I have a lot of 3000+ HVAC Air Filters. 98% in their original box. Listed below are the sizes I have. Contact me for pricing on any size you are interested in. Also willing to sell at a heavily discounted rate if someone is interested in the whole lot or a good portion.

HVAC Air Filter Inventory
Brand Model # Dimensions qty of cases (case consists of 12)
Purolator P312 7.25x25.5x1 9
Purolator P312 7.25x31x1 1
Purolator P312 7.25x41x1 9
Purolator P312 7.25x57.5x1 4
Purolator P312 7.5x32x1 1
Purolator P312 7.5x43x1 2
Purolator P312 7.75x43.75x1 5
Purolator P312 8x28.25x1 69
Purolator P312 8x34.625x1 2
Purolator P312 8x46.625x1 25
Purolator P312 9x16x1 1
Purolator P312 9x43.5x1 11 Filters not cases
Purolator P312 9x56x1 2
Purolator P312 9.125x31x1 22
Purolator P312 9.75x46x1 2
Purolator P312 9.75x57x1 2
Purolator P312 9.75x57.5x1 4
Purolator P312 11.25x41x1 1
Purolator P312 11.75x33.5x1 13
Purolator P312 16x25x2 6
Purolator P312 7.5x43x1 4 Filters not cases
Purolator P312 9.125x31x1 4 Filters not cases
Purolator P312 7.25x25.5x1 2 Filters not cases

Purolator F312 7.5x32x1 2
Purolator F312 7.75x43x1 4
Purolator F312 7.75x56x1 4
Purolator F312 9.875x26.875x1 1


DP Max Airguard MX40 SP1-DBL 8.75x33.625x1 4
DP Max Airguard MX40 SP1-DBL 9.75x46x1 1
DP Max Airguard MX40 SP1-DBL 11.75x33.5x1 11
DP Max Airguard MX40 SP1-DBL 14.75x34.25x1 8
DP Max Airguard MX40 SP1-DBL 19.75x29x1 2


Aerostar Green Pleat 24x24x2 2 Filters not cases
Aerostar 3/4x33x1/2x1 4 cases + 3 more Filters
Aerostar 14x3/4x34x1/4x1 2 cases
Aerostar 11x3/4x33x1/2x1 1 case + 3 more filters
AAF Amercian Air Filter 229-544-211 7.25x31x1 25 Filters
AAF Amercian Air Filter 229-542-211 7.25x41x1 1 case of 40
AAF Amercian Air Filter 229-544-411 7.25x57.5x1 25 Filters
AAF Amercian Air Filter 229-544-211 8x28.25x1 72 Filters
AAF Amercian Air Filter 8x25x1 75 Filters
AAF Amercian Air Filter 229-545-411 9.75x57.75x1 20 Filters
AAF Amercian Air Filter 24 5/8 x 24 5/8 x 3/4 8 Filters
DP Airguard 14x25x2 1 case of 12
DP g13een 14x25x2 2 Filters
Flanders Pre Pleat 40 12x24x2 5 Filters
Flanders Pre Pleat M13 24x24x2 4 Filters