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Tier1 Air Filters for Furnaces, Air Conditioners & Air Cleaners

Breathe easy for less with air filters from Tier1 from DiscountFilterStore.com. Tier1 is serious about healthy indoor air and is committed to ensuring that every Tier1 air filter is the highest quality aftermarket filter available. Tier1 air filters are replacement models for top brands like Filtrete, Honeywell, and Lennox but cost a fraction of the price. Made with strict quality standards, every Tier1 filter is thoroughly inspected and rigorously tested to ensure you the best possible product. Guaranteed to fit correctly and perform like the brand names, Tier1 air filters ensure clean air at a great value. Free shipping available for orders over $39.

Select your filter size

 

Value

Tier 1 MERV 6 Spun Filament Filter


Good

Tier 1 MERV 8 Pleated Filter




Better

Tier 1 MERV 11 Pleated Filter




Best

Tier 1 MERV 13 Pleated Filter




 


 
Microparticle Rating 500 600 1500 1900
 
MERV Rating 6 8 11 13
 
Cost (16x25x1) $5-6 $6-7 $8-9 $10-11
 
Life 1 months 3 months 3 months 3 months
 
Material Fiberglass Pleated Pleated Pleated
 
Dust DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
 
Pollen DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
 
Mold Spores DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
 
Lint DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
 
Pet Dander DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
 
Dust Mite Debris DFS Compare Check DFS Compare Check DFS Compare Check DFS Compare Check
 
Tobacco Smoke     DFS Compare Check DFS Compare Check
 
Smoke     DFS Compare Check DFS Compare Check
 
Smog     DFS Compare Check DFS Compare Check
 
Bacteria       DFS Compare Check
 
Viruses       DFS Compare Check
 

1009 Products found

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  1. DPFW16X25X5DLX Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

    Tier1 brand replacement for Lennox X0583 - 16 x 25 x 5 - MERV 8 (2-Pack)

    Price $47.99 List Price Price $68.99 Save 30%
    Free Shipping
  2. 20x25x4 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    20x25x4 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    Price $118.99 List Price Price $169.99 Save 30%
    Free Shipping
  3. 16x25x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    16x25x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    Price $49.99 List Price Price $78.99 Save 36%
    Free Shipping
  4. Tier1 1500 Air Filter - 16x25x4 (6-Pack)

    16x25x4 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    Price $112.99 List Price Price $161.99 Save 30%
    Free Shipping
  5. 20x25x4 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    20x25x4 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    Price $163.99 List Price Price $233.99 Save 29%
    Free Shipping
  6. 20x20x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    20x20x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    Price $58.99 List Price Price $84.99 Save 30%
    Free Shipping
  7. 20x20x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    20x20x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    Price $55.99 List Price Price $79.99 Save 30%
    Free Shipping
  8. Tier1 600 Air Filter - 20x25x4 (6-Pack)

    20x25x4 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    Price $90.99 List Price Price $129.99 Save 30%
    Free Shipping
  9. 16x25x4 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    16x25x4 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    Price $138.99 List Price Price $198.99 Save 30%
    Free Shipping
  10. 16x20x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    16x20x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    Price $42.99 List Price Price $68.99 Save 37%
    Free Shipping
  11. Tier1 600 Air Filter - 16x25x4 (6-Pack)

    16x25x4 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    Price $95.99 List Price Price $136.99 Save 29%
    Free Shipping
  12. 20x25x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    20x25x1 Merv 8 Universal Air Filter By Tier1 (6-Pack)

