CRL Viper (Vision Perfect) Fiberglass Screen is made of 18 x 18 mesh and offers the maximum in insect protection, while the thin .009 diameter thread allows for increased visibility and air flow. Another benefit of the thin thread is, there is much less visible screen wire when viewed from the outside compared to standard 18 x 16 mesh.

Most shipping weights are approximate and have not been verified. If the exact weight is needed in order to determine shipping costs, and shipping costs are required in order for you to complete your order, please request this prior to submitting your order by contacting CRL Customer Service. Product images shown are of the actual product or a close representation. ColorsColours can vary depending on your computer's video card and on how your monitor's colorcolour is adjusted.