Joisted Floors Underfloor Heating System 84m²

84.0m² ThermRite Heatboard ULTRA Grooved Plated Chipboard System

Description

The ThermRite Heatboard ULTRA system combines 22mm flooring grade tongue & groove interlocking chipboard panels with integrated high-output aluminium heat diffusion plates. Designed for joisted floor installations, it offers exceptional heat distribution efficiency with easy lay and high output performance.

Each panel features 4 grooves at 150mm centres for 12mm pipe, with 9 aluminium plates per board for maximum heat transfer.

Panel Dimensions: 2400mm x 600mm x 22mm
Board Coverage: 1.44 m² per panel

What’s Included

• 59 x ThermRite Heatboard ULTRA panels (total coverage approx. 84.0m²)
• 531 x high output aluminium heat diffusion plates integrated within grooves
• A Rated Grundfos circulation pump and mixing valve for optimum flow and temperature regulation
• 7 Port Dualmix manifold and connectors for precise multi-zone control
• 12mm High specification 5-layer PERT-AL-PERT pipe (~560 metres)
• Digital programmable thermostat for accurate temperature management
• Pipe cutters and pipe reaming tool for professional pipe preparation
• Comprehensive installation instructions and layout guide

Key Features

• High output aluminium plates fitted into grooves for enhanced heat transfer and distribution
• Durable, interlocking 22mm chipboard panels designed for joisted floors
• Compatible with standard 12mm multilayer pipe at 150mm centres
• Efficient flow control and mixing with A rated Grundfos pump and manifold system
• Completed with all fixtures, fittings, and tools necessary for installation
• Panels certified to BS EN 13501-1 Class D fire protection and E1 low emission grade
• Recycled content approximately 80%, supporting sustainability

Benefits

• Offers superior heat distribution with minimal energy consumption
• Easy, professional installation with integrated pipe routing and heat transfer plates
• Suitable for refurbishment and new build joisted floor applications
• Fire safety and environmental standards compliant
• Long-lasting, low maintenance system with excellent thermal efficiency

This ThermRite Heatboard ULTRA system provides a premium, high-performance underfloor heating solution for joisted floors that maximizes comfort and energy savings.

Please note: Delivery times may vary depending on location, with specific details outlined below.

Standard Delivery

UK Mainland 

• Delivery Time: 2–4 working days
• Free Delivery on all orders

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Delivery fee of £15

Channel Islands

• Postcodes Covered: GY*, IM*, JE* 
• Minimum Order: £50
• Delivery Fee: £70

Northern Ireland, Offshore Territories & Scottish Islands 

• Postcodes Covered: BT*, HS*, KW, ZE
• Minimum Order: £50
• Delivery Fee: £35

Same Day Delivery 

• Eligible Postcodes:
  E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW*
• Minimum Order: £50
• Same Day Delivery Fee: £60
• Special Requests or Locations:
  For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.

Collections

Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.

Collection address: 284 Water Rd, Unit 9, London, HA0 1HX