Insulation
832 productsUpdated April 2026
Fastwarm
Fastwarm XP Insulation Board - 30mm
£13.48
2 offers
Knauf Insulation
100mm Knauf Loft Roll 44 Insulation Combi-Cut (13.89m2/Roll)
£34.75
up to £82.15
2 offers
Knauf Insulation
150mm Knauf DriTherm Cavity Wall Insulation Slab 32 (2.18m2/Pack)
£98.37
up to £1298.16
2 offers
Tyvek
Tyvek Supro Breather Membrane Felt Underlay 1m x 50m (50m2/Roll)
£132.00
up to £165.38
2 offers
Knauf Insulation
100mm Knauf DriTherm Cavity Wall Insulation Slab 37 (6.55m2/Pack)
£38.70
up to £85.18
2 offers
Knauf Insulation
50mm Knauf Acoustic (APR) Insulation Roll (16.2m2/Roll)
£55.99
up to £106.30
2 offers
["Wallrock"]
Wallrock Damp Stop Thermic Adhesive - 1kg
£9.99
up to £17.00
2 offers
Tyvek
Tyvek Supro Breather Membrane Felt Underlay 1.5m x 50m (75m2/Roll)
£180.00
up to £210.08
2 offers
Knauf Insulation
150mm Knauf DriTherm Cavity Wall Insulation Slab 37 (4.37m2/Pack)
£87.09
up to £1149.60
2 offers
Knauf Insulation
50mm Knauf DriTherm Cavity Wall Insulation Slab 37 (6.55m2/Pack)
£26.88
up to £76.04
2 offers
Knauf Insulation
100mm Knauf Acoustic (APR) Insulation Roll (12.36m2/Roll)
£64.52
up to £135.85
2 offers
Knauf Insulation
150mm Knauf Loft Roll 44 Insulation Combi-Cut (9.18m2/Roll)
£34.75
up to £95.32
2 offers
Knauf Insulation
200mm Knauf Loft Roll 44 Insulation Combi-Cut (6.84m2/Roll)
£34.75
up to £81.81
2 offers
Tyvek
Tyvek Housewrap Breather Membrane 1.4m x 100m (140m2/Roll)
£145.03
up to £152.54
2 offers
Knauf Insulation
100mm Knauf DriTherm Cavity Wall Insulation Slab 32 (3.28m2/Pack)
£40.00
up to £76.38
2 offers
Rockwool
50mm Rockwool Ablative Coated Batt 1200mm x 600mm
£23.23
Kingspan
50mm Kingspan Kooltherm K5 External Wall Insulation Board 1200mm x 600mm (7.2m2/Pack)
£157.20
Kingspan
115mm Kingspan Kooltherm K106 Cavity Insulation Board 1200mm x 450mm (2.16m2/Pack)
£126.82
Kingspan
120mm Kingspan Thermaroof TR27 Flat Roof Insulation Board 1200mm x 1200mm (5.76m2/Pack)
£219.65
Celotex
40mm Celotex TB4040 PIR Insulation Board 2400mm x 1200mm
£17.84
Materials Market
81mm Flat Roof Decking Plywood Insulation Panel 2400mm x 1200mm
£499.14
Bewi
Bewi Jabfloor 70 Insulation 2400 X 1200 X 100Mm Bba
£35.70
Kingspan
50mm Kingspan GreenGuard XPS Extruded Polystyrene Insulation 300kpa (6m2/Pack)
£69.35
Materials Market
112.5mm PIR Insulated Plasterboard 2400mm x 1200mm
£101.05