Z-Flex Venting Accessories - 2SVSRCF04 4" Rain Cap Z Flex Z Vent SS Venting - For AquaStar 125FX models
4" Rain Cap Z-Flex Z-Vent stainless steel venting (2SVSRCF04). This cap prevents rain water from running down into your 4" stainless steel venting, which can damage your tankless water heater.
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.