How to Prepare Windows for Painting?

Preparing Exterior Windows For Painting

Remove, clean screens.
Making any repairs, replacements.
Scraping any loose paint mils.
Fill any missing paint with Spackle.
Sand fillers or patching compounds smooth.
Use correct painter's caulk.
Prime window frames, sills, and sashes.

How do you Prepare Interior Windows for Painting?

First, scrape away any peeling paint.
Remove hardened caulking.
Wipe down the trim.
Sand trim smooth.
Apply new caulk to the exposed seams.

How do you Clean Windows before Painting?

Before painting window frames, clean all the dirt and dust using these steps: Brush surfaces with warm water and gentle soap or washing up liquid. Scrub windows, making sure to get in all the edges and cracks to remove all dirt. Rinse with water using a soft, clean cloth to get rid of any excess liquid.

Should I Tape Windows before Painting?

Painting windows requires special preparation and techniques because of their glass and open-and-close operation. To protect the glass, you can use masking tape or a wipe-on protective film that's dispensed much like deodorant. Another option is to skip this step and scrape off any paint from the glass with a razor.