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Step 1 – Prepare the area
Clear the workspace and lay down dust sheets to protect surroundings. Ensure good ventilation and that the temperature is 15–25 °C. Remove or mask any nearby items that could catch overspray.
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Step 2 – Clean the surface
Wipe the UPVC with degreaser to remove contaminants, silicone, and dirt. Finish with a lint-free cloth. The surface must be completely dry and grease-free before proceeding.
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Step 3 – Mask edges and fittings
Use high-tack painter’s tape to cover all glass, rubber seals, handles, and hinges. Press the tape edges firmly to prevent paint bleed. Double-check corners and frame joints.
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Step 4 – De-gloss with a Scotch pad
Rub the entire surface evenly until the sheen disappears. Focus on corners and edges. Vacuum or blow off dust, then wipe with a tack cloth for a perfectly matte finish.
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Step 5 – Fine-sand and final wipe
Lightly sand using 400–600 grit paper for consistent texture. Wipe clean with a tack cloth to remove residue. This promotes optimal primer adhesion.
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Step 6 – Apply adhesion primer
Shake the can for 2 minutes. Spray from 20–25 cm away in overlapping passes. Apply 2 light coats, allowing 10–15 minutes flash-off between them. The primer should appear smooth and even, not glossy.
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Step 7 – Spray colour coats
Shake your colour can well. Apply 2–3 light coats at 20–25 cm distance with 50% overlap. Move steadily and evenly. Allow 10–15 minutes between coats. Avoid heavy passes that can cause runs.
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Step 8 – Cure and reassemble
The Paint is touch dry in 30 Minutes care should be taken for the next 24 hours Full hard cure is 7 days. Carefully remove all masking. Clean glass edges with a plastic scraper if needed, then refit handles and trims.
