Filters Fast Logo Header
Free Shipping on orders over $75 | FREE 365-DAY RETURNS

Product Availability

Please provide your e-mail address below to receive a notification when this product becomes available:


Thanks! We'll send you a notification when this product is available!


BestAir L115 Replacement for Lasko THF-15 Humidifier Filter


Retail: $12.99 /ea
You Save: 23%
As low as
Retail: $12.99
You Save: 23%
in stock
Ships by Tomorrow 9/17/2021
Home Filter Club

Sign up for the Home Filter Club in checkout. You choose how often you want your filter, and we take care of the rest. Home Filter Club
Purchasing for a Business?

Contact [email protected] to gain access to case quantity discounts, account management and terms! Home Business Services

The BestAir L115 is the correct replacement for the following model:

  • Lasko 1115

The BestAir L115 Humidifier Filter replacement is an equivalent version of the original Lasko THF-15 Humidifier Filter. This humidifier wick filter replacement fits the Lasko Natural Cascade Humidifier Model 1115. The BestAir L115 humidifier filter has an antimicrobial agent that prevents hard water contaminants from growing in your humidifier.

BestAir L115 Specifications:

  • Product Dimensions:7 x 8 x 1 3/4.
  • 1 Filter
  • Part Number: L115
  • Replaces Part Number:THF-15
  • Works with your Lasko 1115 humidifier

The BestAir L115 is a humidifier wick filter that helps your humidifier produce the cleanest, humidified air possible. The antimicrobial agent prevents things like mold and fungus from growing inside your humidifier, giving your Lasko humidifier the longest life possible.