The substrate should be dry and free of grease, loose particles, dust etc.
- Cracks or joints may be filled with ISOMASTIC-A acrylic sealant or ISOMAT ACRYL-STUCCO acrylic filler.
- Concrete imperfections should be repaired with DUROCRET polymer-modified mortar.
- Plastered wall may be repaired with UNICRET and UNICRET-FAST premixed mortars.
- For surface smoothing, STUCCOCRET powder filler should be used.
The substrate should be primed with the concentrated, acrylic water-based primer ISOMAT PROFESSIONAL PRIMER, thinned 300-400 % with clean water. Loose or crumbly substrates should be primed with the acrylic, micronized, water-based primer PRIMER-CLASSIC, thinned up to 50% with clean water. Surfaces stained by smoke, nicotine, exhaust fumes, water-soluble markers, pencils, etc. should be primed with the stain blocker BLOCK-PRIMER. Priming is not necessary on already painted surfaces as long as the old paint is sound.
Application
Before use, ISOMAT PROFESSIONAL COLOR should be thoroughly stirred and applied as is or thinned by 5-10% with clean water. ISOMAT PROFESSIONAL COLOR with clean water. ISOMAT PROFESSIONAL COLOR is applied in two coats with a roller, brush, or airless gun. The second coat is applied once the first one has completely dried.