



Sunstone SSMAT1.5 Underfloor Electric Heating Mat W: 0.5m x L: 3m - Coverage: 1.5m² - 225W 240V 150W/m²
SSMAT1.5
Sunstone SSMAT1.5 Underfloor Electric Heating Mat - High-Efficiency Heating for Larger Spaces
The Sunstone SSMAT1.5 Underfloor Electric Heating Mat is designed for larger areas, providing efficient heating with ease of installation. The pre-fixed cables on a glass-fibre mesh ensure perfect spacing for even heat distribution. Ideal for both residential and commercial settings, it offers excellent performance and quick setup.
- Expanded Coverage: Covers 1.5 square metres of floor area, ideal for larger rooms or areas.
- Quick & Easy Installation: The pre-spaced cables make installation straightforward, reducing time by up to 35%.
- Durable Design: Blue cable with PVC insulation ensures longevity and safe operation.
- Wattage Density: 150W per square metre, delivering balanced and energy-efficient heating.
- Long-Term Warranty: Comes with a 10-year warranty for added reliability and peace of mind.
Technical Specification
- Mat Dimensions: Width: 0.5m x Length: 3m
- Voltage: 220-240V, 50Hz
- Mat Thickness: 5mm
- Cold Lead Length: 3m
- Wire Colour: Blue (differentiated from the 200W/m² red cable)
✅ Upgrade your underfloor heating system with the Sunstone SSMAT1.5 for efficient, larger-scale heating!

C/w Humidistat | N |
C/w Pullcord | N |
Range | Sunstone Underfloor Heating |
Coverage | 1.5 Square metres |
Product | Underfloor Heating |
Type | Underfloor Heating Mat |
Wattage | 225 W |
Voltage | 230/240 V |
Use | Domestic |
Nominal Power Output | 225 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.