Sika 1 Pre-Bagged Screed Mortar

    SK1-BAG-SCR-MORT
    SIK7708

    Sika 1 Pre-Bagged Screed Mortar is part of the Sika 1 Pre-Bagged Structural Waterproofing System and is the third layer of the floor screed system. These special mortars are pre-bagged kiln dried blends of specially graded aggregates and cements, with waterproofing admixtures, packaged in 4 grades at the appropriate mix ratios for optimum application performance and durability. When mixed with water they provide the multicoat components for the structural waterproofing systems.

    • Type A waterproofing system according to BS8102:2009
    • Proven resistance to hydrostatic back pressure - Can be applied to wet substrates
    • Fully bonded waterproofing barrier - For use on concrete, brick and structural blockwork
    • Can be used internal and externally - may be applied to wall, floors and soffits
    • Used for negative or positive water pressure situations
    • Ideal for waterproofing of swimming pools and other water retaining structures
    • Also suitable for waterproofing basements, cellars, vaults and tunnels

    Colour
    Size
    £45.99(ex. VAT)
    £55.19 (inc. VAT)
    Quantity
    Please choose your colour
    Available for Delivery (See Delivery Options Below)

    Description

    Sika 1 Pre-Bagged Screed Mortar is part of the Sika 1 Pre-Bagged Structural Waterproofing System and is the third layer of the floor screed system. A new, upgraded Sika 1 Pre-Bagged Waterproofing System for superior performance and easier application.

    The 4 Sika 1 Pre-Bagged Mortars, consisting of a blend of special cement and kiln dried graded aggregates, are ready-made with Sika 1 waterproofing admixtures included as a powder, removing the need for a separate liquid waterproofer – just add water. Packaged in 4 grades, each mortar is specifically designed for optimum application performance and durability.

    The Sika 1 Pre-bagged waterproofing system consists of a 3 coat render system for use on walls and overhead surfaces, and a 3 coat screed system for use on the floor.



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    Features & Benefits


    • Part of the Sika 1 Pre-Bagged Structural Waterproofing System
    • Ready-made with Sika 1 waterproofing admixtures included as a powder, removing the need for a separate liquid waterproofer
    • Type A waterproofing system according to BS8102:2009
    • Proven resistance to hydrostatic back pressure - Can be applied to wet substrates
    • Can be used internal and externally - may be applied to wall, floors and soffits
    • Used for negative or positive water pressure situations
    • Ideal for waterproofing of swimming pools and other water retaining structures
    • Also suitable for waterproofing basements, cellars, vaults and tunnels
    • Quality controlled system



    System Information


    Materials:

    System For Walls:

    Sika 1 Mortar Waterproofing System for walls consisting of 3 coats as follows:

    Total System Thickness – minimum 18mm. 

    Additional coats of Sika Render Mortar can be applied if necessary.

    System For Floors:

    Sika 1 Mortar Waterproofing System for floors consisting of 3 coats as follows:

    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.



    Application Notes


    Walls/Brick:

    • All existing treatments shall be completely removed and the exposed surfaces roughened by mechanical or water blasting techniques, followed by washing down and brushing to ensure full removal of all loose material
    • Mortar joints should be bonded and sound
    • Any defective mortar joint should be raked out to a depth of 12.0mm and repointed using Sika 1 Pre-Bagged Finishing Mortar made up with clean water

    Walls/Concrete:

    • All laitance shall be removed to expose coarse aggregate by mechanical or water blasting techniques
    • On new concrete walls a retarder can be applied to the face of the shuttering followed by wire brushing and washing of concrete surfaces

    Floors/General:

    • All existing treatments shall be completely removed and the exposed concrete floor mechanically prepared, washed down and brushed to ensure full removal of all loose debris to give an exposed aggregate finish, free of laitance, and surface contamination

    Installation should be carried out by Sika Registered Contractors.

    Please see the product and system data sheets for detailed application and mixing instructions.



    Limitations


    • Puncturing the system can compromise its integrity
    • Do not expose to frost while curing
    • Allow Sika 1 Pre-Bagged Structural Waterproofing System to sufficiently dry out before over coating
    • The structure and its elements must be capable of withstanding the developed water pressure and other anticipated loadings without cracking or delaminating
    • Advice should be sought from independently qualified personnel with knowledge of the structure and local ground conditions
    • Never score or scratch any of the render coats to provide a key
    • Do not use gypsum based plaster over Sika 1 Mortar Waterproofing System. Refer to plaster manufacturer for advice on suitability of product for use in waterproofing works



    Product Details
    7708-909047

    Data sheet

    Manufacturer
    Sika
    For Use By
    Professional Use
    Interior / Exterior Use
    Interior & Exterior
    For Use On
    Concrete
    Brickwork
    Blockwork
    Walls
    Floors
    Soffits
    Application Method
    Trowel
    Pack Size
    25KG
    Coverage
    6m² @ 20mm per 25kg
    Base Type
    Cement-Based
    Suitable For Use On
    Stone
    Suitable For Use On
    Floors
    Suitable For Use On
    Brick
    Suitable For Use On
    Walls
    Suitable For Use On
    Soffits
    Suitable For Use On
    Concrete
    Application Method
    Trowel
    Manufacturer
    Sika
    Components
    1K
    Usages
    Waterproofing
    Product Usage Type
    Structural Render
    Product Range
    Sika 1
    Attachments
    Download


    Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.


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    IMPORTANT SHIPPING & DELIVERY INFORMATION

    Sika 1 Pre-Bagged Screed Mortar is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.

    Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.

    Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.

    All delivery costs below are excluding VAT


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