Flexel

Manufacturing innovative electric
heating systems since 1978

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Floor Construction Details

It is important to choose the correct underfloor heating product dependant on your subfloor material and your chosen floor covering.

The following underfloor heating constructional details will show you the floor build-up for the most popular types of finished floor coverings.

On some occasions you may have a choice of product and floor construction to achieve your choice of heated floor surface. The final product decision may depend on a comparison of factors such as: finished floor build-up height, speed or ease of installation or cost. Whatever product or construction method you choose, you can be sure that it is well proven and will provide an excellent heating system.

Insulation materials are a crucial component in all the construction details shown. Use of the recommended insulation material will enable the floor to heat up faster and run more efficiently.

ECOFLOOR/ ECOFLEX under Tile & Stone Floor

  1. Tile or stone floor
  2. Flexible tile adhesive
  3. Flexible levelling compound
  4. ECOFLOOR Cable Mat or ECOFLEX loose cable
  5. ECOMAX insulated tile backer board
  6. Suspended timber or concrete subfloor

ECOFLOOR/ ECOFLEX under Linoleum or Luxury Vinyl Floor

  1. Linoleum or luxury vinyl floor covering
  2. Flexible levelling compound ( 13mm min depth )
  3. ECOFLOOR Cable Mat or ECOFLEX loose cable
  4. ECOMAX insulated tile backer board
  5. Suspended timber or concrete subfloor

ECOFLEX In-Screed under a Screed Floor

  1. Vinyl/Carpet/Wood Floor Covering
  2. Screed ( min 50mm )
  3. ECO-FIX HD Fixing Band
  4. ECOFLEX In-screed Cable
  5. Foil faced floor slab Insulation
  6. Concrete Subfloor

ECOFLOOR/ ECOFLEX under Carpet

  1. Carpet non rubber backed ( max 2.0 tog )
  2. Low tog underlay if required ( max 0.8 tog )
  3. Flexible levelling compound ( 13mm min depth )
  4. ECOFLOOR Cable Mat or ECOFLEX loose cable
  5. ECOMAX insulated tile backer board
  6. Suspended timber or concrete subfloor

ECOFILM under Laminate or Engineered Hardwood Floor

  1. Laminate or Engineered Board Floor
  2. Polyester Vapour Barrier
  3. ECOFILM Element
  4. ECOMAX-LITE Thermal Insulation
  5. Suspended timber or concrete subfloor

ECOFLOOR/ ECOFLEX under a Bonded Engineered Hardwood Floor

  1. Bonded wooden floor
  2. Flexible levelling compound ( 13mm min depth )
  3. ECOFLOOR Cable Mat or ECOFLEX loose cable
  4. ECOMAX Insulated Tile Backer Board
  5. Suspended timber or concrete subfloor

ECOFILM under Carpet or Vinyl Floor

  1. Carpet non rubber backed (max 2 tog) or vinyl flooring
  2. ECOMAX-DUO Overlay boards
  3. Polyester Vapour Barrier
  4. ECOFILM Element
  5. ECOMAX-LITE Thermal Insulation
  6. Suspended timber or concrete subfloor

ECOFLOOR Driveway

  1. Hardened surface, e.g. interlocking pavement
  2. Humidity sensor (water, snow, ice)
  3. Sand bed of the interlocking pavement
  4. Concrete board (protects the heating cable from vehicle load)
  5. ECOFLOOR® MAPSV/MADPSP heating cable or MST/MDT mat
  6. Firm gravel base (macadam)

ECOFLOOR Pavement

  1. Hardened surface, e.g. floor tiling
  2. Humidity sensor (water, snow, ice)
  3. Sand fill and the sub-base of the cable
  4. ECOFLOOR® MAPSV/MADPSP heating cable or MST/MDT mat
  5. Firm gravel base (macadam)

ECOFLOOR Stairs

  1. Wear layer (floor tiling)
  2. Flexible bonding cement
  3. ECOFLOOR® ADPSV/MAPSV/MADPSP heating cable
  4. Stairs

ECOFLOOR Football Pitch

  1. Grass
  2. Soil layer, approx. 30 cm thick
  3. Sand bedding, approx. 7 cm (compacted) and approx. 3 cm thick fill
  4. ECOFLOOR® MAPSV/MADPSP heating cable or MST/MDT mat (approx. 20W/m, 100W/m², cable loop spacing 20cm)
  5. Levelled solid base (grown, soil)
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