required Accessories 
Optional Accessories 
Optional Accessories 
Please Note: Prices, promotions, styles and availability may vary by store and online. While we do our best to provide accurate item availability information, we cannot guarantee in-stock status and availability as item quantities are constantly changing throughout the day. Inventory last updated 6/19/2013 at 5:00am CST. Rebates are an in-store service; therefore online purchases do not qualify towards rebate redemption.