These are built very heavy as you would expect on oceangoing vessels.
Comes with heavy rubber seals and ready for 8 bolts (1/2" diameter) if desired (not included), through the 3/16 inch solid brass casing.
Highly polished front rim and latches. Surrounding housing has a complimentary rougher finish.
Heavy duty tempered glass, which is also replaceable easily if desired, by engineered, waterproofed, threaded rim. The backsides are not flush, rather having a slight projection to receive
the opening in your project. These are also used worldwide for windows on houses and front doors, coverings for safes and many other creative ways.
Measurements
- 11-1/2" model: Overall diameter 11-5/8". Glass 7-4/5" diameter. Weight approximately 9.2 lbs. Height: 1-1/3" except taller at clamps (3").
- 14-1/2" model:Overall diameter 14-1/5". Glass 9-5/8" is diameter. Weight: 17.8 lbs. Height: 1-1/2" except taller at clamps (4").
- 16" model: Overall diameter 16-1/5". Cover over glass: 13", Glass diameter: 11-1/2". Side margins: 1-1/2", Height: 1-5/8" except taller at clamps (4.5"). Weight approximately 21.6 lbs. If you are framing to prep these; frame in 13-3/4" on center to catch 4 of the bolt holes on the vertical.
- 21" model: Overall diameter 20-3/8". Glass 15-1/8" diameter. Weight is 32 lbs. Height: 1-5/8" except taller at clamps (5"). If you are framing to prep these 21" models; they are flush across the backside and frame in 17-1/2" on center to catch 4 of the bolt holes on the vertical.