It depends on the type of wood floor and the subfloor it is going onto. Solid and engineered wood boards, including parquet and wood strip, are typically bonded using a heavy-duty wood floor adhesive, such as a polyurethane or solvent-free formulation. For wooden subfloors, the adhesive needs to accommodate natural movement and expansion. Always check that the adhesive is compatible with your specific flooring product and subfloor material, and follow the manufacturer's instructions for coverage and application.
Floor Adhesive for Wood, Tile and Sheet Flooring Installations
Getting the right adhesive under your floor matters more than most people realise. A poor bond leads to lifting, creaking, or tiles cracking under foot traffic months down the line. MacBlair stocks floor adhesives suited to two of the most common installation types: bonding wood floors to subfloors and fixing ceramic, porcelain, and natural stone tiles to concrete, screed, or board substrates. Pick the product matched to your flooring type and your job will be considerably easier.
The wood floor adhesives in the range cover solid and engineered boards, including parquet, wood block, and wood strip, and are compatible with warm water underfloor heating systems. For tile installations, the flexible, polymer-modified options bond to concrete, cement render, blockwork, brickwork, and tile backer boards. They carry up to four hours of open time, giving you enough working time on larger floors without rushing cuts or adjustments. Flexible formulations are particularly important where floor movement is a factor, such as on plywood substrates or above heated screed. If you also need tile adhesive for wall or floor tiling projects, that range is stocked separately under Tile Adhesives and Grout.
Subfloor preparation is critical before applying any floor adhesive. The surface must be clean, dry, and level. Porous substrates like concrete may benefit from priming first to reduce absorbency and improve bond strength. For surface preparation products, browse the primers available at MacBlair. Always check the manufacturer's coverage rate before ordering so you have enough product for the full area, adding a small buffer for wastage. Coverage varies depending on subfloor condition and the notch trowel size used.
If you are sourcing the flooring itself at the same time, MacBlair carries a full range of engineered, laminate, LVT, and solid wood flooring options. Once the floor is down, finishing touches like skirting and door bars are also available in the Doors and Floors section. For other bonding and fixing products across the same project, the wider adhesives range at MacBlair covers PVA, wood glues, contact adhesives, and more.
Floor Adhesive FAQ's
Yes, but you must use an adhesive that is rated for use with underfloor heating systems. Wood floor adhesives compatible with warm water underfloor heating are available, and flexible, polymer-modified tile adhesives are also suitable for heated screeds. The key concern is that standard or rigid adhesives can fail as the floor expands and contracts with temperature changes. Always confirm the adhesive's maximum temperature rating against your system's specifications before installation, and never switch on underfloor heating until the adhesive has fully cured.
The subfloor must be clean, dry, level, and structurally sound before any adhesive is applied. Remove dust, grease, old adhesive residue, and any debris. If the surface is uneven, a self-levelling compound should be used to flatten it out before you start. Porous substrates like concrete or sand and cement screed may need a primer applied first to reduce absorbency and improve the adhesive bond. Skipping preparation is one of the most common causes of floor failure, so it is worth taking the time to get it right.
Coverage varies depending on the type of adhesive, the flooring material, and the condition of the subfloor. As a general guide, wood floor adhesive typically covers around 1.5 kg per square metre, while tile adhesives for floor applications can range from 4 to 7 kg per square metre depending on the trowel notch size and tile format. Always check the coverage rate stated on the product packaging and calculate your total area before ordering. It is advisable to add around 10% extra to account for wastage and variation in subfloor flatness.
Priming is not always required, but it is recommended on porous or absorbent substrates such as concrete, sand and cement screed, or anhydrite screeds. A primer reduces the surface's absorbency, which stops the subfloor from drawing moisture out of the adhesive too quickly and weakening the bond. On non-porous surfaces, or where the manufacturer's instructions do not specify priming, it may not be necessary. Always read the adhesive datasheet and follow the manufacturer's guidance for your specific subfloor type.