14 Results in Products

Cemprotec 2000-BJT

Self-Adhesive Butyl Tape used for joining sections of Cemprotec 2000-S Overview Cemprotec 2000-BJT is a high performance butyl tape which is designed to join two pieces of Cemprotec 2000-S waterproof composite tape together. Embedded into our Cemprotec range of cementitious coatings, it forms an elastomeric joint between two lengths of Cemprotec 2000-S to accommodate movement…. Read more

Cemprotec Flex-Tape

Multi-directional Reinforcing Tape for Cracks & Joints Overview Cemprotec Flex-Tape is a woven polyamide tape designed for the reinforcing Flexcrete’s range of decorative protective coatings over cracks, joints and gaps. Advantages Unique composition specially designed for use with Flexcrete membranes. Will accommodate thermal and structural movement in widely varying conditions. Easily cut to any length to reinforce a… Read more

Roofdex HB

High Performance Liquid Roofing System Overview Roofdex HB is a waterborne, high build, elastomeric, cold fluid applied liquid roofing membrane system which incorporates unique in-film protectant technology. Designed for the weatherproof protection of both flat and pitched roofs, it is especially suited for use in hot, humid, tropical climates due to its ability to reflect sunlight… Read more

Cemprotec Elastic

Elastomeric Cementitious Modified Flexible Coating (EN1504-2) Overview Cemprotec Elastic is an elastomeric, cementitious modified, polymer-rich coating which maintains its flexibility under permanent immersion and when exposed externally. It is ideally suited for waterproofing and protecting concrete and masonry structures which exhibit cracking and where further movement is expected. When mixed Cemprotec Elastic exhibits a good degree of thixotropy to… Read more

Cementitious Coating 851

Surface Protection System – Protection against Ingress (EN1504-2, DWI 31, BBA, WRAS) Overview Cementitious Coating 851 is designed for internal and external structural waterproofing of concrete and other mineral substrates. Cementitious Coating 851 resists positive and negative pressure under 100m head in water retaining and below ground structures as well as roofs and decks. It provides… Read more

Cemprotec GFM

Advanced Glass Fibre Reinforcement Matting System Overview Cemprotec GFM is an advanced glass fibre reinforcement matting system used in conjunction with Flexcrete membranes to greatly increase additional tensile strength and tear resistance. Its special design provides fast wetting out properties and ease of moulding around the most complex roof details to produce a fully armoured,… Read more

Cemprotec 2000-S

Flexible Waterproof Sealing Tape (WRAS) Overview Cemprotec 2000-S is an advanced, elastomeric, highly tear resistant, breathable, waterproof composite tape, which is embedded in the Cemprotec range of cementitious coatings to give a highly flexible, impermeable seal over “live” cracks and expansion or construction joints in waterproofing applications. Advantages Permanently elastomeric composite tape exhibiting over 600%… Read more

Polymer Admixture 850

Sealer & Bonding Agent for Polymer Mortars, Renders & Screeds Overview Polymer Admixture 850 is an advanced copolymer dispersion which, when used as an admixture for sand and cement mixes, produces a high strength waterproof patching mortar, screed or render. It can also be mixed with cement to produce a slurry for sealing porous and… Read more

Monolevel 844SP

Class R4 Waterproof Screed & Pore Filler (EN1504-3, DWI 31, WRAS) Overview Monolevel 844SP is a fully waterproof, engineering quality fairing coat for filling minor blow holes and defects, and for repairing surface cavities and honeycombed concrete. Monolevel 844SP can be used in thin screed applications to level both vertical and horizontal concrete surfaces and to reinstate… Read more

Steel Reinforcement Protector 841

Reinforcement Corrosion Protection (EN1504-7, DWI 31, BBA) Overview Steel Reinforcement Protector 841 is a corrosion preventative, flexible coating to protect steel reinforcement prior to the application of the relevant Flexcrete concrete repair mortars. Steel Reinforcement Protector 841 consists of two components, a cementitious powder and a polymer dispersion which react chemically together to passivate, with the aid of corrosion… Read more


Class R4 Waterproof Tiehole Filler (EN1504-3, WRAS) Overview Tiefill is primarily used for the filling of tie-holes formed by formwork bolts in new construction, particularly where a rapid setting, durable, waterproof mortar is required. It can also be used for sealing grout holes and voids around fixings in pre-cast elements. Tiefill is a single component, polymer modified,… Read more

Monomix WS

Class R3 General Purpose Structural Spray Applied Repair Mortar (EN1504-3, DWI 31, BBA, WRAS) Overview Monomix WS is a low density, high strength, shrinkage compensated mortar, which can be applied by wet process spraying techniques for the structural repair, rendering and profiling of vertical, horizontal and overhead surfaces. Monomix WS is a single component concrete repair mortar which… Read more


