DIY & Tools — Adhesives & Sealants (2026)

Pros

• 100% waterproof bond suits indoor and outdoor repairs
• Expanding polyurethane formula fills gaps in porous materials
• Bonds wood, stone, metal, ceramics and more

Cons

• Expands as it cures, so excess needs cleaning up before it sets

Pros

• Meets EN15651 standard for sanitary and facade sealing applications
• Anti-fungal formula resists mould around baths and sinks
• Waterproof cure suits both interior and exterior use

Cons

• Needs a standard cartridge gun, sold separately

Pros

• Instant grab bonds wood, ceramic, metal and more without mechanical fixings
• Water-based formula is low odour for indoor use
• Well-known high-street brand widely stocked for top-ups

Cons

• Slower full cure time than a two-part epoxy for heavy loads

Pros

• Non-drip gel formula stays put on vertical surfaces for precise repairs
• Flexible, shock-resistant bond suits wood, rubber, leather and glass
• Anti-clog cap keeps the nozzle usable between repairs

Cons

• Small 4g size means buying multiples for bigger projects

Pros

• Solvent-free two-part epoxy bonds ceramic, metal, wood and most plastics
• Sets to a very strong, durable joint for repairs that take load
• Trusted household name for reliable glue repairs

Cons

• Requires accurate mixing of two parts before use

Pros

• Cures to a permanently elastic joint that copes with vibration and movement
• Sandable and paintable once cured for a neat finish
• Bonds and seals metal, wood, GRP and most building materials

Cons

• Needs a standard cartridge gun, sold separately

Pros

• Fills and insulates gaps around pipes, frames and cavities
• Hand-held can needs no separate gun for smaller jobs
• Expands to seal irregular gaps that caulk cannot reach

Cons

• Excess foam needs trimming back once cured

Pros

• Multi-purpose formula suits glazing, frame and sanitary joints
• Rated for both internal and external use
• Clear finish blends in around windows, doors and worktops

Cons

• Acetoxy cure gives off a vinegar smell while curing

Pros

• Sprayable format gives fast, even coverage over large surfaces
• Instant grab bond suits carpets, foam, laminate and upholstery
• Rated for both internal and external use

Cons

• Overspray needs masking off surrounding areas before use

Pros

• Hybrid polymer bonds and seals in one step for skirting, frames and trim
• Almost odourless and non-corrosive, safe near sensitive surfaces
• Paintable finish once cured for a neat, uniform look

Cons

• Needs a standard cartridge gun, sold separately

Pros

• UK favourite contact adhesive bonds instantly on contact
• Fast-drying formula suits laminate, MDF, cork and rubber repairs
• Affordable tin size for smaller household repair jobs

Cons

• Strong solvent odour needs good ventilation while working

Pros

• Instant grab bonds virtually anything without clamping
• 100% waterproof once cured, suited to bathrooms and outdoors
• Gap-filling formula copes with uneven surfaces

Cons

• Needs a standard cartridge gun to apply

Pros

• Water-resistant formula suited to sheds, fencing and outdoor trim
• Strong instant grab reduces the need for extra clamping or nails
• Cartridge format works with any standard sealant gun

Cons

• Slower final cure time than a two-part epoxy

Pros

• Bonds and seals almost any material in one product, wet or dry
• No solvents and no shrinkage, so joints stay flexible long-term
• Works below the waterline for gutters, guttering and roofing repairs

Cons

• Premium price versus a basic silicone sealant

Pros

• Rubberised tape flexes and stretches to seal gutters, pipes and roofing
• Works underwater and stands up to hot, cold, wet or dry conditions
• Three-pack keeps spares on hand for multiple quick repairs

Cons

• Best for temporary or emergency fixes rather than a permanent repair

Pros

• D3-rated water resistance suits kitchens, bathrooms and outbuildings
• Strong bond on porous and semi-porous timber joints
• Easy to clean up with water before it cures

Cons

• Needs clamping time to reach full strength

Pros

• Formulated for glazing and frame joints exposed to high humidity
• Fast-curing acetoxy cure gives a quick, durable seal
• Clear finish blends in around windows, mirrors and frames

Cons

• Acetoxy cure gives off a vinegar-like odour while curing

Pros

• 100% waterproof bond suits indoor and outdoor repairs
• Expands into the material for an incredibly strong hold on wood, stone and metal
• Withstands temperature extremes from -40°C to 100°C once cured

Cons

• Expands as it cures, so excess needs trimming or masking away

Pros

• Instant grab holds skirting boards and coving in place without props
• Bonds wood, ceramic, metal and most building materials
• No nails or screws needed, so no wall damage or filling

Cons

• Indoor use only — needs the waterproof formula for exterior jobs

Pros

• 100% waterproof bond suited to outdoor and workshop repairs
• Bonds wood, stone, metal, ceramics, foam and glass
• Expanding foam action fills gaps for a stronger mechanical bond

Cons

• Expands as it cures, so excess needs trimming or sanding back

Pros

• Cross-linking PVA formula is stronger than standard wood glue
• Natural colour dries to a paintable and stainable finish
• Water resistant, so suited to indoor furniture and light outdoor use

Cons

• Not fully waterproof — use the polyurethane formula outdoors

Pros

• Dries genuinely clear for repairs on visible surfaces
• Waterproof and suitable for indoor or outdoor use
• No foaming, unlike the original Gorilla Glue formula

Cons

• Shorter working time than standard PVA glue

Pros

• Anti-mould formula protects bathroom and kitchen seals
• Permanently waterproof once fully cured
• Suitable for internal and external use

Cons

• Clear sealants can yellow faster than white in damp areas

Pros

• Elastic bond and seal formula moves with the joint without cracking
• Overpaintable once skinned over
• Versatile enough for wood, metal, masonry and most plastics

Cons

• Premium price versus basic silicone sealants

Pros

• Skeleton frame keeps weight down for long sealing jobs
• Smooth ratchet action gives consistent bead control
• Fits standard C3/310ml cartridges from most sealant brands

Cons

• Basic frame design flexes slightly under very thick products