Shop all Building Materials & Insulation — Page 3
Insulation, plasterboard and roofing materials for UK home renovation.

#49 Pick
Everbuild Black Jack 904 Roof Felt Adhesive – High Strength – Black – 1 LitreRated 4.4 out of 5 stars (3,968)
- Bitumen Adhesive
- 1 Litre
£12.08
Pros
- High-strength bitumen adhesive bonds roofing felt to timber, metal and concrete
- Also doubles as a chipping adhesive for the final capping layer
- Thousands of verified reviews back up its reliability for shed and flat roof repairs
Cons
- Strong solvent smell while curing needs good ventilation

#50 Pick
Galvanised Roofing Felt Clout Nails 13mm (Pack of 50)Rated 4.5 out of 5 stars (1,256)
- Galvanised Steel
- 13mm, Pack of 50
£3.37
Pros
- Wide clout heads grip roofing felt securely without tearing it
- Galvanised finish resists rust in exposed outdoor conditions
- Amazon Choice pick with a strong review track record for the price
Cons
- Small pack size means larger jobs need several packs

#51 Pick
Clout Nails 20mm (Pack of 100) Extra Large Head Galvanized Shed Roofing Felt Tacks for DIY, Construction, Outdoor Wood Fence and Roof TilesRated 4.3 out of 5 stars (1,353)
- Galvanised Steel
- 20mm, Pack of 100
£6.99
Pros
- 20mm length suits slightly thicker felt and light board than standard clouts
- Extra-large heads spread load and resist pull-through in windy conditions
- Galvanised coating gives good long-term corrosion resistance outdoors
Cons
- Longer length is unnecessary for very thin standard shed felt

#52 Pick
Birch Core Plywood B/B Sheet 2440 x 1220mm (8ft x 4ft) (18mm Birch)Rated 4.6 out of 5 stars (12)
- Birch Plywood
- 2440 x 1220 x 18mm
£139.99
Pros
- Furniture-grade B/BB birch faces sanded smooth on both sides of the panel
- Suits furniture making, joinery, laser cutting and quality DIY projects
- Full 8x4ft sheet size fits most cutting lists with minimal waste
Cons
- Premium price compared to standard construction-grade plywood

Currently unavailable
Pros
- Combined setting and air-drying formula fills and finishes joints in just two coats
- High coverage rate reduces the number of tubs needed per room
- Amazon Choice pick with a strong review track record
Cons
- Setting-type compound has a limited working time once mixed

£33.98
Pros
- Larger 10kg tub suits bigger jointing and finishing jobs without re-ordering
- Same trusted two-coat setting and air-drying formula as the 5kg size
- Minimal drying shrinkage gives a smoother finish before decoration
Cons
- Heavier tub is less convenient for small patch-repair jobs

#55 Pick
BARGAINS-GALORE 90M Self Adhesive Scrim Tape - Plastering Mesh Strong Fibreglass, Plasterboard, Drywall RepairRated 4.1 out of 5 stars (70)
- Fibreglass Mesh Tape
- 90m
£6.95
Pros
- Self-adhesive fibreglass mesh reinforces plasterboard joints before filling
- Long 90m roll covers a whole room of joints from a single roll
- Also useful for small crack and hole repairs on walls and ceilings
Cons
- Needs a filler or jointing compound over the top, sold separately

#56 Pick
The Loft Riser Stilts, 175mm Height Loft Insulation Spacer, Attic Stilts, Plastic Loft Risers, Loft Stilt Legs, Loft Flooring Legs (32 Pack)Rated 4.4 out of 5 stars (154)
- Insulation Spacer
- 175mm, 32 Pack
£47.99
Pros
- 175mm height lifts boarding clear of insulation to keep it uncompressed
- Plastic construction is lightweight and easy to carry up into a loft
- 32-pack suits a decent sized loft boarding project in one order
Cons
- Loft boards need to be bought separately to complete the raised floor

#57 Pick
5 X RECTICEL / CELOTEX / KINGSPAN Insulation Board 100MM X 2400MM X 1200MM EURTHANE GP FOIL Back PIR, SilverRated 4.0 out of 5 stars (1)
- PIR Foam Board
- 2400 x 1200 x 100mm, 5 Boards
£282.95
Pros
- Foil-backed PIR board gives a high insulation value for a relatively thin panel
- Supplied as equivalent stock from Recticel, Celotex or Kingspan depending on availability
- 5-board bulk pack suits a full loft, wall or floor insulation project
Cons
- Large pallet-size order needs van access or ground-floor delivery space

#58 Pick
NCaan Heavy Duty Metal Self-Drill Plasterboard Fixings with Screws - Superior Tight Grip & Strong Hold - Driva Plasterboard Fixings - Metal Self-Drill Anchor 31mm (Pack of 10)Rated 4.4 out of 5 stars (2,708)
- Metal Self-Drill Fixing
- 31mm, Pack of 10
£6.95
Pros
- Self-drilling metal anchors need no pre-drilled pilot hole in most plasterboard
- Strong hold suits hanging mirrors, shelves and light fixtures
- Thousands of verified reviews back up its reliability
Cons
- 31mm length is only rated for standard plasterboard thicknesses

#59 Pick
(Pack of 50) Mini Mesh Plaster Beads 2.4m - Plasterboard Drywall Thin Coat Angle BeadsRated 3.4 out of 5 stars (6)
- Galvanised Steel Angle Bead
- 2.4m, Pack of 50
£74.99
Pros
- Mini mesh profile suits thin-coat plaster finishes without building up excess thickness
- Galvanised steel core gives a straight, durable corner reinforcement
- Bulk 50-pack works out cheaper per length than buying individually
Cons
- Large bulk pack is more than needed for a single small repair job