    Price $62.99 List Price Price $89.99 Save 30%
    Free Shipping

1009 Products found

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Shopping Options
Brand
  1. Honeywell 1 item
  2. Tier1 1007 item
Primary Filter Media
  1. Pleated Fabric 1007 item
Price
  1. $0.00 - $99.99 713 item
  2. $100.00 - $199.99 249 item
  3. $200.00 - $299.99 42 item
  4. $300.00 and above 5 item
Advertised Size (in)
  1. 27 x 24 x 5 1 item
  2. 10 x 10 x 1 3 item
  3. 10 x 10 x 2 2 item
  4. 10 x 10 x 4 3 item
  5. 10 x 14 x 1 1 item
  6. 10 x 14 x 2 2 item
  7. 10 x 14 x 4 1 item
  8. 10 x 16 x 1 3 item
  9. 10 x 16 x 2 3 item
  10. 10 x 16 x 4 2 item
  11. 10 x 18 x 1 1 item
  12. 10 x 18 x 2 3 item
  13. 10 x 18 x 4 3 item
  14. 10 x 20 x 1 2 item
  15. 10 x 20 x 2 3 item
  16. 10 x 20 x 4 3 item
  17. 10 x 24 x 1 3 item
  18. 10 x 24 x 2 3 item
  19. 10 x 24 x 4 3 item
  20. 12 x 12 x 1 2 item
  21. 12 x 12 x 2 3 item
  22. 12 x 12 x 4 3 item
  23. 12 x 16 x 1 3 item
  24. 12 x 16 x 2 1 item
  25. 12 x 16 x 4 3 item
  26. 12 x 18 x 1 3 item
  27. 12 x 18 x 2 3 item
  28. 12 x 18 x 4 3 item
  29. 12 x 20 x 1 2 item
  30. 12 x 20 x 2 3 item
  31. 12 x 20 x 4 3 item
  32. 12 x 24 x 1 2 item
  33. 12 x 24 x 2 3 item
  34. 12 x 24 x 4 3 item
  35. 12 x 30 x 1 1 item
  36. 12 x 30 x 2 3 item
  37. 12 x 30 x 4 3 item
  38. 12 x 36 x 1 1 item
  39. 12 x 36 x 2 3 item
  40. 12 x 36 x 4 3 item
  41. 12-1/2 x 24-1/2 x 1 2 item
  42. 12-1/2 x 24-1/2 x 2 3 item
  43. 12-1/2 x 24-1/2 x 4 3 item
  44. 12-1/8 x 15 x 1 3 item
  45. 12-1/8 x 15 x 2 3 item
  46. 12-1/8 x 15 x 4 3 item
  47. 13 x 21-1/2 x 1 1 item
  48. 13 x 21-1/2 x 2 3 item
  49. 13 x 21-1/2 x 4 3 item
  50. 14 x 14 x 1 2 item
  51. 14 x 14 x 2 3 item
  52. 14 x 14 x 4 3 item
  53. 14 x 16 x 1 2 item
  54. 14 x 16 x 2 3 item
  55. 14 x 16 x 4 2 item
  56. 14 x 18 x 1 2 item
  57. 14 x 18 x 4 3 item
  58. 14 x 20 x 1 2 item
  59. 14 x 20 x 2 3 item
  60. 14 x 20 x 4 3 item
  61. 14 x 22 x 1 3 item
  62. 14 x 22 x 2 3 item
  63. 14 x 22 x 4 3 item
  64. 14 x 24 x 1 1 item
  65. 14 x 24 x 2 3 item
  66. 14 x 24 x 4 3 item
  67. 14 x 25 x 1 1 item
  68. 14 x 25 x 2 2 item
  69. 14 x 25 x 4 3 item
  70. 14 x 30 x 1 2 item
  71. 14 x 30 x 2 3 item
  72. 14 x 30 x 4 3 item
  73. 14 x 36 x 1 2 item
  74. 14 x 36 x 2 3 item
  75. 14 x 36 x 4 3 item
  76. 15 x 20 x 1 1 item
  77. 15 x 20 x 2 3 item
  78. 15 x 20 x 4 3 item
  79. 15 x 25 x 2 3 item
  80. 15 x 25 x 4 3 item
  81. 15 x 30 x 1 3 item
  82. 15 x 30 x 2 3 item
  83. 15 x 30 x 4 3 item
  84. 15 x 36 x 1 3 item
  85. 15 x 36 x 2 3 item
