Rated Excellentbased on 717 reviews
01473 559079Open 8:00am-5:00pm Mon to Fri

01473 559079Sales advice & customer services

Mon:
Tue:
Wed:
Thu:
Fri:
Sat:
Sun:
08:00 - 17:00
08:00 - 17:00
08:00 - 17:00
08:00 - 17:00
08:00 - 17:00
Closed
Closed
Online contact us formCreate return request
0 ItemsTotal £0.00Total £0.00
Your shopping basket is empty
Welcome
Feefo Customer Reviews
Rated Excellent
For customer service
Google Seller Ratings
Trusted Seller
Shop with confidence
Track Delivery
Secure Next Day Delivery
Fully tracked consignments
PayPal Secure Payments
Speedy checkout with PayPal
The safer, easier way to pay online

Overlay Boards

(17)

View all Insulation Boards

17 Results
Filters
Clear all
Product Availability
Price
£-
Brand
Depth
Area
Product type
Sort by
Show per page
Page 1 of 1
Harmoni Multi-Purpose Panel 1200 x 600 x 20mm (For 16mm Pipe)
£11.65£13.98
Quick Find: 23153
Part Code: HMPP20MM
Free delivery available
Harmoni Multi-Purpose Transitional Board 20mm
£9.77£11.72
Quick Find: 23155
Part Code: HMPTB20MM
Free delivery available
Harmoni Multi-Purpose Panel 1200 x 600 x 16mm (For 12mm Pipe)
£11.65£13.98
Quick Find: 23154
Part Code: HMPP16MM
Free delivery available
Harmoni Multi-Purpose Transitional Board 16mm
£9.77£11.72
Quick Find: 23697
Part Code: HMPTB16MM
Free delivery available
Tuskbond FD170 Polystyrene Adhesive Aerosol 500ml
£7.08£8.50
Quick Find: 23157
Part Code: FD170
Free delivery available
Harmoni Gypsum Solid18 Panel - 800mm x 600mm x 18mm (for 12mm Pipe)

Min Qty: 20
£11.66£13.99
Quick Find: 23695
Part Code: HGSP18
Free delivery available
Overlay Panel Jointing Glue for Solid 18 Panels
£10.82£12.98
Quick Find: 23696
Part Code: OVERLAYGLUE
Free delivery available
ProTile Grooved Insulation Panel 1200 x 600 x 20mm

Min Qty: 5
£15.40£18.48
Quick Find: 22788
Part Code: PROTILE20MM
Harmoni Aluminium Spreader Plate 390mm x 1000mm with 200mm Centres
(1 review)
£4.57£5.48
Quick Find: 12623
Part Code: SPREADERPLATE
77 units available
Harmoni Egg Crate 1450mm x 850mm (16mm Pipe)
£7.49£8.99
Quick Find: 15165
Part Code: EGGCRATE
Free delivery available
Harmoni Low Profile Self Adhesive Egg Crate - 1050mm x 650mm (10-12mm pipe)
£6.90£8.28
Quick Find: 23001
Part Code: EGGCRATE12MM
Free delivery available
Underfloor Heating Self Adhesive Edge Insulation 25 meter roll
£15.41£18.49
Quick Find: 22986
Part Code: EDGEINSULATION25M
43 units available
40mm Galvanised Washer & 25mm Screw (Pack of 50)
(4 reviews)
£9.61£11.53
Quick Find: 1135
Part Code: K0060
787 units available
Harmoni Pre-routed Chipboard - 2400mm x 600mm x 22mm (16mm pipe)

Min Qty: 10
£39.99£47.99
Quick Find: 23792
Part Code: HPRC22-16
40mm Galvanised Washer & 45mm Screw (Pack of 50)
£9.61£11.53
Quick Find: 16382
Part Code: K0080
25 units available
Harmoni Aluminium Spreader Plate 390mm x 1000mm with 133mm Centres
£5.02£6.02
Quick Find: 12629
Part Code: SPREADER133MMCENTRES
Stock alerts available
Harmoni Pre-routed Chipboard - 2400mm x 600mm x 22mm (12mm pipe)
Discontinued
Quick Find: 23694
Part Code: HPRC22

Insulation Overlay floor panels to complete your wet underfloor heating installation, ensuring a professional finish.

Need Help? Free Design Service

Call 01473 559079 or email us for a bespoke design service for your underfloor heating project FREE

Learn more