Using tables from the National Fuel Gas Code or our Sizing & Application Guide, determine the diameter of venting required. The Sizing & Application Guide also offers tips on good design including multi-appliance system sizing and design.
Model | Diameter |
---|---|
3RTC | 3" |
4RTC | 4" |
5RTC | 5" |
6RTC | 6" |
7RTC | 7" |
8RTC | 8" |
10RTC | 10" |
12RTC | 12" |
14RTCP | 14" |
16RTCP | 16" |
18RTCP | 18" |
20RTCP | 20" |
22RTCP | 22" |
24RTCP | 24" |
26RTCP | 26" |
28RTCP | 28" |
30RTCP | 30" |