Sika Ronacrete

Sika Ronacrete — Concrete Repair & Waterproofing Experts

Ronacrete was founded in the UK in 1969, entered the Hong Kong market in 1975, and officially joined the Sika Group in 2016. With over half a century of experience in polymer-modified cementitious materials, Ronacrete products are trusted by the Housing Authority, developers and contractors alike, particularly in concrete repair and waterproofing. The Unicell series is PCCS-RM certified by the Hong Kong Concrete Institute, making it the specified repair mortar standard in Hong Kong construction.

Concrete Repair Mortars

The Unicell series is Ronacrete's flagship spalling repair mortar range, covering various strength classes: Unicell 40 for structural repairs, Unicell 25 for general maintenance, best used with Unicell Primer.

Waterproofing

The Monoprufe series offers multiple waterproofing solutions: Monoprufe WP flexible waterproofing membrane for water tanks and basements, Monoprufe WS waterproofing slurry, and Monoprufe RTU 801 ready-to-use elastomeric waterproofing membrane for roofs and external walls.

Bonding & Mortar Enhancement

Ronafix has been Ronacrete's classic SBR bonding agent since 1969, effectively improving the waterproofing and bonding strength of mortars. It is one of Hong Kong's most iconic polymer mortar additives.

Tiling & Grouting

Ronabond Super Tile Adhesive is a tile adhesive, Color Grout is a coloured waterproof grout, and Ronagrout EPG is an epoxy resin grout.

Most products typically in stock; please enquire for specific models.