We do not recommend it because the heat transfer will be poor below the tub. If it is a Claw foot or other free standing tub, it is acceptable to use up extra mat under this open type of tub.
Read MoreCategory: Safety
Can I install SunTouch under vinyl flooring?
SunTouch radiant mats are UL listed for use with any type of finished floor if you embed it in at least a quarter inch of masonry. But, first make sure the vinyl flooring manufacturer rates their product for use with...
Read MoreCan I install vinyl flooring and adhesive in direct contact over SunTouch?
We do not recommend the use of flooring adhesives with SunTouch. They are not designed to withstand the operating temperatures of a radiant floor. Self leveling mortars or latex modified mortars are the preferred bonding coat. Check with the manufacturer...
Read MoreCan I install SunTouch mats on top of an old ceramic tile floor?
Normally, we recommend you consider a “crack isolation membrane” when installing SunTouch over an old floor, especially if the old tile is broken, cracked, or has other symptoms of slab or tile failure. If the old floor looks good (and...
Read MoreCan I install SunTouch mat directly over masonry?
Yes. Simply tape the mat to the mortar with the double sided tape in our installation kit and lay your tile or stone as you normally would. When in doubt, apply more tape. Thinset spreads easier when the mat is...
Read MoreSunTouch Floor Heating EMF Ratings & Explanation
EMF and Electric Floor Heating An emerging issue in the electric radiant heat industry is EMF (electromagnetic frequency) radiation. Some electric radiant floor heating companies sell only single-wire systems that release very high levels of EMF. Other radiant heat flooring...
Read More