Class a pipes are generally ul listed.
Ul 103 ht chimney liner.
October 02 2015 ansi approved.
Duratech 5 8 all fuel double wall chimney system.
Rock flex chimney liners are fabricated with the highest quality stainless steel ul 1777 tested and listed air and water tight and provide the best flexibility and strength to contain moisture and flue gases.
Nfpa 211 reduces fire hazards by ensuring the safe removal of flue gases the proper installation of solid fuel burning appliances and the correct construction and installation of chimneys fireplaces and venting systems.
For wood pellet gas oil and coal burning appliances.
This type of system is listed to ul 103 ul 103ht ulc s629 or ulc s604.
October 15 2010 ansi approved.
103 ht chimney pipe info almost all manufacturers of today s epa rated wood stoves and air tight zero clearance fireplaces require the chimney stack to be u l.
All fuel double wall 1 chimney.
These requirements cover factory built chimneys intended for venting gas liquid and.
Ul 103 ul standard for safety factory built chimneys for residential type and building heating appliances active most current buy now.
You can now reline your inefficient factory built fireplace and chimney for use with a wood burning insert that requires a 2100ﾰ u l.
Duratech 10 24 all fuel double wall chimney system.
Ul standard ul 1777 edition 5 standard for chimney liners edition date.
You can now reline your older 1700ﾰ u l.
This pipe adds a bonus safety feature and costs the same as the ul.
Heat resistance is very important.
Ul standard ul 103 edition 11 standard for factory built chimneys for residential type and building heating appliances edition date.
This product comes in double wall or triple wall construction.
103 rated chimney with our new system and can attach a wood burning appliance that requires a 2100ﾰ u l.
This is because the flue temperatures of an air tight wood stove are much higher due to the reburn technologies such as a catalytic combustion or secondary air tubes.
These pipes must pass an intense series of tests.
Also you can choose a ul 103ht pipe that can withstand temperatures of 2 100 degrees.