#60 Pick
Everbuild Black Jack 904 Roof Felt Adhesive - High Strength - Black - 5 LitreRated 4.4 out of 5 stars (3,968)
- Bitumen Adhesive
- 5 Litre
£26.49
Pros
- Larger 5L tin suits bigger flat roof and shed roofing jobs without re-ordering
- High-strength bitumen adhesive bonds felt to timber, metal and concrete
- Same trusted formula as the smaller 1L tin, with thousands of verified reviews
Cons
- Strong solvent smell while curing needs good ventilation

£54.99
Pros
- Instant waterproof bitumen seals leaks and cracks in a single coat
- Versatile across concrete, brick, asphalt, drainpipes and gutters
- Well reviewed with several hundred verified ratings
Cons
- Black finish is only suitable where the repair does not need to blend in visually

#62 Pick
Sika Damp Proofing Slurry - Waterproof - Adjustable Consistency - Interior and Exterior Applications - Grey - 20kgRated 4.2 out of 5 stars (54)
£30.53
Pros
- Trusted Sika brand cementitious slurry for basements, cellars and retaining walls
- Adjustable consistency suits both trowel and brush application
- Rated for both interior and exterior waterproofing use
Cons
- Needs careful two-coat application for full waterproofing performance

#63 Pick
Internal Letterbox Draught Excluder with Black Bristles - White PVC, External Size 34.2 x 7.9 x 0.8 cm, 28.1 x 4.6 cm Internal ApertureRated 4.8 out of 5 stars (7)
- PVC & Bristle
Currently unavailable
Pros
- Black bristle brush blocks draughts, dust and outside noise through the letterbox
- White PVC surround suits most standard front door letterbox openings
- Simple screw-fit installation with a tidy internal finish
Cons
- Limited number of reviews so far despite the strong early rating

#64 Pick
Stormguard 05SR180005MW 5m Self-Adhesive 'V' Seal Tape Draught Excluder - WhiteRated 3.8 out of 5 stars (793)
- PVC V-Seal Tape
£5.99
Pros
- Low-profile V-seal tape suits window and door edges where bulkier strips will not fit
- Self-adhesive backing makes for a quick, tool-free installation
- 5m roll covers several windows or a full door frame in one length
Cons
- Thin V-profile seals smaller gaps than a full foam or brush strip

#65 Pick
Exitex Self Adhesive P Strip Draught Excluder 5m - EPDM Rubber Weather Seal for Doors & Windows - Seals Gaps 2-5mm - Energy Saving Draft Stopper (Black)Rated 4.1 out of 5 stars (10)
- EPDM Rubber
£5.99
Pros
- EPDM rubber P-profile self-seals gaps between 2-5mm on doors and windows
- Established trade brand widely specified for door and window draughtproofing
- Simple peel-and-stick fitting needs no tools
Cons
- Narrow gap range means it is not suited to larger or uneven gaps

#66 Pick
Exitex Rain Deflector 914mm - White - Aluminium Door Rain Guard for Inward & Outward Opening External Doors, Weather Bar to Deflect RainwaterRated 4.3 out of 5 stars (528)
- Aluminium
£12.99
Pros
- Aluminium weather bar deflects rainwater away from the base of external doors
- Works with both inward and outward opening doors
- Well reviewed with several hundred verified ratings
Cons
- 914mm length needs cutting down to fit narrower door openings

#67 Pick
2 x 500ML Gap Expanding Foam Filler PU Expansion Insulation BONDING FillingRated 4.2 out of 5 stars (94)
- PU Expanding Foam
£10.98
Pros
- Twin-can pack covers more draught points than a single 500ml can
- PU foam bonds and insulates in one step around door and window frames
- Useful for roofing eaves, pipe entries and general gap sealing
Cons
- Needs a gun or straw applicator for controlled bead placement

£4.79
Pros
- Narrow 100mm width suits cavity walls and smaller DPC repair jobs
- Recycled polyethylene membrane resists tearing during installation
- Trusted TIMCO brand with a strong recent sales and review track record
Cons
- Narrow width means wider walls need several rolls laid with overlaps

£17.99
Pros
- 450mm width suits standard cavity wall DPC installation with less cutting
- Recycled polyethylene construction gives a durable moisture barrier
- Well-established TIMCO product line with strong recent order volume
Cons
- Limited number of reviews so far despite the strong early rating

#70 Pick
Rockwool RWA45 Acoustic Insulation Slabs | 100mm (2.88m2 per Pack)Rated 4.8 out of 5 stars (11)
- Stone Wool
- 100mm
£53.48
Pros
- Stone wool slabs give excellent thermal, acoustic and fire performance
- Euroclass A1 non-combustible rating for added fire safety
- Water-repellent finish holds up well in partition wall and floor voids
Cons
- Rigid slabs are less forgiving than roll insulation around odd joist spacing

#71 Pick
2400 x 1200 x 100mm Celotex GA4100 / Kingspan TP10 / TF70 / Ecotherm Ecoversal Foil Insulation (10)Rated 5.0 out of 5 stars (10)
- PIR Foam Board
- 2400 x 1200 x 100mm (10 boards)
£563.00
Pros
- High-performance foil-faced PIR boards for roofs, walls and floors
- Bulk 10-board pack covers a large loft conversion or extension in one order
- Supplied as Celotex, Kingspan or an equivalent brand of identical spec
Cons
- Very bulky pallet delivery needs ground-floor access and someone to help unload

£27.47
Pros
- British Gypsum jointing and filling compound for plasterboard seams
- Sets and dries hard for a smooth, paint-ready finish
- Trusted trade brand widely stocked by UK merchants
Cons
- Needs mixing to the right consistency for best results