Best Underfloor Heating — 150W + Mid-range (2026)
1 underfloor heating matching power “150W” + price “Mid-range”, hand-picked from UK Amazon listings.
#1 Pick
Warmup Underfloor Heating StickyMat 150W/m² Electric Heating Mat, 3m² (SPM3)Rated 4.5 out of 5 stars (95)
- 150W
£109.99
Pros
- Self-adhesive mat rolls out quickly across regularly shaped floor areas
- Compatible with tile, vinyl, timber and carpet floor finishes
- Does not significantly raise floor height — good for refurbishments
Cons
- Thermostat sold separately on the mat-only kit
- Professional electrician needed for the final connection