Stainless steel 316 hull exhaust shell polished to lustro with an external diameter of 24 mm do diesel heater do marine trucks Feature: 1. Dimensions: The outer diameter of the mounting hole is 24 mm/0,94 inch, the inner diameter is 20 mm/0,79 inch, fits do hose, tube or pipe. 2. Stal: The hull exhaust plating is made of marine grade 316 stainless steel, rust and chemical resistant, resistant to harsh conditions. 3. Polished to lustro: The surface of the exhaust joint through the fuselage has been polished, which ensures rust resistance and durability in saltwater environments. 4. Application: Suitable do yachts, ship pipe vents, diesel heater exhausts, fits do Webasto, do Planar, do Eberspacher, Chinese diesel parking heater var4. 5. Easy installation: Comes with screws and a large gasket, the exhaust pipe socket through the fuselage is simple to use, does not require complicated operations, will not take Ci a lot of time. Specification: Item Type: Through Exhaust Cover Through Hull Material: stal stainless steel 316, polished to lustro Dimension: outer hole diameter is 24 mm/0,94 inch, inner diameter is 20 mm/0,79 inch, with black seal Application: yacht, ship pipe vent, diesel heater exhaust, fits do Webasto, do Planar, do Eberspacher, Chinese diesel parking heater var4 Package List: 1 x Hull Exhaust Coating 3 x Seal 3 x Screw 3 x Nut