  86. 15 x 36 x 4 3 item
  87. 16 x 16 x 1 2 item
  88. 16 x 16 x 2 3 item
  89. 16 x 16 x 4 3 item
  90. 16 x 18 x 1 3 item
  91. 16 x 18 x 2 3 item
  92. 16 x 18 x 4 3 item
  93. 16 x 20 x 1 1 item
  94. 16 x 20 x 2 2 item
  95. 16 x 20 x 4 3 item
  96. 16 x 20 x 4-1/4 18 item
  97. 16 x 20 x 5 6 item
  98. 16 x 21 x 1 2 item
  99. 16 x 21 x 2 3 item
  100. 16 x 21 x 4 3 item
  101. 16 x 21 x 5 11 item
  102. 16 x 22 x 1 1 item
  103. 16 x 22 x 2 2 item
  104. 16 x 22 x 4 2 item
  105. 16 x 24 x 1 2 item
  106. 16 x 24 x 2 3 item
  107. 16 x 24 x 4 3 item
  108. 16 x 25 x 1 1 item
  109. 16 x 25 x 2 2 item
  110. 16 x 25 x 3 17 item
  111. 16 x 25 x 4 3 item
  112. 16 x 25 x 5 78 item
  113. 16 x 26 x 5 16 item
  114. 16 x 28 x 6 8 item
  115. 16 x 30 x 1 3 item
  116. 16 x 30 x 2 1 item
  117. 16 x 30 x 4 3 item
  118. 16 x 32 x 1 3 item
  119. 16 x 32 x 2 3 item
  120. 16 x 32 x 4 3 item
  121. 16 x 36 x 1 2 item
  122. 16 x 36 x 2 3 item
  123. 16 x 36 x 4 3 item
  124. 16-1/2 x 21-1/2 x 1 2 item
  125. 16-1/2 x 21-1/2 x 2 3 item
  126. 16-1/2 x 21-1/2 x 4 3 item
  127. 16-1/2 x 21-5/8 x 1 2 item
  128. 16-1/2 x 21-5/8 x 2 3 item
  129. 16-1/2 x 21-5/8 x 4 3 item
  130. 16-1/4 x 21-1/2 x 1 1 item
  131. 16-1/4 x 21-1/2 x 2 3 item
  132. 16-1/4 x 21-1/2 x 4 3 item
  133. 16-3/8 x 21-1/2 x 1 2 item
  134. 16-3/8 x 21-1/2 x 2 3 item
  135. 16-3/8 x 21-1/2 x 4 3 item
  136. 17 x 22 x 1 3 item
  137. 17 x 22 x 2 3 item
  138. 17 x 22 x 4 3 item
  139. 17 1/5 x 26 2/10 x 5 1 item
  140. 17-1/2 x 27 x 5 2 item
  141. 18 x 18 x 1 2 item
  142. 18 x 18 x 2 3 item
  143. 18 x 18 x 4 3 item
  144. 18 x 20 x 1 1 item
  145. 18 x 20 x 2 3 item
  146. 18 x 20 x 4 3 item
  147. 18 x 22 x 1 3 item
  148. 18 x 22 x 2 3 item
  149. 18 x 22 x 4 3 item
  150. 18 x 24 x 1 1 item
  151. 18 x 24 x 2 3 item
  152. 18 x 24 x 4 3 item
  153. 18 x 25 x 1 2 item
  154. 18 x 25 x 2 3 item
  155. 18 x 25 x 4 3 item
  156. 18 x 30 x 1 1 item
  157. 18 x 30 x 2 3 item
  158. 18 x 30 x 4 3 item
  159. 18 x 36 x 1 2 item
  160. 18 x 36 x 2 3 item
  161. 18 x 36 x 4 3 item
  162. 19 x 20 x 4-1/4 18 item
  163. 20 x 20 x 1 2 item
  164. 20 x 20 x 2 3 item
  165. 20 x 20 x 4 3 item
  166. 20 x 20 x 5 42 item
  167. 20 x 21 x 1 1 item
  168. 20 x 21 x 2 3 item
  169. 20 x 21 x 4 3 item
  170. 20 x 21 x 5 11 item
  171. 20 x 21-1/2 x 1 4 item
  172. 20 x 21-1/2 x 2 6 item
  173. 20 x 21-1/2 x 4 6 item
  174. 20 x 22 x 1 1 item
  175. 20 x 22 x 2 3 item
  176. 20 x 22 x 4 3 item
  177. 20 x 22-1/4 x 1 2 item
  178. 20 x 22-1/4 x 2 3 item
  179. 20 x 22-1/4 x 4 3 item
