Install Instructions

163
IM-PR 566442 1114 (Design Manual)
Tubing Spacing
(per design)
Figure B-1l
Section through thin-slab installation with carpet
R-19 Insulation:
Refer to local code for insulation
requirements.
1½" Concrete Slab:
Minimum ¾" height of
thin-slab over ViegaPEX
tubing
Tubing Spacing (per design)
Carpet
ViegaPEX Tubing:
Keep 4" from wall.
Fasten tubing every 2 feet and
3 times at each U-turn to hold
down any return bends or other
shapes created.
Carpet Pad:
(suitable for radiant oor heating)
Floor Joist
¾" Plywood Subfloor:
The thickness of the plywood subfloor should always
be installed in accordance with the local building code.
Sealant for Gypsum or
Polyethylene Film: 6 mil
(min.) for concrete
Figure B-1m
Section through thin-slab installation with linoleum or vinyl finish floor
R-19 Insulation:
Refer to local code for insulation
requirements.
Tubing Spacing (per design)
¾" Plywood Subfloor:
The thickness of the plywood subfloor should always
be installed in accordance with the local building code.
1½" Concrete Slab:
Minimum ¾" height of thin-slab over
ViegaPEX tubing
ViegaPEX Tubing:
Keep 4" from wall.
Fasten tubing every 2 feet and
3 times at each U-turn to hold
down any return bends or other
shapes created.
Linoleum or Vinyl Floor
Floor Joist
Sealant for Gypsum or
Polyethylene Film: 6 mil
(min.) for concrete