There is a big choice of adhesives:
Ardex floorcovering adhesives are compatible with all the company’s subfloor smoothing and levelling compounds, fast track screeds and DPMs. Ardex AF 2510 two-component polyurethane flooring adhesive can reportedly be trowelled using a large or small notched trowel.
Described as virtually emission free and water resistant when fully cured, AF 2510 is designed for fixing PVC, polyolefins, linoleum, rubber and hardwood floorcoverings. Its high heat resistance is said to make it suitable for use in conservatories and with underfloor heating systems.
An open time of up to 60 minutes and high strength and said to make it suitable for surfaces subject to high loads such as industrial premises or sports centre.
B A L White Star is a ready- mixed white organic dispersion tile adhesive for internal walls, reputedly suitable for a range of applications. Being non-slip, it reportedly removes the need for battens to hold tiles in place
It comes in 2.5, 5 and 10 litre tub sizes, the largest tub claimed to cover 6.6sq m of dry wall. Being water resistant, it is said to be suitable for uses including showers, kitchens, bathrooms and wet rooms.
White Star reportedly offers good bond strength with different ceramic wall tiles and mosaics, including lighter coloured natural stone. Although not recommended for porcelain, or tiles larger than 300mm x 300mm, it is said to be suitable for backgrounds subject to limited movement or vibration.
Carrying a full 25-year guarantee, it is classified D2TE and is said to dry ready for grouting after 24 hours.
B A S F supplies PCI Tilefast 6 Rapid Flex Grey fast-setting, polymer-modified, high- performance tile cement. It is reportedly walkable and groutable after three hours for early tiling to bonded screeds. Described as a fast- track product, it meets EN 12004 Class C2FT – S1 classification.
It is reputedly suitable for applications which may experience shrinkage, vibration, flexing or heavy loads and traffic. Described as a cost effective alternative to latex, it is said to provide excellent adhesion to many substrates. It is claimed to be water and frost resistant and suitable for use in continuous immersion and for underfloor heating.
This adhesive has been specified for projects including Hengrove Leisure Centre, the Olympic Village, the Woodland Trust’s new headquarters, Pelhams Park Leisure Centre, William Brookes School in Shropshire and Guide Dogs for the Blind’s new National Breeding Centre.
B o n a says its R778 adhesive will stick down all types of wooden flooring. But, due to its more rigid bond, it is especially suitable for installing extremely moisture sensitive timber, such as end grain or wider board products, or species like beech.
This reactive PU based adhesive can also reportedly be used on polyurethane moisture barriers once dry and for installing timber on non-absorbent substrates such as ceramic tiles or metal.
Bona R778 is water and organic solvent-free and carries the European Emicode classification as a very low emission product.
Bostik haslaunched Laybond BEST, a solvent-free, high strength, multi-functional pressure sensitive acrylic dispersion adhesive for ‘superior performance with high bond strength, high level of tack and flexible open time’.
Described as ‘The Ultimate Adhesive’, it is said to be suitable for luxury vinyl tiles (LVTs); PVC / vinyl floorcoverings; homogeneous polyolefin-based floorcoverings; rubber flooring up to 3.5mm thick with plain, sanded backing; and linoleum and textile floorcoverings with various backing types.
Laybond BEST is also designed for pressure sensitive adhesion of non-homogeneous PVC / vinyl onto
non-absorbent subfloors such as PVC onto PVC, and can also be used as a contact adhesive for vertical fixing / wall covering and with warm water underfloor heating. It is trowel-applied with an open time depending on temperature and humidity, substrate absorbency and floorcovering type. Coverage is typically 50sq m, subject to installation, per 10 litre bucket.
Everbuild Building Products has a self adhesive floor protector designed to be easy to lay and shield against mess, dirt, staining, spillages and soiling. Roll & Stroll is ‘reverse coated’ with adhesive on the outside and is ‘loose wound’ with a release agent on the face. It rolls out along the floor with the push of a foot, without even bending down, according to Everbuild.
