If you want to stretch a canvas using a stretcher bar, make sure there is 6 to 8 inches of extra canvas on each side of the frame. Then, fold the sides of the canvas around the frame one at a time and staple them to the frame.
Place your stretcher, centrally on your canvas with both the stretcher and the canvas face down. Using a staple gun, staple the canvas once in the middle of each side of the frame. Always begin by stretching the left and right sides of your canvas before the top and the bottom.
If you have a painting or print on canvas that needs stretching, this guide will assist you to. Image ends at edge of frame leaving blank canvas showing on sides .
Stretching your own canvas allows you to customise your paintings and add a more. Take care not to knock the frame and, if you do so, realign it carefully.
Step by step tutorial with pictures on how to stretch canvas over a frame and then reuse your old frames on ARTiful painting demos blog,
Outsourcing. If you aren't familiar with stretching canvas or simply do not want to stretch your own canvas prints, you can always take your prints to a local frame .