Authorized Filtrete Internet Dealer We stock every Filtrete size available from 3M. SPECIAL! Only $1.00 shipping for each internet order. (within the Continental USA) - Comparison Chart For All of Our Residential Filters Filtrete™ Advanced Allergen Pleated Furnace Air Filter $18.61 Filtrete™ Ultra Allergen Pleated Furnace Air Filter (MERV 11) $15.62 Filtrete™ Micro Allergen 1000 Pleated Furnace Air Filter (MERV 11) $11.43 Filtrete™ Dust and Pollen 600 Pleated Furnace Air Filter (MERV 8) $7.57 Filtrete 1550 Allergen Reduction 4" Ducted Filters $35.99 Filtrete™ Room Air Purifiers Regular price: $159.95 Sale price: $149.95 Filtrete™ Hammock Filter (30" x 60") $14.08 Filtrete™ Room Air Conditioner Filter (15" x 24") $5.82 Filtrete Commercial Mid Performance Mini-Pleat Filter $20.21 Filtrete Commercial High Performance Mini-Pleat Filter $45.02 Filtrete Commercial High Performance Mini-Pleat Filter with Gaskets $59.18 Download File: 3M Healthy Home Brochure (447 k pdf) Download File: 3M Filtration Brochure (658 k pdf) Download File: 3M Healthy Home For Kids Brochure (137 k pdf) Download File: 3M Remodeling Brochure (381 k pdf) Filtera puts the "A" in filter! Call Filtera Toll-Free: (888) 933-0100 Monday - Friday 8:30 am to 5:00 pm central time