SunGrip Light Hanger 1-8 in White, 1 Pair Hydrotek Factory Calibrated: our meters are

Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution

Identify even the smallest pests with this microscope

Uni-Slab has the benefits of a slab with the versatility of a block

Grow-Cubes are small loose 1/2 in cubes of stonewool

Flexible length for exhaust fan blower / inline fan

SunGrip Light Hanger 1-8 in White, 1 Pair Hydrotek Factory Calibrated: our meters areSun Grip Light Hangers allow you to secure items quickly and easily. New improved design with a simple push button release. Sun Grip's patented system pulls tight, locks in place, will never break or slip and will not rust. Made with special composite material. Heat and cold resistant. 8 ft braided polypropylene rope. Carabiner clips provide a secure hold. Great for hoisting or securing reflectors, light fixtures, carbon filters and ventilation