Clearance Requirements; Minimum Clearances, Parallel Installation, Corner Installation - Vermont Castings 3926 Homeowner's Installation And Operating Manual

Clearance Requirements

Minimum Clearances to Combustible Materials
Measure side clearances as shown in Figures 3, 4 and
5 from the outer edge of the cast iron stove top.
Measure rear clearances from the outermost surface of
the steel rear skirt.
The PDV20 and SDVR heaters are approved for
installation into an alcove constructed of combustible
materials to the dimensions and clearances shown on
the next page.
The same clearances apply in a standard parallel
installation.
Parallel Installation
"
(476mm)
6"
(150mm)
Fig. 3 Parallel installation minimum clearances and flue centerline.
Corner Installation
7 "
(190mm)
Max. Vent
Length
20" (508mm)
2"
(50mm)
Fig. 4 Corner installation minimum clearances.
20007066
Pinnacle & Stardance Direct Vent - Rear Vent Gas Heaters
Minimum Clearances
C L
2 "
(64mm)
6"
(150mm)
PDV20
2" (50mm)
PDV20
clearances (air spaces) to nearby combustibles
to prevent fire hazard. Do not fill air spaces with
insulation. All venting components must
maintain a 1" (25mm) clearance to combustible
materials. Maintain a 6" (152mm) clearance
when using single wall pipe. Maintain a 2"
(51mm) clearance when venting straight off the
rear.
• The gas appliance and vent system must be
vented directly to the outside of the building
and never be attached to a chimney serving a
separate solid fuel or gas-burning appliance.
• Refer to the manufacturer's instructions
included with the venting system for complete
installation procedures.
"
ST128c
Max. Vent
Length
20" (508mm)
WARNING:
• Always maintain required
C L
18 "
2 "
(476mm)
(63mm)
SDVR
7 "
(190mm)
2"
SDVR
(50mm)
"
ST128a
2" (50mm)
ST129a
5