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Gas Vent Kits
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Order before 2pm for same day shipping
The Z-Vent 4" Universal Adapter fits right on top of a tankless water heater's 4" diameter exhaust.
Equipped with a back-flow preventer, the universal adaptor prevents freezing air from entering the system and freezing the pipes, potentially damaging the the heat exchanger and voiding the warranty.
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Warranty: 25 years manufacturer warranty
All orders submitted before 2pm ship same day from Quebec, Canada. No outrageous shipping costs and no customs fees.
For more detailed information visit our FAQ page here.
Z-Flex Z-Vent 4-in Stainless Steel Single Wall Pipe 1ft to 5 ft length
Z-Flex Z-Vent 4-in Horizontal Vent Kit for Gas Tankless Water Heaters
Z-Flex Z-Vent 4-in Stainless Steel Adjustable Wall Thimble
Z-Flex Z-Vent 4-in 90° Stainless Steel Elbow
Z-Flex Z-Vent 4-in Stainless Steel Termination Hood
“Works as advertised.....10 minutes to set up and instant hot water! ”
- Philippe Gendron
“Works great at my trailer, I use it to replace my old hot water tank. ”
- Gregg C.
“Excellent packaging and super super super fast shipping!! ”