• Improper thinning and application.
• Highly absorbent surface. 
• Rough texture of plaster. 
• Top coat application directly over putty without application of primer 

• Follow recommended instructions on application procedures and thinning. 

• Caused by trapped moisture or gases in paint film (More likely in enamels).

• Follow the specified recoating time interval.
• Top coat application should not result in too thick a film at a time.

• Smooth sand the surface and then repaint it.

• Application of paint over oily, greasy or very smooth surface.
• Application over loose particles like dust or rust
• Not sanding previous coat of gloss paint
• Application over partially dried coat.

• Ensure proper surface preparation.

• Surface should be repainted

• Application of paint over oily, greasy or very smooth surface.
• Application over loose particles like dust or rust.
• Not sanding previous coat of gloss paint.
• Application over partially dried coat. 

• Ensure proper surface preparation.

• Surface should be repainted

• Application of top coat paint in highly viscous form.
• Use of improper thinner

• Sufficient drying time between coats.
• Use recommended painting system

• Scrape out Orange peel and repaint.

• Application of excessive thick coat.
• Use of a wrong thinner.

• Apply finish coat using recommended thinner.
• Do not apply thick coats.

• Sand surface to smooth the sagged areas and repaint.

• Applying paint using poor quality brushes.
• Highly viscous paint.
• Careless Application.

• Use proper brushes and thin paint to desired proportion.

• Sand surface to a smooth finish and apply paint (after thinning to desired proportion ). 
• Use good quality brushes.

• Cracking of plaster.
• Application of matt finish over glossy undercoat finish
• Application of finish coat before drying of the under coat. 
• Applying quick hard dry coats over a soft one. 

• Undercoat and top coat of paint should have identical physical properties.
• Allow drying time between two coats.

• Entire coat must be completely removed. 
• Exposed base should be then rubbed down to a smooth face and primed before repainting.

• Small impurities in paint (oil, grease), visible in centre of hole. 
• Caused by oily or greasy surface/due to water based paints being applied over gloosy or smooth enamel paints.

• Clean surfaces prior to sanding and remove all sanding dust.

• Remove paint completely from affected areas and repaint.
• Clean the surface thoroughly with soap solution and water. Roughen enamel paint with Sandpaper or use a barrier coat of matt primer.

• Paint Film is deprived of natural sunlight. (Especially in case of Enamels)
• Paint film subjected to too much sunlight.

• Use good paints
• Improved daylight and ventilation for inside work.

• Surface should be cleaned and repainted.
• Use recommended system

• Painting over a surface affected with microbial growth.
• Seepage or dampness in buildings.
• Contamination of paint by materials used in putty preparation. 

• Before painting, area should be cleaned with 5-10 % bleach solution.
• Use clear water for thinning and putty preparation.
• Keep doors and windows open during and after painting. 

• Clean with bleach solution and repaint.

• Application of finish coat over spot puttied surfaces.
• High alkalinity of surface (evident in new walls).
• Incomplete drying of putty.
• Application of thick coat of putty. 
• Due to highly absorbent nature of surface

• Allow new walls to get cured for at least three months.
• Apply thin coats of putty. 
• Always apply a primer coat after applying spot putty.
• Always sandwich coats of putty with primer. 
• Cracks in plaster should be filled with cement sand mixture.

• Scrape the surface and repaint adopting the right surface preparation.

• Formation of white powdery deposit on walls after painting due to salts present in building material like brick and mortar, which surface later on.

• Give a long time gap between plastering and painting (about 6 months including one monsoon) use paint with a porous film like emulsions and distempers.

• Due to humidity, poor air circulation, low temperature or presence of oil or grease on the surface/due to alkalinity of the surface.

• Reduce the impact of atmospheric conditions to the extent possible; scrub oil or grease offwith a rag soacked in white spirit and wash with water and soap.

• Caused by dirt from atmosphere on the surface or from brushes that are inadequately cleaned/due to bits of dried-up part that gets stirred in.

• Use clean brushes and paint on clean surface; stain the paint through a cloth before use.

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Also read

• Painting Tips
• Why you should Paint
• Types of Paints
• Green Paints for Safer House
• Painting Process
• Painting on Interior Walls
• Painting on Exterior Walls
• Painting on Metal Surfaces
• Painting on Wooden Surfaces - Opaque Finishes
• Painting on Wooden Surfaces - Transparent Finishes
• Post Painting Care

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