
Warmup WLFH-140W/420 Underlaminate Foil Heating Mat W: 0.5m x L: 6.0m - Coverage: 3.0m² - 420W 230V 140W/m²
WLFH-140W/420
Warmup WLFH-140W/420 Underlaminate Foil Heating Mat – 420W Electric Foil System for Floating Floors, 3.0m² Coverage
The Warmup WLFH-140W/420 Foil Heating Mat is an ultra-thin, energy-efficient electric radiant heating solution tailored for use under laminate, engineered wood, vinyl, and carpet flooring. With a consistent output of 140W/m², it offers reliable and even heat distribution across 3.0m² of floor space.
- Ideal for Floating Floors: Compatible with laminate, vinyl, carpet, and engineered wood without the need for adhesives or wet trades.
- Even Heat Coverage: Provides a steady 140W/m² across the mat, with a total output of 420W for optimal comfort.
- Quick & Clean Installation: Dry-fit design allows for fast and hassle-free installation in new or existing rooms.
- Low-Profile Foil Mat: Slim construction avoids floor height issues and easily fits beneath most floor coverings.
- Efficient Heating Performance: Fast warm-up times and reduced energy usage when paired with a Warmup thermostat.
Technical Specification
- Product Type: Underlaminate Foil Heating Mat
- Mat Size: 0.5m (W) x 6.0m (L)
- Coverage: 3.0m²
- Total Output: 420W
- Power Density: 140W/m²
- Voltage: 230V
✅ Choose the Warmup WLFH-140W/420 Foil Heating Mat for fast, effective heating under floating floors with a mess-free installation process!

Range | Warmup WLFH Series |
Coverage | 3 Square Metres |
Product | Underfloor Heating |
Type | UFH Foil Mat |
Wattage | 420 W |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.