• Elliptic and round sizes to choose form
  • SS316 main body
  • SS316 opening frame secures the 10 mm thick lens
  • Adjustable SS316 friction hinges and locking handles
  • Hull thickness 4-20 mm, no need for plastic inner frames
  • Lens clear of obstructions inside and out for 100% clear view
  • Easy to install with sealant or closed cell tapes
  • Neoprene sealing gasket
  • Opening and fixed models