Sika 1 Pre-Bag Waterproofing System

Sika® 1 pre-bagged structural waterproofing system mortars are pre-bagged kiln dried blends of specially graded aggregates and cements packaged in four grades at the appropriate mix ratios for optimum application performance and durability.

System includes:

- Sika® 1 pre-bagged render system consisting of three coats:

• 1st coat: Sika 1 Spritz and Bonding Coat Mortar at 6 mm.
• 2nd coat: Sika 1 Render Mortar at 6 mm.
• 3rd coat: Sika 1 Finish Mortar at 6 mm.
• Total system thickness: 18 mm (minimum). Additional coats of Sika®-1 Render Mortar can be applied if necessary.

- Sika® 1 pre-bagged screed system consisting of three coats:

• 1st coat: Sika® 1 Spritz and Bonding Coat Mortar applied as bonding slurry.
• 2nd coat: Sika® 1 Spritz and Bonding Coat Mortar at 10 mm.
• 3rd coat: Sika® 1 Screed Mortar at 20 mm.
• Total system thickness: 30 mm (minimum).

All the above are minimum thickness, maximum thickness depends on substrate, working conditions and requirements. Loading conditions may require the screed mortar thickness to be increased.

Benefits:

• 90 years track record.
• Type A waterproofing system according to BS 8102–2022.
• Proven resistance to hydrostatic back pressure.
• Fully bonded waterproofing barrier.
• Can be applied to wet substrates.
• For use on concrete, brick and structural blockwork.
• Can be used internal and externally.
• Can be applied to wall, floors and soffits.
• Quality controlled system.
• Used for negative or positive water pressure situations.