While it is always best to thoroughly clean the surface before painting sometimes this doesn t happen.
Exterior paint sprayer vs roller.
For some using a paint sprayer eliminates many of the annoyances of a roller.
Covering a dirty surface.
Airless spray guns are available in different types and designs and they are best for painting interior walls and exterior projects where the surface may not be flat.
But a paintbrush is perfect for those knots or cracks where you need an extra daub of paint.
Paint rolling allows you more leeway when the surface isn t perfectly clean.
As you guessed compressed air guns come with the assistance of compressed air.
Using an airless paint sprayer can save you up to 10x the amount of time compared to using a roller to paint the exterior of your home.
If so paint rolling is here to save the day.
Affordable entry level paint sprayers start at around 100 with most quality brands costing twice that and more even renting a paint sprayer.
These areas often get very thin coats of paint and show through is common.
On the other hand it can take more preparation and requires a higher skill level.
Problem areas receive better paint coverage.
But they have another option too.
But this seems like more work.
Is a paint sprayer faster than a roller for painting exteriors.
Compressed air spray guns.
On average the paint sprayer manufacturers make the claim that a paint sprayer is at least 10x faster than a roller for painting exteriors but.
The paint is peeling and the trim is rotting because it was sprayed peeling is very rarely caused by the paint application and is typically caused by other factors the two most prevalent causes being moisture transfer and insufficient preparation.
To do it properly you ll need a helper.
There is an ongoing debate over whether spray painting or roller painting is best for interior or exterior painting.
When it comes to painting with a sprayer vs roller on exterior walls the sprayer wins hands down.
All roller items are inexpensive compared to the purchase and maintenance of a paint sprayer.
When dealing with small complex areas of a house exterior the paint sprayer isn t much help.
Rolling paint is the frugal homeowner s choice.
All of this is to say.
Today few people would choose a brush over a roller to paint an entire wall in a house.