Roll & Stroll is designed to protect floors and worktops from damage during decorating and building work. It comes in four varieties: Premium Carpet Protector, Textured Non-Slip Carpet Protector, Contract Carpet Protector and Hard Surface Protector. It is designed for heavy foot traffic and to be waterproof to stop liquid spills from staining surfaces. When the job’s done, all types are reportedly easily removed with no sticky residue. The face up side of the roll is either printed yellow (Premium and Textured Carpet Protectors) or clear (Contract Carpet Protector and Hard Surface Protector) and branded with both Everbuild and Roll & Stroll logos.
The carpet protectors are said to be suitable for use on all types of carpets, stairs etc, and will not tear or rip. The hard surface version is designed to protect most floor surfaces, including wood, ceramic tiles, laminate, vinyl and stone.
F Ball saysitsannual comprehensive Recommended Adhesives Guide (RAG) is endorsed by floorcovering manufacturers and designed for ease of use. The guide features over 5,500 adhesive recommendations for floorcoverings from over 200 manufacturers worldwide. Available as an A5 booklet, the RAG is also accessible through digital and interactive formats, including the new smartphone app.
It is compiled to assist specifiers, flooring contractors and distributors to select adhesives, which have been tested and approved for particular floorcoverings. Ongoing compatibility testing of new materials also helps F Ball to ensure there is a specialist adhesive available for all floorcoverings.
Due to F Ball’s ongoing adhesive testing, it continually updates the RAG interactive version on its website for downloading at any time. The smartphone app enables the RAG database to be searched whilst on the move or on site. The app, available for iPhone, Android and Windows Mobile platforms, is free to download. www.f-ball.co.uk
FloorwisesaysitsF.511 Floormaster release adhesive helps to speed up double stick installations.’ Floorwise md Richard Bailey says, ‘The adhesive’s formulation allows carpet to be wet laid, yet it can be lifted like a carpet tile tackifier, cutting installation time and facilitating easy removal.’
The water-based rubber latex adhesive forms a strong bond yet allows carpet and adhesive to be removed from the subfloor cleanly. F.511 reportedly also has excellent coverage rates with 90-135sq m of floor area covered from one 15kg bucket.
F.544 acrylic flooring adhesive is described as an ‘all-round solution’ to the bonding of vinyl, PVC backed products and carpet, ‘formulated with a high degree of initial tack and excellent plasticiser resistance’. One 15kg bucket is claimed to give 40-50sq m of coverage.
Floorwise also offers technical support and a suitability chart in its adhesives brochure, viewable on its website.
Gekko claimsthatitsnew wood flooring adhesive system can help flooring contractors greatly reduce the level of waste packaging. Gekko G1 upright applicator leaves only three or four squashed foil sachets to get rid of.
The new system uses sachets of adhesive dispensed through a disposable nozzle. Each sachet holds 4.5kg (or 3 litres) of Gekko’s G10 hybrid polymer adhesive. Once used, the squashed sachet can be quickly removed and replaced with a new, full one, says Gekko.
The applicator is claimed to save up to 30% in operator time and increase coverage by as much as 25%, reducing the amount of adhesive needed to complete a job.
Alex Nunn, marketing director at Gekko says: ‘As well as saving time and money the Gekko applicator’s ergonomic design has major health and safety benefits. The upright design means the operator no longer has to kneel down on the floor to powered operation means users won’t trip over cables or air lines.
‘Using the Gekko G1 Applicator and G10 adhesive will save contractors as much as 20 minutes in every hour. Additionally, there will be no more spilt adhesive to clean up!’
The disposable head is a standard 200mm width, but is also available 300 and 400mm wide. Each rechargeable NiMh battery can reportedly be charged in 60 minutes and apply adhesive to up to 100sq m.
Karndean hasanewresin- free, wet-bed, high-temperature universal dispersion adhesive for luxury vinyl tiles(LVT). Saidto have a good working time and excellent product ‘grab’, the adhesive is designed to reduce the need to carry multiple adhesives.
