Alen BF15 Replacement Air Filter For Alen A350 Air Purifier
Alen HEPA air filters should be replaced with every 6 months of use to achieve maximum air filtration. With regular Alen air filter replacements, you extend the life of your air purifier, meet Alen's Lifetime Warranty Policy and ensure optimal air...

Alen Corporation BF15 Replacement Filter Kit No tools required
In order to ensure the proper functioning of your Alen A350 HEPA air purifier, the BF15 filter should be replaced anywhere from 6 to 12 months (depending on usage). This replacement BF15 HEPA filter will help maintain the efficiency of the A350?s...

Alen BF15 HEPA Replacement Filter (for A250/A350) for Air Purifier
Replacement air filter for the Alen A250 & Alen A350 air purifier. Combination pre-filter & HEPA filter makes filter changing easy. Filter Type: HEPA; Filter Life: 6 - 9 months; HEPA Filter Efficiency: = 99.97%

Alen Corporation BF15 Replacement Filter Kit Easy to install
Keep your Alen A350 air purifier functioning at maximum capacity with the BF15 filter. This replacement HEPA air filter maintains the efficiency of the A350's all-in-one filter. In addition to the HEPA filter, the BF15 uses advanced technology with...