The Protech 80900810 Lens Cover is a precision-fit replacement cover designed for all 2-meter (6.5 ft) infrared barrier towers across the Protech 3100 platform - including the MAXIRIS 3100, MIRIS 3100, SOLARIS, and PORTALIS product lines. This essential maintenance accessory protects the infrared cells from environmental exposure while maintaining optimal beam transmission at the 950nm wavelength. Engineered to withstand demanding outdoor conditions from -40°F to +158°F, the lens cover ensures uninterrupted detection performance by preventing dirt, moisture, and debris buildup on the optical surfaces. Protech recommends inspecting and cleaning lens covers at least annually with a soft, damp cloth to sustain peak system reliability. Keep your perimeter detection system operating at full capability with this genuine Protech replacement lens cover.