Exterior · definition
A clip or grooved-edge system securing decking from the side for a screw-free top surface. Standard with composite/PVC grooved boards.
Source: Trex — Hideaway Hidden Fasteners for Composite Decking
Where this term lands on a Columbus budget
The cost pages carry the current local ranges, and the guides explain what moves them. A published range becomes a project number only after someone looks at the site.