Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to keep wooden window frame paintwork in good shape [title] Use quality paint whenever you repaint windows. [title] Expect to have to repaint your windows every second year. [step] In between, it may be necessary to retouch the paintwork.

Ending1: [title] Especially ask for a specialty paint that is varnish resistant. [step] This paint will not damage the painted surfaces even more than it already is. Ending2: Paint your windows another color and repaint with and same colors, but be sure to apply white on dark ones, to keep it from fading. [title] Use a paint thinner gun for vertical vertical and horizontal boards. Ending3: [substeps] If you use exterior primer before you paint, the paint will last 10 years or more. I painted a building 10 years ago with exterior behr primer and exterior behr paint and it still has not peeled. Ending4: You may need to paint the top and bottom panels of your window frame to match up. [title] Clean your frames after repainting.

Answer format: ending1/ending2/ending3/ending4