Class R3 General Purpose Structural Repair Mortar (EN1504-3, DWI 31, BBA, WRAS) Overview Monomix is a low density, high strength, shrinkage compensated, waterproof mortar for the structural repair, rendering and profiling of vertical, horizontal and overhead surfaces. Monomix is a single component cementitious repair mortar which incorporates the most advanced cement chemistry, microsilica, fibre and styrene acrylic copolymer… Read more


Class R4 Rapid Setting Structural Repair Mortar (EN1504-03, DWI 31, WRAS, BBA) Overview Fastfill is a rapid setting, Portland cement-based structural mortar for the durable repair of concrete which cannot be taken out of service for long periods, or in areas subjected to heavy wear such as roads, runways, bridges, decks, floors and footpaths. Fastfill can be… Read more

24 Results in Projects

Concrete Repair and Waterproofing for New Construction in Brunei

Concrete repair and waterproofing of new construction. Background Located on the island of Borneo in Southeast Asia, Brunei has adequate water sources but the development of the water supply system has been affected by distance and local conditions. In the 1990’s, the Bukit Barun Water Treatment Works was constructed to cater for the increasing water… Read more

Concrete Repair System for Shudy Camps Water Tower

Concrete repair, protection and decorative coating of reinforced elevations. Background Shudy Camps is a small village located some 12 miles from Cambridge. Standing at 30m high, the reinforced concrete Water Tower dominates the local landscape and can be seen from miles around. Over the years as a result of weathering and carbonation attack, the Water Tower had deteriorated and the… Read more

Reinstatement of Concrete Cover in Pirbright Reservoir

Reinstatement of concrete cover on soffits. Background Pirbright is a small village near Woking in Surrey and is surrounded by heathland, much of it owned by the Ministry of Defence and used by the Pirbright Army Training Centre. An underground reservoir is situated within the grounds of the Army Training Centre. The reservoir is operated… Read more

Concrete Repair and Protection at Pontsticill Water Treatment Works

Repair and protection of secondary filters. Background Pontsticill Water Treatment Works, operated by Dŵr Cymru Welsh Water, is located within the boundaries of Brecon Beacons National Park. Drawing water from the Pontsticill Reservoir, it holds up to 3,400 million gallons for supply throughout South Wales. The original Water Treatment Works was built in 1927 but… Read more

Concrete Repairs to Haweswater Aqueduct Cumbria

Fast Setting Repairs to Concrete Sections of Lined Tunnels Background Haweswater Aqueduct supplies drinking water to around two million homes across South Cumbria, Central Lancashire and Greater Manchester. Comprising one of the UK’s largest and most important water pipes, the aqueduct is 110km long and hundreds of feet below ground level in parts. Considered an example… Read more

Concrete Repair and Protection for Deteriorated Water Tanks in Ashford

Concrete Repair & Protection Solution for WTW Background Wessex Water supplies 1.3 million people in the South West of England with around 284 million litres of water daily. The company treats 475 million litres of sewage every single day and operates 110 Water Treatment Works, 340 Service Reservoirs and Water Towers and 405 Sewage Treatment… Read more

Green Roof Waterproofing Projects in Hong Kong

Green roof waterproofing. Background Hong Kong’s Water Supplies Department (WSD) operates around 20 seafront Pumping Stations that supply water to Hong Kong residents. These include Shatin Seafront Pumping Station in Shatin New Town, one of the fastest growing urban areas in Hong Kong. WSD also operates the Tai Po Water Treatment Works (WTW) which supplies… Read more

Concrete Repairs for Grade II Listed Water Tower

Concrete Repairs to Cracked & Spalled Concrete throughout Iconic Structure Background Goole Water Tower is an iconic 165ft landmark which dates back to 1926 and is known locally as the ‘Salt Pot.’ When first constructed, it held the title of the largest tower of its kind anywhere in Europe and was deemed an incredible feat… Read more

Concrete Repair and Waterproofing Solution for Thirlmere Aqueduct

Repair and waterproofing of masonry and concrete aqueduct. Background The 134km long Thirlmere Aqueduct was commissioned in 1894 and supplies up to 250,000m³ of raw water a day from the Thirlmere Reservoir in the English Lake District to the Lostock WTW, to satisfy the needs of over 1million people in the Manchester area. Its most… Read more

Concrete Repair and Protection of Northern Ireland Reservoirs

Concrete repair and protection of reservoirs suffering from soft water attack. Project Northern Ireland Framework Rehabilitation Programme 2007 onwards (see Project Profile PDF for locations) Background General deterioration over many years and lack of cover to the reinforcement had led to isolated areas of decay in the concrete. In some reservoirs this was exacerbated by the… Read more

