Royal 505RD141410 - #505RD Top Outlet Insulated Register Box, 14" X 14" - 10" Collar Size
- Material: ASTM-A653 CS Type B Galvanized Steel, G-30 Coating LFQ Chemical Treatment
- Gauge: 30GA
- Assembly: Ceiling Boot assembled with C-115 2/16" zinc coated steel rivets, has a rectangular opening with a 1" 90° outboard flange and 1/2" drywall flange. The collar is 3-3 1/2" tall roll formed 30GA steel with 1/4" roll formed beading.