Paul Barratt, commercial sales director, Karndean Designflooring, comments:‘OurLVTadhesiveis solvent-free, odourless and has low emissions of VOCs. The fibre reinforced structure and high level of shear resistance reduces residual indentation, open joints and peaking as well as giving you an extended working time.’
Karndean Universal Adhesive comes in 5 and 15 litre tubs and is suitable for heavy wear commercial settings. It meets EN criteria for applications where castor chairs are used and is said to be compatible with absorbent floors with underfloor heating.
Kerakoll has launched in the UK a low emission, non-toxic adhesive system for preparing, fixing and laying hardwood floors. It comes with a countertop crowner unit for retailers to display leaflets.
The products have been developed to combat Sick Building Syndrome by eliminating or reducing VOCs, solvents and toxic contents. Kerakoll has worked with Eurofins Research Centre in Denmark to analyse toxic and/or harmful organic compounds and incorporates this information in its research and development.
SlcEcoEP21isatwo-component resin for consolidating poor quality screeds and for waterproofing damp mineralorcement-basedsubstrates. It is certified GEV – EC1 PLUS, having extremely low VOC emissions and is non-toxic and entirely solvent-free. It is described as very fluid allowing the raw materials to penetrate deep inside thescreed,ensuringahighdegree of consolidation. It is also claimed to form a watertight barrier guaranteeing that damp rising from the screed cannot damage hardwood flooring.
The second part of the system for fixing wood encompasses two adhesives. Slc Eco L34 Plus is a two-component solvent-free product, incorporating special non- toxic resins.
It claims extraordinary workability and fast safe bonding. Extensive testing under simulated extreme working conditions prove its performance even over heated substrates, old ceramic floors or areas of heavy foot traffic.
Slc Eco L34 Flex is a single component non-toxic resin made from advanced polymers forming a three dimensional lattice with high adhesive and elastic properties. It has also been tested proving superior performance. It is recommended for pre-finished floors, being easy to clean even on open-pore hardwood with delicate finishes.
The final part of the system is Slc Eco Aqua-Pur HPX, a two component water-based varnish certified by Eurofins as having the lowest emission levels for this category. It comes in four finishes depending on level of shine required. The strong, elastic resins are said to give excellent transparency and follow the wood fibre’s micro movements for long lasting protection.
supplied floorcoverings for the refurbishment of newoffices for Manchester public relations consultancy, Tangerine PR, which has handled InterfaceFLOR’sPR campaign for two years.
‘As a forward thinking agency,we wanted the newoffice to reflect our company values.The flooring was to be one of themain focal points of the office andwe knew InterfaceFLOR’s design-led carpet tileswould help to create a striking effect,’ explains SandyLindsay, groupmd atTangerinePR. ‘We wanted a bright ,modern and funky
design that would get people talking.’ Common Ground Unity carpet tiles were selected in Boulder to run through the entire office, to provide a sophisticated and corporate finish that would be durable under frequent traffic.
Sandy Lindsay adds: ‘We wanted carpet tiles, instead of a broadloom carpet, because they are hardwearing, easy to maintain and can be easily replaced, helping to keep the office looking cleaner and fresher for longer.’
Vivid accent colours – black pearl, linden green, lavender and twill – were selected from the Key Features range to create a remarkable, textured look.
Funky Sheepwas selected from the Sudden Inspiration range was used in one of the meeting rooms to
produce a creative atmosphere.
Vibrant greenwas specified in the shaggy-textured design.
Mapei saysitsUltrabondEco adhesives are suitable for fixing different resilient floorcoverings, including vinyl, pvc, rubber, linoleum and textile flooring. Solvent-free with extremely low VOC emissions, these adhesives are water- dispersed, non-flammable and are certified GEV EmicodeEC1/EC1R.
For example at Warwickshire County Cricket Club’s Edgbaston International Stadium, Birmingham, Ultrabond Eco VS90 adhesive was used to secure vinyl tile and polyester backed carpet tiles in a new stand.
