31
R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA
1. INSTALLATION
III (a) - KIT M&G HORIZONTAL CO-AXIAL
SYSTEM, INTERNAL POLYPROPYLENE DUCT
ADJUSTABLE AT 360°.
It allows exhaust and air intake from external wall.
Suitable only for condensing unit.
It allows exhaust and air intake for combustion
through co-axial ducts, the external one for air
intake, the plastic internal one for exhaust.
PLEASE SEE THE MAXIMUM EXHAUST LENGTH
IN THE TABLE IN 1.1.21 “ALLOWABLE VENT
LENGTHS”.
The maximum exhaust length (or linear reference
length) can be calculated by summing the length
of the linear tube.
When terminating horizontally, install an elbow at
the end of the terminal. For area where snow is
a concern it is recommended to point the elbow
downwards.
M&G PolyPro Concentric Kits*
Size Horizontal
Product Code
Ø 2.3/3.9 in
(Ø 60/100 mm)
2PPC-HKRAD (fig. 21)
Ø 3.1/4.9 in
(Ø 80/125 mm)
3PPC-HKRAD (fig. 22)
*Kits must be purchased via Radiant North
America for proper kit.
Ø3.9 in (Ø100 mm)
Ø2.3 in (Ø60 mm)
90°
3.9 in
(100 mm)
4.33 in
(110 mm)
Ø4.9 in (Ø125 mm)
Ø3.1 in (Ø80 mm)
90°
3.7 in
(95 mm)
4.33 in
(110 mm)
Ø3.9 in
(Ø100 mm)
Ø2.3 in
(Ø60 mm)
3.9 in
(100 mm)
INSTALLATION
fig. 21
fig. 22
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