Strutop SR12

Penetrating hydrophobic silane-siloxane treatment

Strutop SR12 is a single component penetrating silane-siloxane system which penetrates into porous substrates and then reacts to produce a bonded hydrophobic lining to the pores.

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Uses

To protect atmospherically exposed reinforced concrete structures from attack by chloride ions and water intrusion.
The product is also suitable to protect other cementitious substrates and masonry.
Strutop SR12 is suitable for use on all types of structures, including those in coastal environments.
Strutop SR12 waterproofing sealer is particularly suitable for decorative, stained or exposed-aggregate concrete and for natural stone, bricks and pavers.

Advantages

Penetrates into substrates
Non staining
Reduces water and chloride intrusion
Increases freeze thaw resistance
Minimizes efflorescence
Allows water vapour to escape from the structure
Chemically resistant to ice melting compounds, fuels, oils and atmospheric contaminants

Design criteria

Strutop SR12 should be applied in 2 coats. To achieve the correct penetration and protection Strutop SR12 must be applied on the substrate at the coverage rates recommended.

Properties

Appearance

Colorless or yellowish liquid

Specific Gravity

0.82 ± 0.02 gr/cm3 @ 20°C

Number of coat

Theoretical application rate per coat

0.2 kg/m2

Overcoating time

2 hours @ 20ºC

Instructions for use

All surfaces should be dry and free from contamination such as oil, grease, loose particles, decayed matter, moss, algal growth, laitance and all traces of mould release oils and curing compounds.
Strutop SR12 should be applied in two flood coats until the recommended total application rate of 0.2 to 0.4 liter per square meter has been achieved.
Strutop SR12 should be allowed to dry for a minimum of 2 hours (@ 20ºC) before continuing.

Packaging & Storage

Strutop SR12 is available in 1, 4 and 20 litre containers.
When stored in the original unopened container in cool, dry conditions away from sources of heat and naked flames, Strutop SR12 will have a shelf life of 12 months.
If stored at high temperatures and/or high humidity conditions the shelf life will be reduced.

Health and safety

Strutop SR12 does not fall into the hazard classifications of current regulations. However, it should not be swallowed or allowed to come into contact with skin and eyes. Suitable protective gloves and goggles should be worn.

Fire

Strutop SR12 is flammable. Do not expose to naked flames or other sources of ignition. No smoking. Containers should be tightly sealed when not in use. In the event of fire, extinguish with CO2 or foam.