The chase enclosure must be ventilated.
Duratech chimney pipe installation guide.
Proper planning for your duratech chimney installation will result in greater safety efficiency and convenience as well as saving time and money.
Combustible materials include lumber plywood sheetrock plaster and lath furniture curtains electrical wiring and building insulation.
The duratech chimney system is designed to extend vertically with a maximum of one 1 offset two elbows total of up to 30 from vertical.
For a ul approved shroud see products item page.
You must use only authorized duratech chimney parts to maintain a listed chimney system not including the connector pipe.
Never fill any required clearance space with insulation or any other materials.
Duratech chimney is listed under ul re examination service number mh7399.
For example a 6 12 pitch has a vertical rise of 6 over a horizontal distance of 12.
Combustible materials include lumber plywood sheetrock plaster and lath furniture curtains electrical wiring and building insulation.
Measure the roof pitch.
To calculate the installed per length.
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The chase top flashing or field fabricated chase pan must be used.
Determine the total length of chimney and stovepipe required for the installation.
To calculate installed length of 5 6 7 or 8 duratech chimney subtract 1 1 4 from each joint overlap of chimney pipe.
Materials and construction 2 mineral fiber insulation encased between inner and outer walls made of 016 430 stainless steel.
Duratech chimney 1700 f is available in 10 through 24 diameters.
Duratech premium dtp is a double wall all fuel chimney system for use with wood gas oil or coal burning appliances.
Allow a minimum of 2 air space to combustibles when installing duratech chimney.
Do not use with forced draft positive pressure appliances.
Always allow at least a 2 inch clearance between duratech chimney pipe and any combustible materials.
Duratech installations which include the use of a shroud must comply with the following requirements figure 1.
Never fill any required clearance space with insulation or any other materials.