Primers for RonaBond Crack Bridging Anti-Carbonation Coating WB Solvented and water based primers for anti-carbonation coating systems RonaBond Crack Bridging Anti-Carbonation Primer WB and RonaBond Crack Bridging Anti-Carbonation Primer S are primers for RonaBond Crack Bridging Anti -Carbonation Coating WB. The properties of each are designed to suit the substrate. They are suitable for application to concrete, renders, levelling mortars and concrete repair mortars using woolen long strand rollers. When applying RonaBond Crack Bridging Anti-Carbonation Coating WB to existing paints RonaBond Crack Bridging Anti-Carbonation Primer WB must be used. Testing to ISO 2409 is recommended to ensure that the existing paint is sufficiently sound to ensure that a durable bond is formed between old and new coatings. Contact the Ronacrete Technical Department for guidance. RonaBond Crack Bridging Anti-Carbonation Primer WB Water based primer for sound, non-powdering, cohesive surfaces of normal absorbency. Can be applied to non-powdering and sound existing paints. Colour: can be factory pigmented to order for RonaBond Crack Bridging AntiCarbonation Coating WB System 2. RonaBond Crack Bridging Anti-Carbonation Primer S Solvent based primer for powdery and porous surfaces. Colour: white; can be factory pigmented to order for RonaBond Crack Bridging Anti-Carbonation Coating WB System 2. Physical Properties (RonaBond Crack Bridging Anti-Carbonation Primer S) Use on Liquid state Viscosity Dry film solids by weight by volume Concrete Repair and Coatings Powdery and porous surfaces Fluid paint 40 ± 5 poise 60 ± 2 % 39 ± 2 % Continued on following page... Other Ranges—Resin Bound and Bonded Surfacing, Screeds, Flooring and Bedding, and Waterproofing and Tanking

Primers for RonaBond Crack Bridging Anti-Carbonation Coating WB Solvented and water based primers for anti-carbonation coating systems Density Flash point Physical Properties (continued) Drying times Rainproof: 1 hour Dry: 2 hours Recoatable: 12 hours Drying times at 20oC, 65% RH). Drying takes longer in cold damp weather Coverage (approx) depending on surface type and condition Number of coats (typical) Method of application Dilution Clean tools after use with 6—11m2 per litre 1 Long haired woollen roller, airless spray up to 5% Z145 Thinners in cold weather Z 145 Thinners Liquid state Viscosity...

Primers for RonaBond Crack Bridging Anti-Carbonation Coating WB Solvented and water based primers for anti-carbonation coating systems Site Attendance When on site Ronacrete representatives are able, if asked, to give a general indication of the correct method of installing a Ronacrete product. It is important to bear in mind that Ronacrete Ltd is a manufacturer and not an application contractor and it is therefore the responsibility of the contractor and his employer to ensure he is aware of and implements the correct practices and procedures to ensure the correct installation of the product...