Mold Prevention Products: Approved & Recommended! The key to avoiding a Mold Problem is prevention! Below are some Mold Prevention products approved and recommended by Bio Pro. BNX TruFilter14x14x1 MERV13 AC Filter. Removes Pollen, Mold, Bacteria, and Smoke. Air PurifiersHigh capacity filtration and purification units for a healthier home or office. Leak DetectorsPrevent water damage from becoming mold damage with early detection!