All U.S. orders get free shipping, and all orders placed on workdays before 1pm EST get shipped that same day. Details here.
Not sure you‘re ordering the right part? No worries, we can send you a prepaid return label. Details here.
We manufacture all of our products and sell them to you with no middleman, so chances are you won't find lower prices anywhere around.
Not sure which part you need for your appliance? Give us a ring during working hours (Mon-Fri 9am-5pm EST), and we‘ll help you out promptly:
Arm your Aprilaire Space-Gard 2400 with the tools it needs to continue fighting off the advancing pollen, dust, and allergen armies invading your home with these replacement air filters. These high quality replacement air filters are comparable to Aprilaire 401 filters, and fit all Aprilaire Space-Gard 2400 air filters. With a high efficiency paper construction, they can trap dust, dirt, and allergens, and keep your air clean from 6 to 24 months depending on the size of your system.
Please note the following important information about this product from Think Crucial: (i) it is a generic replacement, NOT a Aprilaire® Original Equipment Manufacturer (OEM) product; (ii) because it is not a Aprilaire® OEM product, it is not covered by any Aprilaire® guarantee or warranty; (iii) use of this generic replacement may violate or void Aprilaire®'s guarantee or warranty - it is entirely your responsibility to check, and entirely your risk if you decide to use this product; (iv) we do not guarantee or warrant that this generic replacement is compatible with any product from Aprilaire® or any other provider. Please check your manufacturer's warranty with regard to the use of non-OEM parts. Think Crucial provides no warranty or guarantee with regard to the product or its compatibility with your Aprilaire® product. The Aprilaire® brand and all Aprilaire® trademarks belong to Aprilaire® or its affiliates, and are used here only to explain the compatibility features of the generic replacement product.