Install Instructions

IM-PR 566442 1114 (Design Manual)
162
Figure B-1j
Section through thin-slab installation with hardwood floor
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)
Hardwood Flooring
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.
Sleeper
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-1k
Section through thin-slab installation with tiles
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)
Tiles
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.
Crack Isolation
Membrane (optional)
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