We are professional in manufacturing Aluminum Frame 20″x24″ as following :

● Constructed with 6063T5 alloy

● Each pieces are hand-cut, welded, and sanded smooth,

● Frame O.D. :  20″x24″

● Frame I.D. :  17″x21″

● Using tube profile: 1 3/8″ x 1 3/8″

● Wall thickness:  1/16″

●Aluminum frames are also light weight 

  which has an added bonus of being easy to handle and shipping when purchasing is fairly cheap.

●Constructed with 6063T5 alloy. 

●The frames have uniform wall thickness for strength against bending when pre-stretched.

●The four corners are welded and sanded for a nice smooth watertight finish. 

●The mesh side is sandblasted or grinding tocreate excellent mesh / glue / frame adhesion. 

●The frames are completely flat and strong, so they are extremely durable and long lastin

●They will not warp and can also be stretched and re-stretched many times.