Q. We had a chimney cleaning service inspect our chimney and they suggested that we install an insulated flexible aluminum flue liner in our chimney connected directly to our gas water heater vent.

An insulated chimney-flue liner may solve the problem, too. *This story first appeared in the November 2016 issue of Popular Mechanics. Roy Berendsohn. Senior Home Editor.

Q: Not long ago you answered a question from a reader about fireplace chimneys. You talked at length about dampers but you did not mention the need for a chimney liner. My house is 1906 vintage ...

Hart & Cooley is introducing the new Model SLK chimney liner kits. Made of type 316 stainless steel, the flexible liner kits are available in 4- to 8-inch diameters and 25- and 35-foot lengths. In ...

A liner can also be bypassed when installing a high-efficiency or tankless water heater — which, like a high-efficiency furnace, can be vented directly out a wall instead of through the chimney.

A new tube production system for chimney liners and similar HVAC applications is designed to eliminate batch production processes in producing chimney tubes. The Chimneymaster, an integrated ...

How to install chimney pipe through a flat ceiling can be done by any do-it-yourself homeowner. Transitioning from Rock-Vent insulated double wall Class A chimney pipe to black single wall stove ...

Insulated pipe chimneys should not exceed 20 feet in length. This length should be reduced by 10 percent for every 90-degree bend and 5 percent for every 45-degree bend in the run.