Z-Flex Venting Accessories - 2SVSTPF04 4" Termination Coupling Z Flex Z Vent SS Venting - For AquaStar 125FX models
4" Termination Coupling Z-Flex Z-Vent Stainless Steel Venting (2SVSTPF04) for use as intake or exhaust for tankless water heaters.
The 4" Termination Coupling (2SVSTPF04) includes a bird screen to keep birds and small animals out of your venting system.
4" stainless steel venting for Category III Gas Appliances is the perfect venting option for the Bosch Aquastar 240FX, Aquastar 125FX, Takagi TK1, TK2, TKD20, TKJR, TK1S, TM1 Tankless Water Heaters. Our Z-Flex Z-Vent venting is rated AL29-4C.
Z-Flex Z-Vent is approved for Category I (vertical only), II, III & IV applications and is designed for use with boilers, high efficiency gas and oil heaters and water heaters where cool flue gases are vented under pressure. Z-Vent contains a built-in, fail-safe gasket and locking band connection. No sealant is required.