Technical Information for Flexistone Sandstone for interior and exterior Application
Colours
There are a variety of colours avialable to choose from. Please note however that as this is a genuinely natural product the colours can only be indicative and may vary.
If you would like a seamless and continuous stone panel we will supply the materials matched and numbered so that they can be installed sequentially.

FX01 FX02 FX03
FX04 FX05 FX06
FX07 FX08 FX09
FX10 FX11 FX12

FX13 FX14 FX15

FX16 FX17 FX18

FX19 FX20 FX21

FX22 FX23 FX24

FX25
The standard sheet sizes are a nominal
2730mm x 1100mm
800mm x 400mm
600mm x 300mm
The standard thickness for the material is 3.0mm - 4.0mm
All standard size sheet packages are supplied complete with adhesive and sealant
A cutting service is available so that any blockwork size can be supplied to site
General Installation Procedure

The following are only general guidlines for installing Flexistone panels and sheets. The procedure will be very familiar to those involved in the tiling trade and will be very straightforward for them to install.
For very specific applications such as using Flexistone externally or on other substrates, please contact our office for further information.
Acclimatise the material by leaving unrolled for 24 hours in the area it which it will be used.
Always make sure that the surface is dry, stable, free of dust and flat. Sand or lime surfaces must be sealed with an appropriate primer to stabilise.
Lay out veneers and arrange the order in which they are to be adhered.
Spread the adhesive evenly with a B2 toothed trowel (2,9mm teeth) only using the amount you will process in one hour.
Locate the first tile where required and level. Firmly press into place with your hands.
Follow this procedure with the rest of the tiles placing them in a butt jointed bond.
Do not let the adhesive to come through the joint, if it does remove at once and rake back.
To cut Flexistone:
Place the material face down on a clean ply board and cut through backing mesh with a stanley knife or similar and break. If holes are required cut right through material.
To clean the cut edge heat with a hot air gun and press firmly. If any cracks develop, again heat up and pull togeher with a wooden wedge or similar.
After installation, lightly brush edges or apertures that have been cut on site with a soft bristle brush and then paint on a seal with 2no coats of appropriate sealant.
Testing
This product has undergone extensive testing by independent experts of well-known institutes. The results comply with highest demands of the building industry:
Inflammability classification
DIN standard 4102, part 1, article 6.2
DIN standard 4102, part 14
B1 examined and certified
Critical emission intensity > 1,1
Integral value of light attenuation 0-0,7
Castor chair effect
DIN EN standard 425
No visible alterations after 75.000 revolutions.
Formaldehyde
Sandstone Light is formaldehyde-free.
Abrasion classification DIN 52368
No visible alterations after 100.000 revolutions.
Staining/cleaning
DIN 51958 (EN 423)
Sandstone Light is antistatic; wall cleaning is therefore unnecessary.
Slip-resistance
R 13 (inclination > 35°)
Measurement performance
DIN standard 434
DIN standard 51967
DIN standard 16860
Manufacture
Manufacture alignment 0,14 mm
Right-angled to manufacture alignment 0,05 - 0,17 mm
negligible measurement alterations 0,03 - 0,17 mm
Peel resistance
DIN standard 16860
With normal climate and heating conditions1,76 - 1,98 N/mm
Heat transmission
DIN standard 66098
Sandstone Light is suitable for under floor heating.
Substrates
In conjunction with the appropriate adhesives Flexistone can be used on many different types of substrates.
Pre-Formed Plywood, MDF, Aluminium, Mild Steel, GRG, Plastic as well as Blockwork, Sand & Cement Render or Floor Screed.
To confirm that the correct adhesive is being used for your application please contact our office via email.
