Thermoguard Safewalls Drywall Plaster Primer

A primer designed for use on bare drywall and plaster before applying Safewalls Insulating Basecoat and Safewalls Anti Viral SFR to a wall or ceiling.

  • For Interior use
  • Suitable for walls and ceilings
  • Apply by brush, roller or spray
  • Sale
  • Regular price £33.00
Shipping calculated at checkout.


Key Benefits

  • Prepares bare dry wall and unsealed bare plaster prior to the application of fire upgrade systems
  • Overcoatable with Safewalls and Wallcoat systems to achieve BS EN Class B and old Class O. These results achieved at UKAS approved Fire Test Laboratory.
  • Can be used as part of a system to achieve 30 or 60 minute Fire Resistance requires specification and additional coats
  • Primer finish: Matt. Finished system provides a smooth aesthetically pleasing matt or eggshell finish

Pack Sizes: Sold in 50 sqm and 125 sqm pack sizes to aid correct application
Coverage: Follow on can guide to coverage
Drying Times: In normal conditions product will be touch dry in an hour and fully dry after 4 hours
Application Conditions: Do not apply in temperatures under 8°C or above 30°C. Maximum relative Humidity below 75%. Surface should be at least 3°C above the dew point.

Typical Use: This product is suitable as a primer only and does not provide fire or anti-microbial resistance
VOC Content: Low VOC EU limit for this product (cat A/i) is 140 g/l. This product contains 16 g/lv
Composition: Waterbased Emulsion
Preparation: Surfaces to be clean dry and firmly adhering
Ensure good ventilation
Do not apply while condensation could occur during drying 


1 good coat applied at 10-12.5 sqm per litre
Brush or Roller: Apply using a woven short pile roller sleeve or synthetic brush
Spray: Pressure Pot and Gun conventional with hand-portable compressor – thin 5% water
OR Airless Graco 1500, 3500 or equivalent. 3/8” line, 30 mesh filter on machine, no filter in gun. 521, 523, 621 or 623 tip. Ensure coverage is applied as per can i.e., 20 sqm can covers 20 sqm.

Cleaning: Return as much unused material to its original container as possible. Wash brushes,
rollers and guns with clean water immediately following use.

Health and Safety: Please refer to the relevant Safety Data Sheet for full details of this product
Apply all products according to BS 6150:2019- Buildings Painting Code of Practice
Do not store this product in cold temperatures below 5°C or above 30°C.
Store in a dry secure place away from children or animals.
Dispose of in accordance with local authority waste disposal measures.
Do not pour into drains or watercourses. Reduce- Reuse- Recycle.