Selkirk 3" to 4" Increaser (Pellet Vent - UPP - Type L / PL) d20.9 or upstairs at a maximum

or upstairs at a maximum distance of 10' (3 m)

DuraFlex SS relining systems ensure safe and efficient venting of heating appliances while protecting the masonry chimney from the damaging effects of flue product condensation

000 BTU's adjustable control

Requires SL1100 series pipe

1 Type of Gas Natural Gas Ignition Millivolt Vent Type Direct Vent Venting 4 x 6 5/8 Installation Zero Clearance Orifice 2

Selkirk 3" to 4" Increaser (Pellet Vent - UPP - Type L / PL) d20.9 or upstairs at a maximumSelkirk 3" to 4" Increaser (Ultimate Pellet Pipe Type L PL) Transition from a 3" to a 4" UPP. Painted black or unpainted. Pellet Vent UPP Type L PL The superior silicone gasket technology seals the system and provides a leak free connection. Easy to assemble for safe and secure connection. Easy to disassemble for inspection and cleaning. Laser welded inner and outer pipes ensure a consistently round pipe with a clean profile. 3" to 4" Diameters: Easy