CORRECT CRAFT super air 230 2018 Owner's Manual page 178

Section 3
These instructions apply based upon model and year.
Cleat Reinforcement Option Installation Instructions
We suggest to have these cleats installed by a professional sewing
shop.
1. With cover completely installed note and mark where the cleats
fall on the cover.
2. Mark the end of the cleat base.
3. Cut 1" x 6" hole in the cover.
4. Button reinforcement onto the cut-out.
5. Sew the outside edge 5-7 stitches per inch.
- Flexible sew through plastic
- Universal black
(#3) 1" x 6" hole
NOTE: If you require additional cleat reinforcements, call
(860) 482-5509.
3-42
(#5) Outside edge
(#4) Button onto cut-out
CORC0731