The PopUP™ revolutionizes air filtration with a design that self-assembles to drastically reduce installation time and the messiness of replacement, while maintaining a highly efficient MERV 11 air-filtration rating. When maintenance is required, just remove, collapse and dispose of the entire filter - no more separate parts (pleat combs, inner frames) needed!

For over 20 years, Aprilaire Whole-House Air Cleaners were sold under the Space-Gard brand name. A testament to their superior quality, the millions of those Space-Gard Whole-House Air Cleaners are still in service today.
Rest assured, genuine Aprilaire brand replacement parts and filtering media are the best to use for both Aprilaire and Space-Gard Whole-House Media Air Cleaners.

Trane is a division of American Standard Companies. Trane's offerings include energy efficient and environmentally responsible heating, ventilating and air conditioning (HVAC) systems, world class services, sophisticated building controls and parts support and financial solutions that add up to a rich portfolio of High Performance Building solutions.

Responding to the growing use of fuel oil for home heating, the Redner family of Detroit, MI introduced their first fuel oil filter for the home market in 1937. General Filters, while still a family-owned business, continues to lead the industry with UL-listed fuel oil filters and replacement elements designed to protect today’s advanced technology heating systems and assure your customers’ comfort and satisfaction.

Simply put, Ultravation’s goal is to apply the best that today's technology has to offer, to designing and manufacturing highly innovative products that create the healthiest indoor environments possible. Starting with advanced systems for the application of ultraviolet light to reduce airborne pathogens, mold and other allergens - Ultravation has expanded into residential whole-house indoor air quality systems, as well as equipment designed optimize air quality and HVAC efficiency in commercial and institutional/public environments.