Contech Chemicals LLP

• Ready to Use, easy to apply. Lightweight.
• High adhesive power to all types of surfaces.
• Non-toxic
• Good flexibility
• Cost-effective
• High abrasion & U/V resistance
• Good Chemical resistance
• Can be applied even on a wet surface
• No curing required

• One application does the job.
• Invisible – preserve the natural beauty of masonry.
• Sheds soot, grime, dirt & water.
• Penetrates deep into masonry.
• Becomes part of the surface, not just a surface coating.
• Allows masonry to breathe.
• Impervious to oxidation.
• Saves interior decoration by eliminating wet walls.
• Easy to apply.
• Inexpensive – long lasting.
• High Alkaline Resistance

Rufferseal is a high-performance bituminous waterproofing compound specially formulated to stop water leakage from R.C.C., A.C., and G.I. sheet roofs. It also serves as a corrosion-protection coating and a standalone waterproofing layer for surfaces in contact with soil, such as exterior basement walls and garden terraces.

Engineered for durability and ease of use, Rufferseal provides long-lasting protection against moisture ingress and corrosion, making it ideal for both industrial and residential applications.

• Non-toxic and Odorless: Safe for use in water tanks and enclosed spaces.

• Easy Application: Can be applied by brush or spray gun with excellent surface adhesion.

• Durable Finish: Dries rapidly to form a black, glossy, tough, and elastic film.

• Chemical Resistant: Withstands diluted acids and alkalis.

• Crack Resistant: Flexible film prevents cracking due to structural movements.

• Waterproofing and corrosion protection of iron, steel, masonry, and concrete surfaces.

• Fixing glass panels on building elevations.

• Suitable for coating the interior of masonry and steel water tanks due to its non-toxic formulation.

• Protective coating for drums, pipelines, and structural steelwork.

• Easy to use and quick drying.

• Provides long-lasting protection against moisture and corrosion.

• Maintains aesthetic appeal with a smooth, glossy finish.

• Environmentally friendly and safe for potable water applications.

• It is a single component waterproof paint easy to apply by brush / spray / roller.
• The coating is a highly elastomeric , with more than 300% elongation.
• It effectively stops leakages from all types of roof surfaces like Tiled, IPS, old Brickbat coba treatment and unfinished R.C.C. slab and is also used for waterproofing Wall, Toilet Sunk, Water tank etc.
• It has got U/V, abrasion & chemical resistant properties.
• Its application is user friendly and faster.
• It is most economical compared to the cost of other waterproofing treatments.
• It has a excellent CO2 diffusion resistance properties thus it can be used for Anti carbonation Coating.

• significant resistant to cracking, chalking,and peeling properties
• single component and easy to apply by brush /spray / roller.
• stable over a wide range of temperature variation.
• non toxic and environment friendly product.
• good waterproofing properties.
• high adhesive power to all types of surfaces.
• good durability and weather ability.
• suitable for all types of roof, exterior wall and concrete structures.
• highly elastomeric , up to 2. 0mm live crack accommodation
• excellent co2 diffusion resistance.
• excellent opacity.
• uv curing

Advantages:

• Easy to apply by brush
• Good adhesion sound and prepared to substrates
• Good abrasion resistance
• Protects against water and salt penetration and carbonation
• Non toxic when cured hence suitable for contact with drinking water
• Non-corrosive to reinforcing steel

• Used for waterproofing the roof having china mosaic / PCC /

• tiled / bitumen treated surface, Exterior wall, GI / AC sheet roof & all other exposed concrete surfaces.
  
  
• As an anti-carbonation coating, it is used in car park deck, underpasses, concrete bridge deck and all other concrete structures which are exposed to carbon-di-oxide and water

Hydroshield is a cement admixture mixed in the plastering mortar for providing Plaster / IPS-PCC, Fillets in the structures to make them waterproof and also increases the strength of the mortar. Hydroshield mixed mortar withstands high water pressure as well as have high adhesive power to concrete & masonry surfaces. Hydroshield confirms to IS 2645-1975 standard.

Application Areas
Hydroshield is used for waterproofing water retaining structures such as Water tanks, Effluent treatment plant, Toilet sunk, Basement Retaining wall, Garden terrace, Grouting of the Pipe hole etc.

RUFFERSEAL-MB is Single component cold applied Polymer modified elastomeric bitumen waterproof and protective coating for RCC structures.

ADVANTAGES:

• Ready to use
• Single component cold applied eco friendly flexible waterproof membrane
• Solvent free and eco friendly
• Easy to apply by brush / roller
• Excellent impermeability
• Good crack bridging property
• Prevents the growth of fungus, algae etc
• Corrosion resistant
• Non sagging on vertical surface
• Protects the surface against chloride and sulphate ions as well as dilute acid and alkali

AREA OF APPLICATION:

• Waterproofing the industrial AC sheet / GI sheet roof
• Slopping terrace, Basement slab, Retaining wall / Garden terrace, Planter
• Refurbishing of APP membrane or Tarfelt
• Damp proofing of structures like concrete, columns and beams
• Protecting coating on brick foundation, retaining walls, concrete, timber, metal etc

Other Details

• Easy to install
• Excellent design
• Rendered by professionals