  180. 20 x 23 x 1 1 item
  181. 20 x 23 x 2 3 item
  182. 20 x 23 x 4 3 item
  183. 20 x 24 x 1 2 item
  184. 20 x 24 x 2 3 item
  185. 20 x 24 x 4 3 item
  186. 20 x 25 x 1 2 item
  187. 20 x 25 x 2 3 item
  188. 20 x 25 x 4 4 item
  189. 20 x 25 x 5 74 item
  190. 20 x 25 x 6 9 item
  191. 20 x 25-1/4 x 3-1/2 2 item
  192. 20 x 26 x 5 18 item
  193. 20 x 30 x 1 1 item
  194. 20 x 30 x 2 2 item
  195. 20 x 30 x 4 3 item
  196. 20 x 32 x 1 3 item
  197. 20 x 32 x 2 3 item
  198. 20 x 32 x 4 3 item
  199. 20 x 34 x 1 3 item
  200. 20 x 34 x 2 3 item
  201. 20 x 34 x 4 3 item
  202. 20 x 36 x 2 2 item
  203. 20 x 36 x 4 3 item
  204. 21 x 21 x 1 2 item
  205. 21 x 21 x 2 2 item
  206. 21 x 21 x 4 3 item
  207. 21 x 23 x 1 1 item
  208. 21 x 23 x 2 3 item
  209. 21 x 23 x 4 3 item
  210. 21 x 23-1/2 x 5 3 item
  211. 21 x 26 x 5 3 item
  212. 21 x 27 x 5 3 item
  213. 21-1/2 x 21-1/2 x 1 3 item
  214. 21-1/2 x 21-1/2 x 2 3 item
  215. 21-1/2 x 21-1/2 x 4 3 item
  216. 21-1/2 x 23-1/2 x 1 2 item
  217. 21-1/2 x 23-1/2 x 2 3 item
  218. 21-1/2 x 23-1/2 x 4 3 item
  219. 21-1/2 x 23-3/8 x 1 2 item
  220. 21-1/2 x 23-3/8 x 2 3 item
  221. 21-1/2 x 23-3/8 x 4 3 item
  222. 21-1/4 x 21-1/4 x 1 3 item
  223. 21-1/4 x 21-1/4 x 2 3 item
  224. 21-1/4 x 21-1/4 x 4 3 item
  225. 21-1/4 x 23-1/4 x 1 3 item
  226. 21-1/4 x 23-1/4 x 2 3 item
  227. 21-1/4 x 23-1/4 x 4 3 item
  228. 22 x 22 x 1 2 item
  229. 22 x 22 x 2 3 item
  230. 22 x 22 x 4 3 item
  231. 22 x 24 x 1 3 item
  232. 22 x 24 x 2 3 item
  233. 22 x 24 x 4 3 item
  234. 22 x 26 x 1 3 item
  235. 22 x 26 x 2 3 item
  236. 22 x 26 x 4 3 item
  237. 22 x 28 x 1 2 item
  238. 22 x 28 x 2 3 item
  239. 22 x 28 x 4 3 item
  240. 22 x 36 x 1 3 item
  241. 22 x 36 x 2 3 item
  242. 22 x 36 x 4 3 item
  243. 24 x 24 x 1 2 item
  244. 24 x 24 x 2 3 item
  245. 24 x 24 x 4 3 item
  246. 24 x 25 x 1 3 item
  247. 24 x 25 x 2 3 item
  248. 24 x 25 x 4 3 item
  249. 24 x 25 x 5 19 item
  250. 24 x 28 x 1 2 item
  251. 24 x 28 x 2 3 item
  252. 24 x 28 x 4 3 item
  253. 24 x 30 x 1 1 item
  254. 24 x 30 x 2 3 item
  255. 24 x 30 x 4 3 item
  256. 24 x 36 x 1 2 item
  257. 24 x 36 x 2 3 item
  258. 24 x 36 x 4 3 item
  259. 25 x 25 x 2 3 item
  260. 25 x 25 x 4 3 item
  261. 30 x 30 x 1 2 item
  262. 30 x 30 x 2 3 item
  263. 30 x 30 x 4 3 item
  264. 30 x 36 x 1 3 item
  265. 30 x 36 x 2 3 item
  266. 30 x 36 x 4 3 item
MERV Rating
  1. MERV:8 354 item
  2. MERV:11 337 item
  3. MERV:13 316 item
Filter Life (months)
  1. 3 months 648 item
  2. 6 months 360 item
  3. 18 months 647 item