DuraVent DuraTech 6" Anchor Plate btu39260 but as with any outdoor

but as with any outdoor product

the temperature of a modulating unit is controlled by changing the knob setting on the unit itself

giving you full control over your outdoor environment

The Whisper Lift® II is

a signal light on the transmitter illuminates briefly to verify that a signal has been sent

DuraVent DuraTech 6" Anchor Plate btu39260 but as with any outdoorWith a Thermal Tech blanket insulation encased between dual walls, DuraTech offers the optimum in safety and performance. It keeps the outer wall of the chimney cool, while ensuring high flue gas temperatures for optimum draft performance. The inner wall is 25% thicker than competitive chimneys for an extra margin of safety. No locking bands or mechanical fasteners required. DuraTechs sleek 1" wall design provides for easy installations through 16" on