

The 3" CONCENTRIC VENTING TERMINAL KIT (Part Number: S1-1CT0303) is designed to efficiently vent combustion air and exhaust gases through a common roof or sidewall penetration, ensuring optimal appliance performance. With precise 3" diameter measurements, this kit can be easily installed in under 30 minutes with common tools. We know appliances inside and out and will help you find the right part with expert, honest advice.