The Allerair DS models have a 3 inch deep carbon filter (refillable) which allows extra dwell time to remove tobacco smoke. It also features a special tar trapping pre-filter. Second hand tobacco smoke has over 200 known toxic chemicals. The only safe and effective way of removing second hand smoke is with the Allerair DS Series. The DS VOC models use Vocarb carbon to enhance the overall chemical removal capabilities. NOTE: You can rejuvenate the carbon and increase the tobacco smoke removal capabilities of these smoke eaters with the $79.99 400 mg/hr ozone generator from Ionic Zone. (optional)

If you're looking for the best tobacco smoke removal air cleaners in the world, look no further that the DS line of air cleaners from Allerair.

Allerair 4000 DS Exec and 4000 DS Vocarb Specifications:

* 15 lbs MAC-B or Vocarb carbon filter for noxious gases and odors. 3" thick canister.
* A HEPA Micro Particulate filter to capture 95% of airborne particles (and cheaper than HEPA)
* Tar trapping pre-filter for larger particles
* Cleanable pre-filter for larger particles
* 2 anti-microbial filters to suppress bacteria
* 3 speed 400 cfm fan

* Noise: 35-55-65 dbs. (low, medium-high)
* Effective for 1200 sq. ft. @ 2 ACH, 600 sq. ft @ 4 ACH, 300 sq. ft @ 8 air changes per hour.
* Dimensions; 17.5" x 15". Weight 38 lbs.
* Power used on high: 95 watts

Replacement Filters:

Vocarb Carbon filter / Canister $199.98*
MAC-B Carbon Filter Refill $48.70*

Vocarb Carbon Filter Refill $67.50*

HEPA Micro Particulate Filter $49.98*

* Plus shipping and handling.

Allerair 5000 DS Exec and 5000 DS Vocarb Specifications:

* 22 lbs MAC-B executive or Vocarb carbon mix filter, 3" thick canister. (refillable)
* A HEPA Micro Particulate filter to capture 95% of airborne particles (and cheaper than HEPA)
* Tar trapping pre-filter for larger particles
* Cleanable pre-filter for larger particles
* 2 anti-microbial filters to suppress bacteria
* 3 speed 400 cfm fan

* Noise: 35-55-65 dbs. (low, medium-high)
* Effective for 1500 sq. ft. @ 2 ACH, 750 sq. ft @ 4 ACH, 375 sq. ft @ 8 air changes per hour.
* Dimensions; 20.5" x 15". Weight 50 lbs.
* Power used on high: 95 watts

Replacement Filters:

Tar trapping pre-filter 10-pack $99.98*
MAC-B Carbon filter / Canister $229.98*

Vocarb Carbon filter / Canister $299.98*
22 lb MAC-B Carbon Filter Refill $71.75*

22 lb Vocarb Carbon Filter Refill $99.00*

HEPA Micro Particulate Filter $59.98*

* Plus shipping and handling unless ordered with unit.

Allerair 6000 DS Exec and 6000 DS Vocarb Specifications:

* 28 lbs MAC-B executive or Vocarb carbon mix filter, 3" thick canister. (refillable)
* A HEPA Micro Particulate filter to capture 95% of airborne particles (and cheaper than HEPA)
* Tar trapping pre-filter for larger particles
* Cleanable pre-filter for larger particles
* 2 anti-microbial filters to suppress bacteria
* 3 speed 400 cfm fan

* Noise: 35-55-65 dbs. (low, medium-high)
* Effective for 1800 sq. ft. @ 2 ACH, 900 sq. ft @ 4 ACH, 450 sq. ft @ 8 air changes per hour.
* Dimensions; 13.5" x 15". Weight 56 lbs.
* Power used on high: 95 watts

Replacement Filters:

Tar trapping pre-filters 10-pack $129.98*
MAC-B Carbon filter / Canister $259.98*

Vocarb Carbon filter / Canister $299.98*
28lb MAC-B Carbon Filter Refill $91.00*

28lb Vocarb Carbon Filter Refill $126.00*

HEPA Micro Particulate Filter $69.98*

* Plus shipping and handling unless ordered with unit.