Liner Pins and Adhesive: Treat Them as One Attachment System
Install the approved adhesive coverage and mechanical fasteners together, with edges, corners, seams, and airflow-facing surfaces secured as specified.
Stop if What adhesive coverage and pin pattern does this liner system require for this duct size and velocity? Watch out Do not rely on adhesive alone when pins are required, guess pin spacing, use short pins, or leave exposed loose edges in the airstream. Check Verify liner type, thickness, and orientation Use the approved adhesive and coverage Confirm pin type, length, spacing, and washers Seal or coat exposed liner edges where required Inspect for bubbles, loose corners, and damaged facing Steps Verify liner type, thickness, and orientation Use the approved adhesive and coverage Confirm pin type, length, spacing, and washers Seal or coat exposed liner edges where required Inspect for bubbles, loose corners, and damaged facing Say this to your foreman What adhesive coverage and pin pattern does this liner system require for this duct size and velocity?
Copy this More in Insulation, Liner & Vapor Barrier