EXCELiner is certified as a chimney liner for use on appliances that burn:

- Wood - Oil - Natural or LP Gas -

Allowable Flue Gas Temperatures
Max Continuous 650°C (1200°F)
Brief Forced Firing 925°C (1700°F)
Tested To 1150°C (2100°F)

Clearance to Combustible Materials
The clearance between EXCELiner and surrounding combustible and non-combustible materials varies with the type of installation. Please refer to the installation instructions for specific details for your application.

Construction
Single wall: .016" or .025" stainless steel (all tees are heavy gauge .025")
Seam: Continuous seam welded
Insulation: Optional (required for some applications) Foil backed ceramic liner.

Slip lengths are available in 3' and 1' lengths.  Slip lengths are used to adjust the length of the system without cutting.  
Note:  Slip lengths must be installed above a fixed length or they will not adjust.  They should not be installed immediately above a tee or elbow.

*Special Order.  No returns on special order items.