Category Cleaning Product Supplier Description Bio-Defenders only sells EPA Registered, safe and effective products. We are a proud master distributor of SurfaceGuard90 and Skinguard24. These products are only available through on-line purchase. The patented products are second to none. Tried and tested by some of the most prestigious company’s in the world. Email [email protected] Keywords uv air purifiers, electrostatic sprayers Hours Monday-Friday 9AM–5PM