Interior Stop Primer

Interior Stop Primer

Product Description

Acrylic primer and undercoat with particularly good coverage and excellent coalescence. Used where there is a risk that water soluble colourants from the surface can discolour the paint.
  • Good covering properties
  • Primer and undercoat
  • Matt surface


Bare wood or previously treated substrates with a risk for penetration from knots, lignin and water-soluble dyes, water guards and nicotine.


Must be clean, dry, solid and suitable for surface treatment.


Remove loose material and paint by cleaning and sanding.
Remove dirt, grime, grease and chalking materials by cleaning with Fluren 37.
Water blotches, nicotine and soot must be cleaned with Fluren 49.
Sand hard, slippery surfaces flat.
Cracks, unevenness and holes must be filled.
Apply twice for best results.


Brush or roller.
Decide your choice of tool/utensil depending on the finish.
Apply wet on wet and finish by brushing/rolling in the same direction.
Cold/heat can affect the viscosity of the material.
Condensation during drying/curing must not occur.
Cold and increased humidity extends drying time, full curing and recoat interval.
Increased temperature and low atmospheric humidity reduce drying time and full curing.
Always perform a test treatment for a check and acceptance of adhesion and result.


Semi-matt, covered surface.
Finish treatment with paint in desired gloss and colour.

Be Aware

If an airless sprayer is used, there is a risk of nozzle stoppage and clogging of filters, hoses and pumps unless these are completely cleaned of other material.

Environmental information

Remove as much paint as possible before cleaning with Metal Pro Cleaner. Bring remains of fluent paint to the local recycling centre. Minimize your paint waste by pre-estimating how much paint you need. Keep the leftover paint for future use so you can effectively reduce the environmental impact.

Storage: Cool, frost-free, and tightly closed

Technical Data

Priming paint
Semi Matte
Density (kg/liter)
Weight %
Volume %
Nominal spreading rate (m2/l)
Workable temperature
Min. +10°C
Max. humidity 80 % RH.
Dry to touch at 20°C, 60% RF (Hours)
Fully cured at 20c, 60% RF (Days)
Do not dilute
Cleaning of Tools etc.
Metal Pro Cleaner
Supplementary Info
Registered in the Nordic Ecolabelling Building Products Database for products which can be used in buildings with the Swan label.

Current TDS Version

december 2021

Replaces TDS Version

februari 2021