Originally Posted by jbrady33
If you can find thick acrylic it won't warp, but I just cut a thin piece I got at Home Depot cheap, cut nice with q cheap coping saw (see my sig for more info). When it warps one way I flip it over
Also saw some people on a reef forum that special ordered hinged glass lids from some where, but I think they cost as much as the tank!
cool, if i think of something innovative, ill let you know.