Concrete Waterproofing and Repair on Service Reservoir Roofs

Concrete waterproofing and repair of 4,000m² of  service reservoir roofs. Background As the fourth largest supplier of water and waste water services in the UK, Scottish Water is familiar with the challenges of maintaining various retaining structures. In the quest to source an innovative range of products to arrest the deterioration of a large number… Read more

Repair and Protection of Concrete Staircases and Landings inside Water Tower

Repair to internal concrete staircases and landings suffering from carbonation. Background Dominating the landscape locally, the Radbourne Lane Water Tower was exposed to weathering which had caused damage to the internal stairwell. As the concrete had inadequate protection, carbonation had given rise to spalling of the concrete, necessitating a remedial solution. The Solution Once the… Read more

Repair and Waterproofing Protection at Ormesby Water Treatment Works

Repair and protection of rapid gravity filters and sedimentation tanks. Background Situated in one of the driest parts of the country, Ormesby Water Treatment Works was constructed in 1935 on natural, undisturbed sub-soil. After 70 years of service, the cast in-situ reinforced concrete structure was suffering from advanced deterioration, necessitating a complete refurbishment as part… Read more

Concrete Waterproofing on Dam Control Tower

Waterproofing of Concrete & Construction Joints on 6,000m² Control Tower Background During construction of this dam on the Ifrin River in Northern Syria it was found that the concrete used in the Control Tower was weaker than originally specified and therefore more vulnerable to water ingress. Moreover, the construction joints were not watertight and urgent work was… Read more

Concrete Reinstatement and Long-Lasting Protection for Hopcott Service Reservoir

Repair and protection of concrete surface suffering from soft water attack and erosion. Background Built over 30 years ago, Hopcott Service Reservoir, situated close to the seaside town of Minehead in Somerset, was suffering from attack by soft water causing severe erosion of the concrete. A high priority for water authorities is conservation of valuable… Read more

Concrete Repair and Protection of Reservoir Suffering From Soft Water Attack

Concrete repair and protection of 2,000m² surface suffering from soft water attack. Background Serving 3 million customers in the heart of Britain, Three Valleys Water has been supplying water for more than 130 years and is committed to delivering a high quality water service to all its customers. Aggregate in the cement matrix was exposed… Read more

Protection of Concrete Columns at Gowanbank Service Reservoir in Scotland

Protection of concrete columns suffering from soft water attack. Background The structure of the Gowanbank Service Reservoir is supported by a total of 170 circular concrete columns, each close to 5 metres in height. Soft water chemical attack had caused erosion of the cement binder, leaving exposed aggregates on the surface with potential for further… Read more

Repair and Waterproofing of Frankley Reservoir

Repair and waterproofing of one of the UK’s largest storage reservoirs. Background Frankley Water Treatment works is situated at the end of pipelines that run over 73 miles from the Elan and Claerwen Valleys bringing water to supply Birmingham and surrounding areas. The underground reservoir used to store the treated water, like so many elements… Read more

Waterproofing Roofs of Clunyhill Service Reservoirs

Waterproofing of reservoir roofs. Background To provide a structure for its above-ground maintenance needs, Scottish Water formed the HAGAM scheme in order to manage the 25 service reservoirs servicing the north of Scotland. As the 4th largest water service provider in the UK and the 12th biggest business in Scotland, special demands are placed upon… Read more

Roof Waterproofing and Repairs at Swanland Water Tower

Waterproofing of concrete roof and repair to internal soffit beams. Background The deterioration in the condition of the Swanland Water Tower required the use of a range of materials to bring the structure up to standard following leakage of rainwater through the roof section causing corrosion. The Solution Given the diverse nature of the damage,… Read more

Monomix Applied to Repair and Waterproof Aqueduct

Repair and waterproofing of aqueduct suffering from erosion and moorland water attack. Background Built in the late 1890s the Nidd Aqueduct carries more than 120 million litres of water each day across the Yorkshire Dales. A century’s exposure to heavy flows of acidic moorland water had resulted in severe erosion of the concrete resulting in leakage. The Solution… Read more

Concrete Repair for Underground Water Storage Tank

Waterproofing and Concrete Repair for Underground Water Storage Tank Background Planning Consultants Eletecno Spa, contacted Rivestimenti Speciali SRL concerning the inner lining of the buried concrete fire safety water storage tank located at the Leroy Merlin Commercial Centre. The surface of the concrete tank was badly deteriorated, with spalling and cracks resulting in water leakage…. Read more