Need help on a mesh cover for a 20 gallon long aquarium

[Hokielooker]

Where can I purchase one or possibly make one? Thanks for help and or suggestions.

 

[TitansFan]

Like this?

 

[Hokielooker]

Yes, but I've read not to use this over a saltwater aquarium. Sorry I didn't specify that part.

 

[Rrb1399]

i bought a window screen for a casement window and cut to size with hack saw simple

 

[Pistondog]

Home depot sells diy screen framing and bulkreefsupply.com sells the 1/4" mesh