5 inch
- DuraVent DuraBlack 5
- DuraVent DuraFlex 5
- DuraVent DuraLiner 5
- DuraVent DuraTech 5
- DuraVent DVL 5
- National Chimney M-FLEX 5
- National Chimney M-FLEX Plus 5
- National Chimney M-FLEX Pre-Insulated 5
- National Chimney Smoothwall 5
- Security Chimneys Secure Temp ASHT 5
- Security Chimneys Tubinox 5
- Selkirk MetalBest Ultra-Temp 5
- Selkirk Saf-T Liner 5
- Selkirk Stainless Flexible Liner 5
- Selkirk SuperPro 5
- Selkirk Versa-Liner 5
