









Warmup DCM-C-3.5 DCM-PRO Blue Multi-Strand Dual Conductor 4.5mm Undertile Heating Cable For Use With DCM Pro Mats Coverage : 3.5m² - 525W 230V 150W/m²
DCM-C-3.5
Warmup DCM-C-3.5 DCM-PRO Heating Cable – 150W/m², 4.5mm Dual-Conductor Cable for 3.5m² Coverage
The Warmup DCM-C-3.5 is a professional-grade undertile heating cable designed for use with Warmup DCM-PRO decoupling mats. With a 4.5mm dual-conductor, multi-strand build, it offers fast installation, long-term durability, and a reliable 150W/m² heat output—ideal for tiled floors in both residential and commercial settings.
- Quick Installation: Designed for seamless use with DCM-PRO mats, reducing labour time and ensuring a secure fit.
- Even Heat Output: 150W/m² delivers consistent warmth across the entire floor area without cold spots.
- Robust Dual-Conductor Cable: Multi-strand core provides excellent durability and heat distribution.
- Low-Profile Design: 4.5mm cable diameter keeps floor build-up minimal—ideal for retrofits and tight floor tolerances.
- Targeted Coverage: Heats up to 3.5m²—suitable for kitchens, bathrooms, and other mid-sized rooms.
Technical Specification
- Product Type: Undertile heating cable
- Coverage Area: 3.5m²
- Power Output: 150W/m², Total 525W at 230V
- Cable Diameter: 4.5mm
- Compatible System: For use with Warmup DCM-PRO decoupling mats
✅ Install the Warmup DCM-C-3.5 Heating Cable for efficient, easy-to-fit underfloor heating with consistent performance across mid-sized areas!

Range | Warmup DCM-Pro |
Coverage | 3.5 Square metres |
Product | Underfloor Heating |
Type | UFH Cable |
Wattage | 525 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.