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Matrix Installation and Operation Instructions

3.6 Outdoor Venting

Vent piping outside the building is permitted under the following

conditions:

o The maximum length outside the building is 20 feet. (Outdoor

length must be included in the overall vent length calculation.)

o All normal termination clearances are maintained.

o All exterior exhaust vent pipes are insulated with 3.5”-ID, ½”-

thick, Closed Cell Foamed Polyolefin Tubing i.e., “Tundra

Seal Plus” or equivalent.

o The pipe is supported every 24”

o The exhaust and inlet are sloped back to the boiler ½”

elevation for every foot.

Supports every 24”

12” plus allowance above

grade for snow

Exhaust

Inlet

Gas Vent Directly Below

Keep Free of Obstructions

Apply Plate Here

Maximum of 20 feet

is permitted for

outside a building

using 3” pipe ONLY.

Figure 3.6 Outdoor Venting

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Matrix M100 Istruzioni per gli Interventi Pagina 12