2.5 Litres White Johnstones Professional Undercoat Timber & Sheet Materials-7 Under normal conditions

Under normal conditions

Drying times will vary depending on weather conditions

A thick film is necessary for maximum effectiveness

Based on the latest technology silicone resins

2.5 Litres White Johnstones Professional Undercoat Timber & Sheet Materials-7 Under normal conditionsPREPARATION: All surfaces to be painted should be clean, dry and free from loose and flaking material. Prime bare surfaces with the appropriate Johnstones Primer. Rub down previously painted surfaces with fine waterproof abrasive paper and rinse thoroughly. Avoid the inhalation of dust. Wear a suitable face mask if dry sanding. Special precautions should be taken during surface preparation of pre 1960s paint surfaces over wood and metal as they may