Mounting the projector on the ceiling saves space and provides excellent stability. It also prevents accidental movement that could require frequent realignment and keeps cords an ...

[Lou] wrote in to share the fifty-dollar projection screen he built in his home ... repaired he paints it with bright white or silver paint. You might also consider a paint additive for better ...

and paint. If you happen to already own most of these tools, have some spare wood lying around, and enjoy building things, a homemade projector screen project might be relatively inexpensive.