Gap Filling

221 products

Showing 73 - 108 of 221 products

Construction Gap Fillers – Seal, Insulate & Protect

Construction gap fillers are essential for sealing, insulating, and protecting gaps, joints, and voids in various residential, commercial, and industrial projects. These versatile materials improve aesthetics, enhance durability, and ensure structural integrity by preventing moisture ingress, air leaks, and structural weaknesses.

Key Features & Benefits:

✔ Wide Range of Gap Fillers – Includes silicone sealants, polyurethane foams, concrete crack fillers, backer rods, and more.
✔ Versatile Applications – Perfect for sealing expansion joints, filling concrete cracks, weatherproofing, soundproofing, and fireproofing.
✔ Enhanced Protection – Provides long-lasting insulation, water resistance, and structural reinforcement.
✔ Easy Application – Designed for quick and efficient use in construction, renovation, and repair projects.

Why Choose Our Construction Gap Fillers?

🔹 Premium Quality – High-performance materials for reliable sealing and durability.
🔹 Comprehensive Selection – Suitable for diverse construction and repair applications.
🔹 Professional-Grade Solutions – Trusted by builders, contractors, and DIY experts.

Whether you need to seal expansion joints, insulate structures, or reinforce concrete, our high-quality construction gap fillers ensure strong, long-lasting, and efficient results.

Showing 73 - 108 of 221 products

Soudal Butyband Fleece

From £92.10

£7.56 / m

PU Sealant & Trim Adhesive for GRP Roofs Clever Shield Adhesive, Adhesives, Flexitec 2020, gap filler, gap filling

Clever Shield PU Sealant and Trim Adhesive

£11.00

£36.67 / l

Soudal B1 FIRE & ACOUSTIC EXPANDING FOAM - GENIUS GUN

£111.50

£15.49 / l

Save £1.82

Soudafoam Gap Filler Hand-held PU foam gap filler with excellent thermal and acoustic insulation. Fast curing and ideal

Soudal Soudafoam Gap Filler

From £47.48 £49.30

£94.96 / l

Save £3.42

Soudal Soudafoam One Expanding Foam Soudal Expanding Soudal acoustic filler, acoustic foam, Adhesive, Expanding Foam,

Soudal Soudafoam One Shot

£37.78 £41.20

£20.99 / l

Flexi-Seal: Ultimate Hybrid Sealant Adhesive | All Weather | High Flexibility Soudal Adhesive, Adhesives, all weather

Soudal Fix All Flexi

From £79.79

£275.14 / l

Save £12.00

ARBOKOL 1025 SP two part epoxy joint sealant

Arbokol Arbokol 1025 SP

£79.99 £91.99

Save £5.04

Fosroc Fosroc Conbextra TS 25kg

£33.59 £38.63

£1.34 / kg

Save £2.20

Fosroc Fosroc Nitoseal MS600

£14.64 £16.84

£0.30 / m2

Save £7.28

Parex 100 Newton Grout AW GB ultra high strength grout bag

Sika Parex 100 Newton Anti-Washout Grout

From £48.50 £55.78

£1.94 / kg

Save £56.01

SikaSwell S-2 hydrophilic joint sealing sealant cartridge

Sika SikaSwell® S-2 Hydrophilic Swelling Joint Sealant 20 x 600ml

£769.99 £826.00

£64.17 / l

Save £17.68

Soudal Tile Adhesive tub, ready-to-use flexible adhesive for bonding wall and floor tiles on interior surfaces including underfloor heating areas.

Soudal Tile Adhesive 3 x 17kg

£88.37 £106.05

£1.73 / kg

Save £32.45

Parquet adhesive is used during professional installation of wooden flooring systems

Soudal Parquet Adhesive 3 x 15kg

£162.24 £194.69

£3.61 / kg

Save £26.51

Soudal Floor Covering Adhesive

£132.52 £159.03

£2.94 / kg

Save £10.70

Soudal Fix ALL Turbo White 290ml hybrid polymer adhesive for fast heavy‑duty bonding on wet and dry surfaces

Soudal Fix All Turbo 12 x 290ml

£98.40 £109.10

£28.28 / l

Save £27.24

ULTRABOND SUPER GRIP high-strength white acrylic adhesive for bonding PVC, wood, trims, panels, and profiles on absorbent construction substrates."

Mapei Ultrabond Super Grip 310ml

£181.62 £208.86

£585.87 / l

Save £35.92

"MAPESIL Z PLUS mould-resistant acetic silicone sealant for sanitary fittings, ideal for bathrooms and kitchens, flexible up to 20% movement, EC1 Plus certified."

Mapei Mapesil Z Plus 12 x 280ml

£239.49 £275.41

£855.32 / l

Save £36.00

"MAPESIL BM neutral silicone sealant for metalwork, accommodating up to 25% movement, EC1 Plus low emission certified, available in multiple colours."

Mapei Mapesil BM 310ml x 12

£240.02 £276.02

£774.26 / l

Save £30.65

"MAPESIL 300°C acetic silicone sealant for high temperatures, black sealant for ovens, chimneys, flues, and heating systems, resistant up to 300°C."

Mapei Mapesil 300°C (300ml Cartridge)

£204.32 £234.97

£681.07 / l

Save £59.36

"MAPEFLEX PU65 two-component polyurethane sealant for road joints, black pourable sealant mixable with quartz sand and catalyst for durable heavy-duty sealing."

MAPEFLEX PU65 10kg Mapeflex PU65 two-component polyurethane sealant, durable flexible & strong for road joints. Mixable

Mapei MAPEFLEX PU65 10kg

£395.70 £455.06

£39.57 / kg

Save £63.77

"MAPEFLEX PU50 SL self-levelling polyurethane sealant for horizontal concrete joints, flexible up to 25% movement, paintable and durable for industrial use."

