4" Vertical Condensation Drainpipe Z-Flex Z-Vent Stainless Steel Venting (model: 2SVEVDP04) for tankless water heaters. Use this part inline vertically to capture excessive condensation or rain that could get blown into the Rain cap under heavy wind conditions.

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 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 for the Rheem RTG74 and GT199 model heaters.

• Model: 2SVEVDP04
• Z-Flex 4" Vertical Condensation Drainpipe
• Used vertically to capture excessive condensation or rain that could get blown into the Rain cap under heavy wind conditions
• Perfect venting option for the Bosch Aquastar 240FX, Aquastar 125FX, Takagi TK1, TK2, TKD20, TKJR, TK1S, TM1 Tankless Water Heaters
• For use with the Rheem RTG74 and GT199 model heaters