Mathys Mur-Filler


    Mathys Mur-Filler is an elastic joint filler that contains quartz for the preparation of active and non-active cracks, can be used interior and exterior.

    • Elastic
    • High filling power
    • Not sandable (contains quartz)

    £4.55(ex. VAT)
    £5.46 (inc. VAT)
    Please choose your colour
    In Stock and Available for Delivery (See Delivery Options Below)


    Mathys Mur-Filler

    Mathys Mur-Filler is an elastic joint filler that contains quartz for the preparation of active and non-active cracks, can be used interior and exterior.

    Before the application of a Murfill system

    • Repair of joints and cracks on inside and outside walls, for instance: stopping up of active and non-active cracks and joints in masonry, concrete and cement fillings.
    • Filling up of joints between masonry and windows or doorframes.
    • Rejointing of paving tiles on terraces provided there is no stagnating water.


    • Elastic
    • High filling power
    • Not sandable (contains quartz)

    Technical Data

    • Density: 1,48
    • Solids content in volume: 69 %
    • Solids Content in weight: 79 %

    Drying Times At 20°C/RH 50%

    • Touch dry: 16 hours (8 mm wet film thickness)
    • Dry to handle: 18 hours (8 mm wet film thickness)
    • Dry to recoat: Minimum 1 day
    • Fully cured: 1 week

    Surface Preparation

    The cracks to be treated must be opened V-shaped, dusted off and impregnated with Primer 44 HS, with Vernac (diluted with 10% Thinner 22) or with Pegafix.

    Application Conditions

    • Apply in drying conditions at minimum 5°C.
    • Cleanup with water


    • Contains quartz, so not appropriated as putty
    • Manual spray gun: adapt opening of cartridge to the desired joint width
    Product Details

    Data sheet

    For Use By
    Consumer Use
    Interior / Exterior Use
    Interior & Exterior
    Water / Solvent Based
    For Use On
    Masonry, Concrete, Cement, Paving Tiles
    Application Method
    Application Gun
    Standard / Ready Mixed
    VOC Levels
    Ultra-Low (5-49 g/l)
    Single, Two or Three Pack
    Pack Size
    Dry to Handle (at 20°C)
    18 hours (8 mm wet film thickness)
    Dry to Recoat (at 20°C)
    Minimum 1 day
    Fully Cured (at 20°C)
    1 week
    ± 50 – 60cm joint length per 310ml cartridge (V shape joint 1cm deep)
    Min. Application Temperature
    Solids by Volume
    69 %
    mAX; 5g/l
    Shelf Life (from date of manufacture)
    2 years from date of production in unopened cartridges, if stored in dry, well ventilated areas, not in direct sunlight at temperatures between 5° and 35°C
    Touch Dry
    16 hours (8 mm wet film thickness)
    Recommended Dry Film Thickness
    6,9 mm (cons.: 15 kg/m²). 50 - 60 cm joint length per tube. 1 cm joint depth for a joint in V-shape
    Recommended Wet Film Thickness
    10 mm (cons.: 15 kg/m²)
    UN Number
    Not regulated
    Base Type
    Suitable For Use On
    Suitable For Use On
    Paving Tiles
    Suitable For Use On
    Suitable For Use On
    Application Method
    Product Type
    Fastest Delivery
    Next Working Day
    Colour Family

    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.

    Be the first to ask a question about this product!

    Question about the product

    * Required fields


    Mathys Mur-Filler 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

    You might also like

    Mathys Pegafix

    Mathys Pegafix is a colourless impregnating primer for porous, mineral substrates such as concrete, breeze block, bricks, etc. before painting them with waterborne paints.High fixing capacity Superior penetration characteristics Water basedMore Information Delivery Info

    Price £32.47 (ex. VAT)
    In Stock and Available for Delivery

    Rust-Oleum Thinner 22

    Rust-Oleum Thinner 22 is for the dilution of synthetic enamels and varnishes for airless application. Degreasing of metals and most wood types. Cleaning of `spots` of acrylic paints and acrylic fixing paints (e.g. on glass). Best used to dilute the following products:Primer 44 Fassiclor Galvaprim Vernac Gloss Vernac SatinMore...

    Price £29.61 (ex. VAT)
    Temporarily Out-of-Stock

    Mathys Vernac Acrylic Varnish

    A solvent-based acrylic varnish used for the protection of non-ferrous metals and renovation of transparent skylights (except for polycarbonate). Alkali resistant Excellent flexibility and high weather resistance Transparent - completely colourless and non-yellowing Do not apply Vernac Gloss as floor varnish or on places that are...

    Price £72.53 (ex. VAT)
    Last items in stock

    Rust-Oleum Mathys Primer 44 HS

    Rust-Oleum Mathys Primer 44 HS has a large fixation capacity for stabilising loose particles and improving the adherence of subsequent topcoats.Unsaponifiable Good UV resistance Excellent fixation on roofs Very flexible   Chlorinated rubber technology, solvent-based  Quickly water-resistant (1 hour after application at 20°C)...

    Price £68.63 (ex. VAT)
    In Stock and Available for Delivery