We put all of our accessories and other items that you might need for a successful installation in one place, right here, making it easy to find the extras that make your installation go smoothly and easily. If you think there is something you need but don't see it here, make sure to give us a call so we can help.

Making a bulk order? Call now so we can get you the best value and confirm that your order will arrive on schedule.

Underlayment Pad 3' x 10'

Sound control and impact isolation padding for floating floors, small size. For use with ThermoFloor (filling in non-heated areas), WarmStep, ThermoFilm, and any floating floor.

  • Excellent acoustic protection exceeding Uniform Building Code requirements
  • Adds R-value and durability to a floating floor
  • Compatible with residential and commercial construction
  • Fully recyclable and made from 98% recycled materials
$39.95

Underlayment Pad 3' x 40'

Sound control and impact isolation padding for floating floors, large size. For use with ThermoFloor (filling in non-heated areas), WarmStep, ThermoFilm, and any floating floor.

  • Excellent acoustic protection exceeding Uniform Building Code requirements
  • Adds R-value and durability to a floating floor
  • Compatible with residential and commercial construction
  • Fully recyclable and made from 98% recycled materials
$99.95

Fidbox

Moisture and temperature datalogger for long-term readings in solid wood, engineered wood, or laminate floors.

  • 5-7 year battery life depending on access frequency
  • Accessible from a variety of devices via the Fidbox app
  • Measures and records data from subfloor and floor covering
  • Keeps you informed on how to best care for a wood floor
  • Sends alerts if your temperature or humidity need adjustment
$225.00

OJ Power Module

Enable a single thermostat to control additional square footage beyond what occupies the standard 15 amp max load. Only compatible with OJ touchscreen models.

  • Perfect for: Large rooms or areas of a single floor type that the homeowner would like to control with a single thermostat
  • Compatible with 120V and 240V systems
  • Only for use with the OJ Programmable, Touch Screen, or Wi-Fi models (UDG-4999, UDG4-4999, UWG4-4999)
$109.95

CeraZorb® Underlayment for Tile

Single sheet of synthetic cork underlayment adding insulation, 24" x 48" x 3/16".

  • Provides thermal break over cold sublfoors for efficient heating
  • Up to 25 times lighter than quarter inch backer board
  • Built-in sound control and crack suppression properties
  • Full synthetic construction does not rot, grow mildew, or absorb moisture
  • Highly durable against impact, and stable through temperature changes
$19.95

ThermoStrips Synthetic Cork Strips

Self-adhesive synthetic cork strips to be placed around the floor perimeter as a barrier for self-leveling cement. Box of 12. 24"x2"x3/8" each.

  • Creates a perimeter to control a pour of self leveling cement
  • Uses pressure sensitive adhesive for easy installation
  • Provides a "soft joint" perimeter
  • Rot, mold, and mildew proof
  • Cuts easily with standard utility knife for fast field work
$27.99

Fiberboard (MDF)

Tempered MDF fiberboard Underlayment. For use above ThermoFloor or WarmStep when installing carpet, carpet tile, or vinyl flooring.

  • Standard Medium Density Fiberboard
  • Use to lay non-rigid floor materials over a heating system
  • Prevents telescoping where heating elements are seen or felt through the floor material
$69.95

Moisture Barrier

6 mil (.006") low-density polyethylene film for moisture management, 2.5'x 40' roll.

  • Black color, top-rated material
  • Use for moisture barrier under various floor types
$15.95

InstAlarm Monitor

Monitors radiant flooring mats or cables for short or open circuits during installation. A must for do-it-yourselfers and highly recommended for anyone wanting to monitor for accidental damage.

  • Connects in series to mat(s) throughout installation to monitor for damage to heating cable
  • Sounds a loud alarm instantly if a mat is damaged to alert you of a problem
  • Operates on a standard 9-volt battery (included)
  • In-depth connection instructions included for single or multiple heat system connections
$19.95

Digital Multimeter

Adjustable multimeter for resistance measurement before, during, and after installation.

