Cable & Membrane Overview
Product Name
SunTouch WarmWire & HeatMatrix
Indoor Use Only
YES
Online Estimator Tool
120V Sizes - designed at 12 w/sqft
10, 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100 (sqft)
240V Sizes - designed at 12 w/sqft
20, 30, 40, 50, 60, 70, 80, 90, 100, 120, 140, 160, 180, 200 (sqft)
Max Heat Output
14.4 watts/sqft
Cable Spacing w/guides
10.3 w/sqft - 3.5”
12 w/sqft - 3”
14.3 w/sqft - 2.5”
Cable Spacing w/membrane
10.6 w/sqft - 3/4/3 alternate shape
12.3 w/sqft - 3 shape
14.3 w/sqft - 3/2/3 alternate shape
Cable Straps Included
YES
Self-Leveling Concrete Using Cable Guides
Recommended, or thicker mortar bed
Cable Thickness
Unknown
Zero EMF
<1 milligauss
Waterproof Cable
YES
Cable Repair Kit Available
YES
Cable Must be Turned After 10’
No; Unlimited Straight Runs
Cold Lead Length
10’
Cable Splice and Sensor Probe Fits without Cutting Membrane
YES
Membrane Rolls Sizes
40 sqft & 161 sqft
Membrane Sheet Sizes
10 sqft - 3.13’ L x 3.28’ W
Membrane Thickness
.24” - 6mm
Adjusted Floor Height
Cable w/straps - 1/4”
Cable w/membrane - 1/2”
YES
Waterproof Membrane
Unknown
Self-Leveling Concrete over Membrane
YES, refer to thin-set & tile manufacturer
Modified Thinset Approved Above and Below Membrane
Minimum Tile Size Over Membrane
2”x2” over thinset
YES
UL Approved under Laminate
YES
UL Approved under Luxury Vinyl Tile
YES
UL Approved under Engineered Hardwood
Membrane - Robinson Floor Test - OSB/Plywood w/19.2” O.C Joists - 12”x12” Porcelain
(16” O.C) - 2/5 - Light
Membrane Approved for Sound Reduction
NO
Is the Membrane a Thermal Break?
NO
Cable Warranted in Other Membranes
YES
Membrane Warranted with Other Cable
YES, 5 years
YES, must get authorization
Warranty in Effect After Repairs
Cable & Membrane Warranty
helpful Videos
SunTouch® WarmWire® Planning & Product Selection
SunTouch® WarmWire® Installation
HeatMatrix Installation Video
SunTouch® WarmWire® Shower Installation