synfil home | about us | main page | search | login | shopping cart | checkout | order tracking | contact us filter faq • site faq • store policies • terms of use • privacy statement • shipping rates • links • customer feedback Categories Air Filters 1" Filters 2" Filters 4" Filters 6" Filters Custom Size Hammock Filters Honeywell Filters Air Bear & Air Cub Space Gard White Rodgers Carbon Filters Cut-to-Fit 1" Carbon 2" Carbon 4" Carbon Home > Furnace Filters > 4’’ Filter Synfil Micro Allergen MERV 11 -- 4-inch Filter Synfil’ 4" filters are for high flow HVAC units. Get more info on this item by clicking on link(s) provided under the picture. We sell this filter by 6 pack (6 filters per pack) only! Price: $14.49 Price may vary with filter size! Price is for 6 Pack (6 filters per pack) Click for more info! FREE SHIPPING on orders above $99.99! Please select the filter size: 12 x 24 x 4 - Add $71.45 16 x 20 x 4 - Add $71.45 16 x 25 x 4 - Add $83.45 18 x 24 x 4 - Add $83.45 20 x 20 x 4 - Add $78.45 20 x 24 x 4 - Add $89.45 20x 25 x 4 - Add $89.45 24 x 24 x 4 - Add $107.45 25 x 29 x 4 - Add $113.45 Pack Quantity * To email a friend information about this item, just complete the information below then click the 'Send' button. * - Denotes a required field. Your First Name * Your Last Name * Your Email Address * Friend's Email Address * © 2008 Synfil Technologies, Inc. online store | shopping cart | checkout | contact us | store policies | terms of use | privacy statement Site Design By: MultiMedia Communications, Inc. All company names, tradenames and logos shown on this site are registered trademarks of each respective company and they are used for identification purpose only. Synfil Technologies is not affiliated with any of these companies.