ThermoTub® Heaters
Radiant Heating Pads for Bathtubs and Showers





- Controller handles up to 4 heaters
- Speedy and efficient warm-up with integrated foil and foam insulation.
- One touch control and adjustment for optimum customized comfort level.
- Peel and stick installation with plug and play controls for fast install
- Proven brand-name controls and outdoor-rated sensors
- Hermetically sealed connections for reliable performance in wet areas
- Made in the USA and UL listed
Settling in for a nice relaxing bath? Taking a seat in a walk-in tub as it fills up? Hate having to brace yourself for that moment your back hits the porcelain and that chill goes up your spine? Fear not! ThermoSoft has the answer to chilly tub surfaces with ThermoTub adhesive heaters. The surface of a tub is frequently much cooler than the water around it, so a adhesive heater on the back side of your tub's surface completes the luxurious experience of a relaxing bath, and makes the process of waiting for a walk in tub to fill a much more comfortable prospect. ThermoTub is available in various sizes and shapes to suit your seat, backrest, or armrest applications. The heaters apply an ultra-fast warmup so you can start enjoying your bath and leave the shivers behind immediately!
Shop today to complete you bathing experience with this affordable luxurious add-on!
Bathtub Heaters
Select multiple sizes and shapes to fit your backrests, armrests, and tub seats. Connect up to 2 heaters per control or up to 4 heaters per control with 2 ThermoSplitters. DO NOT EXCEED 3A PER CONTROL.Contact us for project assistance.
Item | Size | Power | Price | Qty |
---|---|---|---|---|
BTH0212-201 | 2" x 12" | 0.2A 5W | ||
BTH0312-201 | 3" x 12" | 0.3A 7W | ||
BTH0316-201 | 3" x 16" | 0.5A 12W | ||
BTH0412-201 | 4" x 12" | 0.5A 12W | ||
BTH0608-201 | 6" x 8" | 0.5A 12W | ||
BTH0612-201 | 6" x 12" | 0.7A 17W | ||
BTH0616-201 | 6" x 16" | 1.0A 24W | ||
BTH0812-201 | 8" x 12" | 1.0A 24W | ||
BTH0816-201 | 8" x 16" | 1.4A 34W | ||
BTH0912-201 | 9" x 12" | 1.2A 29W | ||
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Controllers & Sensors
ThermoTub accessories and controllers make installation and operation easy. Rapid warm-up, one-touch temperature maintenance, 30 minute automatic shutoff, and energy-saving settings reduce operating costs. Contact an expert for guidance.

Comes with ThermoSplitter and Soft Touch LED Keypad.

One keypad for on/off operation. Choose from white or silver.

Connect multiple heaters easily.

Easily tape seams and edges with special cloth tape.
How To Install ThermoTub Pad?

This overview does not substitute for a full reading of the Installation Manual.
ThermoTub is designed for quick and easy installation in the field or factory. Whether you are a do-it-yourselfer or a professional installer, ThermoTub can be installed in as little as 10 steps as illustrated below. Just be sure to follow the detailed instroctuions provided with every order and local codes.
1Provide 120V GFCI circuit with access.

2Clean surface of tub.

3Peel off release paper and position heater.

4Attach control to tub frame.

5Use mounting tabs to secure control.

6Or attach control to 2x4 secured to floor, or between alcove studs (see last photo).

7Connect keypad cord to keypad.

8Peel release paper from underside of keypad.

9Press keypad into hole drilled in tub, wall, or extension shelf.

10Remove release paper, press decal on keypad.

11Snap keypad ring over keypad.

12Apply silicone seal around keypad.

13Make all connections.

14Connect heater(s) to control.

15Plug control into 120V GFCI circuit.

ThermoTub Documents
ThermoTub FAQ
What is ThermoTub?
Is this a safe product to put in my home or business? What about EMF?
Can I use ThermoTub with my tub material?
How do I install ThermoTub? How does it all get connected?
Will this be visible?
Can I combine more than one heater to fit my tub?
Can I cut, shorten, or reshape the heaters?
Can I shorten the cables?
How much will it cost to run this system?
How hot does ThermoTub get?
How long will ThermoTub last? How long is the warranty?
I'm still confused.
Our Commitment to You
Supported by Real People
We know that being the best doesn’t just mean superior products, it means backing them up with superior service.
Priority 1: Making You Happy
Creating joy and comfort with our heat applications is our primary motivation.
Industry-Best Value
American-made quality, easy installation, and safe operation. All competitively priced for the best value in radiant heating.
Innovative & Reliable Design
Pushing the industry forward with innovation and here for long haul with the greatest reliability. That’s why our systems are in our homes too.
Understanding Your Needs
ThermoSoft is the best partner for your project because we know when to listen, and when to offer guidance.
Persistent Integrity
Our reputation is one of our best assets. We developed that reputation by delivering on every promise.