Dynaliner 1/2″ Contents: (1) 32″x 54″ x 1/2″ (813mm x 1372mm x 12.7mm) Dynaliner Sheet. Total Coverage: 12 sq. ft. (1.11 m sq.) Application: A high efficiency, general purpose thermo- acoustic foam available in 1/8”, 1/4” and 1/2” thickness. Self-adhesive. Dynaliner provides high acoustic absorption and excellent thermal insulation for roof, firewall, floor, quarter panels, doors and more. 1/8″ thickness best for Under Trim (Doors) and Fiberglass Enclosures. 1/4″ and 1/2″ thickness best for Floor, Roof, Underhood, and Fiberglass Enclosures.