Make Your Own Bumper Stickers?
Try contact paper! You cut paper (with backing still attached) to fit your printer or to suitable size for a bumper sticker, add your own lettering and spray lightly with a clear coat/sealer. Ive made several for friends. You can also make them for placecards...
Turning Garage Into Kids Room?
Tator------enclosing the tanks, similar to building a closet for them may be your best bet. Yes all you have to do is cut a hole in the duct work and add a register. Ducts can also be covered with sheetrock or encased in planks to give a nicer visual appeal...