  • Adjust the scale with 20-position rotary switch for intended measurements
  • Color may vary, function will be consistent
  • Operates on a standard 9-volt battery (included)
  • Useful for other electrical work
$19.95

FixFast Cable Hold Down Strips

Use to secure heating cable directly to the subfloor, mortar bed, or sand bed.

  • 25' roll suitable for 50 sqft of heated area
  • Cut to desired length with tin snips
  • Attaches with nails, screws, or hot glue
  • Used for interior loose cable or outdoor snow melting cable
$16.95

Ultra-Light Kneepads

Extra thick, soft molded kneepads to protect your knees and keep you comfortable during installation.

  • Soft exterior protects heating system
  • One-size-fits-all
  • Highly recommended for DIY installs
$5.95

Plastic Trowel

3/8" square notched pattern, use in place of a metal trowel.

  • Durable heavy duty plastic
  • Lowers the risk of damaging the heating system versus metal trowel
  • Rust proof and easy to clean
  • For use with mortar or adhesives
$12.95

Heavy Duty Plastic Trowel

1/2" x 3/8" square notched pattern, use in place of a metal trowel.

  • Extra heavy duty plastic ideal for larger installations
  • Lowers the risk of damaging the heating system versus metal trowel
  • Rust proof and easy to clean
  • Rubberized handle
  • For use with mortar or adhesives
$14.89

Wago Connector (4 pcs)

Terminal block/cable splice blocks to ensure reliable and easy connections between multiple mats.

  • Connects up to 7 mats with 4 connectors
  • Easy operation
  • UL Listed
$4.95

Glue Gun

Hot glue gun for attaching ThermoTile Mats, ThermoTile cables, or other items to the subfloor.

  • Speeds up installation with fast pre-heat
  • Prevents heating system from moving during installation
  • Silicone protected nozzle prevents burns
  • Includes 5 glue sticks
$9.95

Glue Sticks

Hot melt glue gun adhesive sticks for use with Glue Gun.

  • 8"x7/16" size glue sticks
  • Set of 5 glue sticks
$5.95

Back Butter Buddy

Ultimate tool for making the tile back buttering process (a process needed for bonding properly to a substrate) easy on you.

  • Spins 360 degrees making back buttering quick and easy
  • Sits on top of most standard 3.5 or 5 gallon buckets
  • Attaches securely and supports up to 200 lbs
  • Invented by contractors for contractors with heavy duty construction
  • Eliminates fatigue and prevents dropped tiles
$29.95

Duct Tape 60 Yard Roll

Recommended for connecting seams of ThermoFloor Mats, underlayment, MDF, moisture barrier sheets, and general purposes.

  • 1 7/8" wide, 60 yards long
  • Standard heavy duty duct tape
$5.95

Duct Tape 10 Yard Roll

Recommended for connecting seams of ThermoFloor Mats, underlayment, MDF, moisture barrier sheets, and general purposes.

  • 1" wide, 10 yards long
  • Standard heavy duty duct tape
$2.95

ThermoTile Basic Kit

InstAlarm, Trowel

  • InstAlarm monitor
  • 3/8" Square notched plastic trowel
$32.90

ThermoTile Advanced Kit

InstAlarm, Trowel, Multimeter

  • InstAlarm monitor
  • 3/8" Square notched plastic trowel
$52.85

ThermoTile Deluxe Kit

InstAlarm, Trowel, Multimeter, Kneepads, Glue Gun & Sticks

  • InstAlarm monitor
  • 3/8" Square notched plastic trowel
  • Ultra light kneepads
  • Glue gun
  • Extra glue sticks
  • Digital multimeter
$74.70

10' Grounded Lead Extension (120V)

  • 10-foot length extension to both lead wires
  • Includes special heat shrink connectors
  • Compatible with 120-Volt mats and line voltage
  • Grounded for use with all ThermoTile products
$29.95

10' Grounded Lead Extension (240V)

  • 10-foot length extension to both lead wires
  • Includes special heat shrink connectors
  • Compatible with 240-Volt mats and line voltage
  • Grounded for use with all ThermoTile products
$29.95

