Steel Window Kits have a heavy gauge cold rolled steel formed frame (cleaned and treated for paint endurance and adhesion), painted ANSI 61 gray. The clear window is made of .25-in. (6mm) impact-resistant polycarbonate material. They are ideal for indoor and outdoor Type 3R, 4 and 12 applicatons.

Hoffman Window Kit, Non-Metallic, Series: A80SW/A80W, 5 in H x 3 in W Window, 6.78 in H x 4.78 in W Cut Out, 7.62 in H x 5.62 in W x 0.63 in D, NEMA 3R/4X/12, Polycarbonate

• All window kits are easy to install and require a simple rectangular enclosure cut-out
• The gasket material on all windows is-resistant to oils, cutting fluids and many other liquids
• Window kits of the same size use the same interchangeable cut-out
• All required hardware is furnished, along with assembly and cut- out instructions
• The clear window of the Steel and Stainless Steel Window Kit is made of .25 in (6mm) impact-resistant polycarbonate material

• Instruction/Installation Manual https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/nVent_HOFFMAN_APWK95NFNM_Installation_Manual.pdf