This is a discussion on DIY Tank Lid within the DIY Aquarium forums, part of the TFK Resources category; -->
so i have a new 30 gal and there is no lid
i dont think anywhere around here sells tank lids
anyone have an ...
It'd be a cinch to build one out of plywood. Just cut a piece of plywood (1/4" or 1/2" depending on tank dimensions) a bit larger than the top of the tank (leaving, say, 1/2" all the way around). Screw some trim on around the edges to keep it positioned, jigsaw out a hole for the light, voila.
another option you could use plexy glass. it is really easy to cut and fairly cheep. i made some for my two ten gallon breeding tanks and suspended an extra long light over the two of them they look really good!