Mapei MAPEFLEX PU50 SL 600ml

£425.12 £488.89

Save £25.67

"MAPEFLEX BLACKFILL bitumen sealant with 65% elongation at failure, applied with an extrusion gun or trowel, available in 300 ml cartridges for sealing joints."

Mapeflex Blackfill 6 x 300ml Mapeflex Blackfill bitumen sealant, 65% elongation for flexible joint sealing. Apply

Mapei Mapeflex Blackfill 6 x 300ml

£171.16 £196.83

£570.53 / l

Save £45.29

Mapegrout T40 Concrete Repair Mortar for Professionals balcony repair, cement repair, cementitious pallet rate,

Mapei Mapegrout T40 10 x 25kg

£301.95 £347.24

£12.08 / kg

Save £48.55

Mapesil LM 130 Jasmine neutral silicone sealant cartridge, 310ml – non-staining, mould-resistant for natural stone, marble, granite, and facades.

Mapesil LM 310ml x 12 Mapesil LM neutral silicone sealant, mould-resistant non-staining & solvent-free for natural

Mapei Mapesil LM 310ml x 12

£162.97 £211.52

£525.71 / l

Save £27.53

Mapei Ultrabond ECO P909 2K adhesive in a white bucket with a blue lid, labeled for two-component polyurethane bonding of wooden flooring with low VOC emissions.

Mapei ULTRABOND ECO P909 2K 10kg Kit Solvent-free 2K PU parquet adhesive, strong flexible bond with low VOC. Ideal

Mapei Mapei ULTRABOND ECO P909 2K 10kg Kit

£183.50 £211.03

£18.35 / kg

Save £32.38

Mapei Ultrabond ECO 4 LVT adhesive in a white plastic tub with green lid, labeled for fibre-reinforced LVT flooring installations.

MAPEI ULTRABOND ECO 4 LVT 2 x 15kg Fibre-reinforced LVT adhesive, strong bond low emissions & quick set time. Ideal

Mapei MAPEI ULTRABOND ECO 4 LVT 2 x 15kg

£215.85 £248.23

£14.39 / kg

Save £27.71

Mapesil AC Silicone Sealant for Roofing and Construction Acetic Silicone, BioBlock Technology, Glass Tile Sealant,

Mapei Mapesil AC Mould-Resistant Silicone Sealant 310ml x 12

£184.72 £212.43

£595.87 / l

Save £36.02

MAPESIL AC ECO silicone sealant tube in a modern glass shower, highlighting eco-friendly and mould-resistant properties for bathroom applications

MAPESIL AC ECO silicone sealant tube in silver grey color, featuring eco-friendly, solvent-free, and mould-resistant product labeling

Mapei Mapesil AC ECO Mould-Resistant Sealant 310ml x 12

£240.14 £276.16

£774.65 / l

Save £101.40

Mapei 50m² Roll, Bathroom Waterproofing, Construction Membrane, Crack Prevention, Damp Proof Membrane

Mapei Mapei Mapelay 50m2

£775.99 £877.39

£775.99 / item

Save £41.86

Mapei concrete joint sealant, construction sealant, elastomeric sealant, exterior sealant, Flat Roof

Mapeflex PU 45 FT Sealant 300ml x 12 Durable PU sealant & adhesive, ±20% movement fast-curing & solvent-free. Ideal

Mapei Mapeflex PU 45 FT Sealant 300ml x 12

£279.06 £320.92

£930.20 / l

Save £43.80

MAPEFLEX PU40 Paintable Sealant Mapei Car Park Deck, Car Park Decks, Flat Roof, Flat Roof Coating, Podium Deck

Mapei MAPEFLEX PU40 Paintable Sealant

From £145.99 £189.79

£12.17 / 300ml

Save £22.80

ADESILEX PG4 Polyurethane Roof Paint Mapei Car Park Deck, Car Park Decks, Flat Roof, Flat Roof Coating, Podium Deck

Mapei ADESILEX PG4 Two-Component Thixotropic Epoxy Adhesive 6kg

£75.99 £98.79

£12.67 / kg

Save £11.31

WD FLEX R Omnifill Grout Clever Shield - Asset Protection Cementitious Grout, crack Sticking Grout, Flexi Grout,

Clever Shield WD FLEX R Omnifill

£12.99 £24.30

£2.60 / kg

Save £35.35

Soudal WATER STOP Sealant

£235.66 £271.01

£14.73 / kg

Save £5.93

Soudal Soudatherm Roof 330 Gun Back Pack

£112.47 £118.40

£10.81 / kg

Soudal DEGRIP ALL - GENIUS SPRAY

£38.75

£129.17 / l

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What Our Customers Say

Very good 4.7/5

Exceptional Advice & Support

Hands down in all of my reviews I've done in 21+ years, Clever Shield Coatings is one I'll always remember as the staff are friendly & passionate about their job - looking out for the customer and getting the job done right first time.

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Fast, friendly and reliable. I was able to get my job done quickly and my customer was happy with the prices.

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We have been using clever shield (dealing with Richard) for over 2 years. They always give good service deliveries on time and even give technical advise when needed.

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Spoke to technical for some advice on the product and it was really helpful, great service

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What a great company - knowledge about the products, spent lots of time talking me through everything - if only every company was like this one !

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Great company and speedy delivery

Really great company to deal with,excellent customer service,speedy delivery will definitely recommend and use again as a satisfied customer

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Great Technical Support

Great technical support and advice on wykamol products would highly recommend this company

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Highly Recommended

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