8'x10' Off-White Canvas Tarp 16 oz old_id-flame-retardant-canvas-tarp-10x12 and breathable weather covers for

and breathable weather covers for anything that condensation build-up would be a problem

You can hammer these into the ground and against your board on the side

We would also be happy to custom make a movie screen size for you any time if you do not find what you need below

Off-White Canvas Tarps - Heavy Duty Cotton Canvas Tarp

Heavy duty brass rust-resistant grommets approx

8'x10' Off-White Canvas Tarp 16 oz old_id-flame-retardant-canvas-tarp-10x12 and breathable weather covers forWhite Canvas Tarps Heavy Duty Cotton Canvas Tarp 16 oz. Per Square Yard Heavy Duty Thread Gage 10 oz before treatment, 16 oz after 100% Duck cotton canvas Silicon treated for water, mildew, and weather resistance Breathable Heavy duty brass rust resistant grommets approx. every 24 inches Double stitched sides for extra strength Custom sizes available Please note that the finished size of canvas tarps is approx. 6" 9" or 5 7% smaller than the listed