Ultrabond Eco VS90 is a universal, high temperature non- staining acrylic adhesive, formulated in a ready-to-use trowellable paste. It is non- flammable containing no toxic substances allowing it to be stored without special precautions and giving no health hazard during use.
It can reportedly bond vinyl sheet and tile, semi-flexible vinyl and PVC tiles, polyurethane, polyester and PVC backed carpets, woven, secondary backed and needlepunch carpets, linoleum, cork, rubber tile and sheets.
Sika offersSikaBondAT-80 now in ‘easy to use’ foil bags. Supplied in a recyclable outer box, the product comes in three individual bags, designed to eradicate waste. Weighing 6kg each, the AT-80 foil bags are each designed to deliver adhesive to cover approximately 7sq m. The foil bags are designed to help reduce material waste yet deliver the same high level of performance expected from the 17kg tub counterpart. From an application perspective, each foil bag can be completely emptied using a straight flat edge, such as a trowel.
SikaBond AT-80 is based on a new type of hybrid polymer, comprising a combination of polyurethane (PU) and modified silicone (MS) technology. This hybrid chemistry is said to ensure a high quality elastic adhesive.
This reportedly allows the product to reduce the passage of footfall sound, important when installing wood floors on the first floor of a house or in flats.
Solvent and isocyanate free, SikaBond AT-80 is also suitable for use with underfloor heating.
For further information on Sika’s full range, download the free Sika Handbook iPhone/Android app.
Tarkett saysitsTarkoSpray aerosol adhesive is quicker, more convenient and more environmentally friendly than ordinary adhesives, with lower emissions and more effective use of resources.
The system is formulated for use with vinyl floorcoverings. Each 454g can of TarkoSpray Pro covers 15sq m using 80% less adhesive than traditional methods, says Tarkett.
The ‘spray and lay’ concept is claimed to be up to 70% faster than traditional adhesives. The floor is reportedly ready to use the same day, even for heavy traffic such as hospital equipment, trolleys and forklifts.
Incorporating a non-CFC propellant, TarkoSpray is described as completely non-toxic and non- flammable with no lingering odours. Applied from a standing position, it also reduces the risk of injuries to shoulders, backs and knees.
Floorcoverings installed using the spray can be removed without damage to the subfloor, while only minute quantities of inert residue are left on the underside of flooring enabling simple removal and recycling, saving time and resources,saysTarkett. Seethe including screwed and fixed over- boarded wooden floors, internally or externally. High polymer content increases its flexibility and makes it compatible with underfloor heating.
Ultra Tile ProRapid RS conforms to EN 12004 Class C2FT and is available in 20kg grey or white.
Uzin advisesthatsolvent-free products are not always pollutant- free. Produced as a result of REACH and LEED certification requirements, it warns that many solvent-free adhesives still contain various non-volatile organic materials, which gradually evaporate from the adhesive over a long time and make their way into the air
This does not occur with with Blue Angel or EC1 Plus labelled adhesives, designed to provide the highest possible protection against emissions and the highest standards for indoor air quality.
Uzin has improved its pressure TarkoSpray demonstration video on:
Ultra Tile adhesivesand Ultra Floor subfloor preparation products were used for the new how room of Chambers Group car dealers in Tamworth by J B S (Tiling Contractors). The project included removal and replacement of tiles in he 180sq m showroom floor.
Formulated with exceptional bond strength, flexibility and fast etting capabilities, Ultra Tile ProRapid RS was the adhesive chosen for this project.
The adhesive can be applied at a bed thickness of 3-12mm on walls or loors. Its open time is reportedly 40 minutes with setting after two hours drying time.
It is said to be suitable for wet and dry conditions and formulated to adhere to most common substrates, sensitive adhesive, KE 2000 S making it ‘more environmentally friendly’. KE 2000 S NEW is labelled with Blue Angel and EC 1 Plus. Its performance has also been enhanced, allowing a reduced open time for
This article has been reproduced from the Contract Flooring Journal website. You can find them at www.contractflooringjournal.co.uk.