20' Grounded Lead Extension (120V)

  • 20-foot length extension to both lead wires
  • Includes special heat shrink connectors
  • Compatible with 120-Volt mats and line voltage
  • Grounded for use with all ThermoTile products
$49.95

20' Grounded Lead Extension (240V)

  • 20-foot length extension to both lead wires
  • Includes special heat shrink connectors
  • Compatible with 240-Volt mats and line voltage
  • Grounded for use with all ThermoTile products
$49.95

Thermostat Installation Kit

Complete conduit kit with box and connectors to mount thermostat and to run heating mat lead wires from the floor to the electric box.

  • 4" (2-gang) electric box
  • 4" (1-gang) mud ring
  • 2 Wago connectors
  • Coupling connectors and bushing
$44.95

Backup Floor Sensor

Add one per thermostat. Avoid future replacement headaches.

  • Recommended for every install. Installs in the floor and remains unwired in case it is needed as a replacement.
  • 15' lead wire
  • 10K Ohm NTC (set your thermostat to read at 10K floor sensor frequency)
  • Backup sensor is recommded because it eliminates the need for difficult sensor replacement
  • Suits all of our floor heating thermostats
$19.95

Schluter DITRA-HEAT Sheet - 3'3" x 2'7"

  • Provides uncoupling, waterproofing, vapor management, and support to guarantee an enduring installation
$19.48

Schluter DITRA-HEAT Roll - 3'3" x 41'1"

  • Provides uncoupling, waterproofing, vapor management, and support to guarantee an enduring installation
$299.95

Schluter DITRA-HEAT-DUO Sheet - 3'3" x 2'7"

  • Provides uncoupling, waterproofing, vapor management, and support to guarantee an enduring installation
  • DITRA-HEAT-DUO includes an integrated thermal break to reduce sound, heat loss, and improve warming time
$26.95

Schluter DITRA-HEAT-DUO Roll - 3'3" x 33'

  • Provides uncoupling, waterproofing, vapor management, and support to guarantee an enduring installation
  • DITRA-HEAT-DUO includes an integrated thermal break to reduce sound, heat loss, and improve warming time
$336.95

Prodeso Heat Membrane - 3'3" x 49'5"

  • Provides uncoupling crack isolation, vapor management, support load distribution, flexible heating zone selection, and waterproofing
  • Square-shaped reliefs form channels specially designed to embed and hold the heat cable
$279.95

Prodeso Heat Membrane - 3'3" x 24'7"

  • Provides uncoupling crack isolation, vapor management, support load distribution, flexible heating zone selection, and waterproofing
  • Square-shaped reliefs form channels specially designed to embed and hold the heat cable
$145.95

Prodeso Heat Membrane - 3'3" x 12'4"

  • Provides uncoupling crack isolation, vapor management, support load distribution, flexible heating zone selection, and waterproofing
  • Square-shaped reliefs form channel specially designed to embed and hold the heat cable
$89.95

PROVA FLEX-HEAT Membrane - 3'3" x 49'5"

  • Provides lightweight uncoupling with heating cable capabilities
  • Features a unique Shear Stress Control® system with non-woven anchoring fleece to neutralize stress caused by movement in the substrate
  • Exclusive vapor management system provides open air channels on the underside to allow moisture to dissipate
$299.95

PROVA FLEX-HEAT Membrane - 3'3" x 24'7"

  • Provides lightweight uncoupling with heating cable capabilities
  • Features a unique Shear Stress Control® system with non-woven anchoring fleece to neutralize stress caused by movement in the substrate
  • Exclusive vapor management system provides open air channels on the underside to allow moisture to dissipate
$165.95

PROVA FLEX-HEAT Membrane - 3'3" x 12'4"

  • Provides lightweight uncoupling with heating cable capabilities
  • Features a unique Shear Stress Control® system with non-woven anchoring fleece to neutralize stress caused by movement in the substrate
  • Exclusive vapor management system provides open air channels on the underside to allow moisture to dissipate
$95.95