sealing hole

[sumo2001]

got a tank that i want to seal a hole in can i jsut put a piece of glass across the hole its on the bottom in the corner tank is 27" high and how thick would glass have to be please?

 

[drunkfish3]

if it is a hole drilled for a bulkhead just get a bulkhead for it and glue a pvc plug in the bulkhead.

 

[redfishblewfish]

+1 Bulkhead with threaded or slip bung!