These are genuine Security Duravent flue extension connectors. There are two different flue extensions available from the drop down menu. The 7CA works with chimney that has a 1″ insulated wall (ASHT & Duratech) whereas the 7XCA is certified for chimney with a 2″ insulated wall (Security Secure Temp S2100 & Duratech Premium).
Security Duravent Part Numbers:
- 7CA : ASHT & Duratech Chimney that has a 1″ Wall (Sometimes referred to as 7DTC-CA). This replaces old part number 7UP
- 7XCA: Secure Temp 2100 & Duratech Premium Chimney that has a 2″ Wall. This replaces old part number 7UP.
Part Description: The flue extension adapts the insulated chimney to either single wall or double wall smoke pipe. The old part – 7UP – is no longer available and has been replaced by these two parts instead.
These genuine Security Duravent 7UP flue extensions are in stock ready to ship.