MD Central Vacuum
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on orders over $75 ⓘ
Since 1961
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Replacement Units for DuoVac Central Vacuum

  • up to 50% more suction
  • easy swap-out
  • bottom-emptying
  • filtered or bagless
Find an independent dealer in your area to learn more about the Air Master Vacuum.
Quiet Operation
  • The Air Master operates at a quiet 62 dBA level.
Micro-Filtration Options
  • The Air Master system comes with bagless filtration, however, we include a disposable bag and conversion kit with each unit.
  • The Air Master boasts a dual intake system. This means that replacing your current system is a breeze with less worry of compatibility issues.
Designed and Assembled in the USA
  • Our Air Master units are designed and assembled in the USA with quality in mind. We work hard to produce a product that will last for decades to come.
The Air Master is a compatible replacement for any make, model or year for DuoVac Central Vacuums.

Just a few of the DuoVac Units
that the Air Master replaces:

DuoVac 100
DuoVac 125
DuoVac 1300
DuoVac 1320
DuoVac 1325
DuoVac 1350
DuoVac 1404
DuoVac 1465
DuoVac 1528
DuoVac 1530
DuoVac 1600
DuoVac 1620
DuoVac 1625
DuoVac 1650
DuoVac 200
DuoVac 225
DuoVac 2414
DuoVac 2525
DuoVac 2562
DuoVac 2700
DuoVac 2720
DuoVac 2725
DuoVac 2750
DuoVac 3220
DuoVac 3230
DuoVac 3275
DuoVac 3500
DuoVac 3520
DuoVac 3525
DuoVac 4025
DuoVac 5025
DuoVac 800
DuoVac 820
DuoVac 825
DuoVac 850