Sika 1 Spritz and Bonding Coat Mortar

Sika 1 Spritz and Bonding Coat Mortar is part of the Sika 1 Structural Waterproofing System and is the first layer of the render or screed system. Supplied in pre-batched red banded bags for easy identification and use. When mixed with Sika 1 Waterproofer Liquid Admixture it produces part of a complete structural waterproofing system for walls and floors, contains no impurities and can be applied internally and externally for brick, concrete and stone substrates.

Sika 1 Spritz and Bonding Coat Mortar is pre-batched kiln dried blends of specially graded aggregates and cements packaged in the appropriate mix ratios for optimum application performance and durability. When mixed with the diluted Sika 1 Waterproofer Liquid Admixture it provides part of the multi-coat system for structural waterproofing screed and render systems.

Uses

• Internal waterproofing of below ground structures to meet the requirements of BS8102 – 2009 Grades 1 - 3
• Waterproofing of swimming pools and other water retaining structures
• Waterproofing of basements, cellars and vaults
• Waterproofing of tunnels

Features and Benefits

• 90 years track record
• Type A waterproofing system according to BS8102- 2009
• 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

Approvals & Standards

• Accredited by the BBA cert Number 00/3761 which states under durability “Under normal conditions of use, the systems will provide an effective barrier to the transmission of liquid water for the life of the building to which they are applied.
• WRAS Certificate 0505506
• DWI Exemption

System Structure

Sika 1 Pre-bagged Render system consisting of 3 coats as follows:

• 1st coat Sika 1 Spritz and Bonding Coat Mortar @ 6mm
• 2nd coat Sika 1 Render Mortar @ 6mm
• 3rd coat Sika 1 Finishing Mortar @ 6mm

Total System Thickness – minimum 18mm (Additional coats of Sika 1 Render Mortar can be applied if necessary.)

Sika 1 Pre-bagged Screed system consisting of 3 coats as follows:

• 1st coat Sika 1 Spritz and Bonding Coat Mortar applied as a bonding slurry
• 2nd coat Sika 1 Spritz and Bonding Coat Mortar @ 10mm
• 3rd coat Sika 1 Screed Mortar @ 20mm

Total System Thickness – minimum 30mm

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.