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Waterproofing Repair

Waterproofing repairs are essential for high-pressure and water-sensitive environments. Rawlins Paints supplies industrial-grade water stops, plugs, mortars, and more from trusted brands like Mapei, Sika, Fosroc, and Resimac. These solutions are designed for fast patching and plugging across horizontal, vertical, and overhead surfaces in concrete tunnel linings, basements, sewage systems, and below-ground access chambers. Ideal for preventing water ingress, these products are suited for use in mines, foundations, and pipes.

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Sika 2 Water Plug

Sika 2 Water Plug

Sika 2 Water Plug is a rapid setting, leak stopping solution that is ready to use even on high waterpressure areas. It can be used to seal against high water pressure infiltrations and allows Sika 1 Waterproofing Renders, SikaCem 133 Gunite or Shotcrete to be applied on structures exposed to running surface water. Features and Benefits...

Price £56.39 (incl. VAT)
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Fosroc Renderoc Plug 1 | Rapid Setting Water-Stopping Mortar

Fosroc Renderoc Plug 1

Fosroc Renderoc Plug 1 is a rapid setting cement-based, water-stopping mortar which is easy to apply to horizontal, vertical or overhead surfaces at a wide range of thicknesses, conforming to the requirements of BS EN 1504 Class R1.  For the rapid patching and plugging of concrete segments, concrete and brick tunnel linings, sewage systems,...

Price £70.91 (incl. VAT)
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Sika 4a Waterstop

Sika 4A Water Stop

Sika 4a Water Stop is a ready to use quick setting leak stopping liquid which is mixed with water and ordinary Portland cement to produce a paste for leak stopping against high water pressure infiltration. Features and Benefits  Ready to use Rapid setting time Just add water and ordinary portland cement Well proven Does not contain...

Price £64.21 (incl. VAT)
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Fosroc Renderoc Plug 20

Fosroc Renderoc Plug 20

Fosroc Renderoc Plug 20 is a rapid setting cement-based, water-stopping mortar which is easy to apply to horizontal, vertical or overhead surfaces at a wide range of thicknesses, conforming to the requirements of BS EN 1504 Class R1.  For the rapid patching and plugging of concrete segments, concrete and brick tunnel linings, sewage systems,...

Price £114.02 (incl. VAT)
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Sika BentoShield MAX Granules

Sika BentoShield MAX Granules

Sika BentoShield MAX Granules are polymer modified natural sodium bentonite granules, these granules when wetted form a dense waterproof paste. Used to seal Sika BentoShield MAX LM membrane around slab penetrations and pile heads. Create secondary fillets at wall / slab junctions, correct minor cracks in the substrate prior to the membrane...

Price £114.91 (incl. VAT)
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Sika BentoShield Paste

Sika BentoShield Paste

Sika BentoShield Paste is a single component mastic consisting of polymer modified natural sodium bentonite and further polymer additives. Trowel applied and thixotropic in nature. Used to seal Sika BentoShield MAX LM membrane around vertical & horizontal penetrations and protrusions. Seal ground level termination details, Create...

Price £318.66 (incl. VAT)
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Sika Parex Aquatic Mortar Accelerated | For Coastal & Marine Areas

Sika Parex Aquatic Mortar Accelerated

Parex Aquatic Mortar Accelerated is a blend of special Portland cements high quality graded sands, and unique combinations of polymers and admixtures including microsilica. The product contains no iron, high alumina cement, chloride or deleterious substances. The mortar powder, when mixed with water, produces a very cohesive material and is...

Price £59.96 (incl. VAT)
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Mapei Mapeproof Swell

Mapei Mapeproof Swell

Mapeproof Swell is a single component hydro-expansive paste, supplied in cartridges, specially developed to form flexible, waterproof seals in cracked reinforced concrete or in prefabricated elements with infiltration of water. May be applied on damp or uneven surfaces May be used at any temperature and with any kind of water which...

Price £226.40 (incl. VAT)
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Resimac Resichem 574 Fastfill Plug | Seal Pressurised Water Leaks

Resimac Resichem 574 Fastfill Plug

Resichem 574 Fastfill Plug is a single component fast curing engineering grade, polymer modified, reactive cementitious putty for arresting water seepage and infiltration under pressure through cracks, joints and voids in concrete and masonry. For professional use only Please note: this product is subject to a 28 Working Day lead time More...

Price £90.60 (incl. VAT)
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Fosroc Polyurea WCS | Fast Setting Waterproof Coating and Seam Seal

Fosroc Polyurea WCS

Fosroc Polyurea WCS  is a cartridge-packed, 100% solids, flexible, two-component, rapid curing Polyurea system. Designed for use as a fast setting elastomeric waterproof coating and seam seal. Standard Grade is low pressure spray or pour-applied, designed as a waterproofing and protective coating for small areas including repair work. It...

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Mapei Mapeproof Seal | For Use With Mapeproof

Mapei Mapeproof Seal

Mapeproof Seal is used to locally strengthen Mapeproof bentonite waterproofing sheet applied on structures below ground level. Natural sodium bentonite with a high content of montmorillonite, high swelling capacity, high water absorption capacity Forms a high-density gel with low permeability to fluids, which is used as a complementary...

Price £32.15 (incl. VAT)
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Mapei Mapeproof Mastic

Mapei Mapeproof Mastic

Mapeproof Mastic is a bentonite paste specifically formulated for sealing, grouting and repairing Mapeproof bentonite sheets. Also suitable for: Sealing through elements (reinforcement rods in pile heads, piping, drainage wells) Grouting connector rods (connection and reinforcement rods) For professional use only. More Information...

Price £210.79 (incl. VAT)
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Flexcrete Marine Mortar S | Waterproof Structural Concrete Repair

Flexcrete Marine Mortar S

2-pack waterproof mortar for structural repair of concrete. For use in areas subject to early immersion and the repair of voids in marine environments. Portland cement based, high strength, fibre reinforced, rapid setting shrinkage compensated. Class R4 mortar, suitable for repair methods 3.1, 3.2, 7.1, 7.2 as defined by EN 1504-3.

Price £74.10 (incl. VAT)
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Protecting Structures from Water Ingress

Waterproofing repairs are crucial for safeguarding structures from water ingress, particularly in environments with high water pressure or constant moisture exposure. Rawlins Paints offers a selection of specialist products, including water stops, plugs, and mortars, designed for rapid and effective repairs. Products from Mapei, Sika, Fosroc, and Resimac ensure long-lasting protection for demanding projects.

 

Applications in Demanding Environments

Waterproofing repair products are essential in areas where water can cause significant damage if left unchecked. These repairs are frequently used in tunnel linings, sewage systems, basements, and foundations. They are also ideal for below-ground access chambers, concrete and brick structures, and underground installations where rapid patching and plugging are necessary.

 

Superior Solutions for Complex Repair Jobs

Specialist waterproofing products provide fast, durable solutions for both domestic and industrial projects. Their formulations allow for use on horizontal, vertical, and overhead surfaces, making them suitable for various complex repair jobs. Whether it's sealing leaks in underground pipes or restoring the integrity of mines and foundations, these products offer reliable and immediate results.