【High Quality Material】The car heater exhaust pipe is made of high quality 100% stainless steel, long service life, safe and durable, corrosion resistant, wear resistant. Precision manufacturing, smooth surface without scratches, no worry about cut finger, very safe. 【Effective Noise Reduction & Airtight】 Exhaust on the other side of the van away from the awning, helps reduce noise from the car heater exhaust pipe. Stainless steel clamps better hold the car heater exhaust pipe vent to ensure a perfect seal. 【Wide Range of Applications】Stainless steel parking air heater exhaust pipe 25mm diameter, specially designed for car heaters and exhaust silencers/mufflers. Suitable for crude oil parking heaters, parking air heaters, vehicle auxiliary air heaters and generator exhaust gases. 【Easy Installation】Stainless steel parking heater direct replacement for the old or broken one, the flexible exhaust heater hose comes with two mounting clips, simply install the clips on the hose and install