Kal Glas 40-gauge vinyl window material is sold in sheets of 28 1/2 by 68 inches, and is resistant to hot weather or cold for use as window coverings. Layers of thin vinyl are compressed to a thickness of 0.40 inches and then highly polished to make it optically clear for windows. The vinyl is treated with chemicals called plasticizers to make it pliable and protect it from warping or becoming cloudy. Kal Glas vinyl is simple to install and very durable.
Plastipane is versatile and used for clear window panels in sails, awnings and tents. It's sold in sheets of 54 by 180 inches, sews like cloth, is UV resistant and remains in good condition down to a temperature of 0 degrees Fahrenheit. The thickness of .030 inches makes Plastiplane durable and visually clear. The vinyl is simple to install when double-stick tape is used to apply it to the fabric for creating the window.
X-Ply reinforced monofilm vinyl is a lightweight, clear polyester film with a black thread woven through it. The vinyl is durable and resistant to clouding or warping. It performs well when used to create a window in a sail for a boat or windsurfer sail. X-Ply-reinforced monofilm is sold by the yard in a width of 54 inches and thickness of 4 mils. Install a window in a sail by cutting the size of the X-Ply desired and applying it to the sailcloth with double-stick tape. Cut the sailcloth around the perimeter of the vinyl -- and the window is complete.
Crystal-clear 40-gauge vinyl is composed of many layers of thin vinyl pressed together to a thickness of .040 inches and sheets of 54 by 111 inches. The vinyl is highly polished to make a crystal-clear window resistant to tearing and discoloration. Make a window in an awning or tent by using a number 18 or 20 sewing machine needle, to sew the vinyl to the fabric before cutting the cloth away to expose the window.