Updated September 30, 2026 · SmartHomeCue Editorial Team
AlorairCrawlspace vs Danby
Where AlorairCrawlspace and Danby differ
| Compare |  AlorairCrawlspace |  Danby |
|---|---|---|
| Reference models | AlorAir Sentinel HD35P, AlorAir Sentinel HD55S, AlorAir Sentinel HDi100 | DAP290BAW, DAP152BAW-I, DDR060BMP2WDB |
| Clean air delivery rate (m³/h) | 195 | 492.71Higher |
| Room size (m²) | 93 to 418Higher | 371.61 |
| Quietest noise level (dB) | 50 | 25Lower |
| Extraction per day (l/day) | 35Higher | 28.4 |
| Warranty | 6 yearsHigher | 2 years |
| Markets | US | US, CACovers more |
| Price from | $343.73 | Not confirmed |
| Filter cost per year | $32.95 to $65.90 | Not confirmed |
| Filter change interval | 3 to 6 months | Not confirmed |
| Extraction test conditions | AHAM (80F, 60% RH) | Not confirmed |
| Power use (W) | Not confirmed | 250 to 420 |
Same on both: Mobile app (Yes).
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Key differences
- Danby scores higher overall: 9.2 vs 9.0.
- Clean air delivery rate (m³/h) is higher at Danby: 492.71 vs 195.
- Room size (m²) is higher at AlorairCrawlspace: 93 to 418 vs 371.61.
- Quietest noise level (dB) is lower at Danby: 25 vs 50.
- Extraction per day (l/day) is higher at AlorairCrawlspace: 35 vs 28.4.
- Warranty is higher at AlorairCrawlspace: 6 years vs 2 years.
- Support channels: only AlorairCrawlspace offers Chat, Community.
- Support channels: only Danby offers Help centre.
- Certifications: only AlorairCrawlspace offers Energy star.
- Certifications: only Danby offers Aham verifide.
Our verdict on each
AlorairCrawlspace
AlorAirCrawlspace suits US homeowners with a persistently damp crawl space who would rather buy once and leave it running than replace parts. Entry at $343.73 is high for the category, yet 6 years of warranty, 35 litres a day of extraction and coverage of 93 to 418 m² make it a focused answer to a...
Danby
Danby suits households that want purifiers, dehumidifiers and humidifiers from one Canadian maker with app control and support on email, phone and help centre. Its room coverage ranks 5 of 54 brands, while clean air delivery sits mid-field, so weigh the area figure against the airflow one.
Score breakdown
| Area | AlorairCrawlspace | Danby |
|---|---|---|
| Cost | 9.0Entry at $343.73 is high, while media at $32.95 to $65.90 and 6 years of cover soften it. | Not confirmed |
| Offer | 9.1Extraction of 35 litres a day under AHAM (80F, 60% RH) plus a mobile app cover the crawl space job. | 9.2HigherOffer score of 9.2 sits against a site entry price reference of €96.46 and a 2 year warranty. |
| Trust | 8.8energy star certification, 6 years warranty and support on email, chat and phone give a solid base. | 9.3HigherTrust score of 9.3 pairs with email, phone and help centre support, a 2 year warranty and one listed certification, aham verifide. |
Positions in our rankings
| Ranking | AlorairCrawlspace | Danby |
|---|---|---|
| Dehumidifiers | 1 of 27 | 7 of 27 |
Pick AlorairCrawlspace if, pick Danby if
Pick AlorairCrawlspace if room size (m²), extraction per day (l/day), and warranty matter most.
Pick Danby if trust, clean air delivery rate (m³/h), quietest noise level (db), and markets matter most.
If neither fits
AprilAire has warranty at 10 years, against 6 years for AlorairCrawlspace and 2 years for Danby.
AprilAire reviewWhat we checked
AlorairCrawlspace
- aloraircrawlspace.com: 17 facts, checked September 30, 2026
Danby
- danby.com: 16 facts, checked September 30, 2026
Every fact side by side
| Fact | AlorairCrawlspace | Danby |
|---|---|---|
| Products | Dehumidifier, Fan | Purifier, Dehumidifier, Humidifier |
| Filter types | Ioniser | Hepa h13, Carbon, IoniserCovers more |
| Certifications | Energy star | Aham verifide |
| Legal entity | Not confirmed | Danby Products Ltd |
| Headquarters | United States | Canada |
| Founded | Not confirmed | 1947 |
| Support channels | Email, Chat, Phone, Community | Email, Phone, Help centre |
Where each stands against the rest
| Fact | AlorairCrawlspace | Danby | Median |
|---|---|---|---|
| Price from | $343.73highest quarter | Not confirmed | $109.99 |
| Clean air delivery rate (m³/h) | 195lowest quarter | 492.71above the median | 424.925 |
| Room size (m²) | 93 to 418highest quarter | 371.61highest quarter | 124 |
| Filter cost per year | $32.95 to $65.90lowest quarter | Not confirmed | $79.60 |
| Filter change interval | 3 to 6 monthsbelow the median | Not confirmed | 12 |
| Quietest noise level (dB) | 50highest quarter | 25at the median | 25 |
Median across 65 listed brands.
Pros and cons
AlorairCrawlspace
Pros
- Running cost is easy to plan: media at $32.95 to $65.90 with changes at 3 to 6 months.
- Generous coverage of 93 to 418 m² per unit, with a mobile app for readings and settings.
- Support runs on email, chat and phone, so phone and live chat both sit behind the warranty.
Cons
- Entry at $343.73 ranks 67 of 76 brands, so the purchase carries the cost.
- Filtering is ioniser only, while much of the field offers HEPA media instead.
- Shipping covers US, so buyers in other countries source and import the unit themselves.
Danby
Pros
- One maker covers purifier, dehumidifier and humidifier work, purifier, dehumidifier and humidifier, where Clarifion sells purifiers only, purifier.
- Room coverage of 371.61 m² ranks 5 of 54 brands, well above where the same brand sits on clean air delivery.
- A mobile app is part of the package, so settings are not limited to the unit, and help is reachable on email, phone and help centre.
Cons
- Clean air delivery of 492.71 m³/h leaves the brand at 21 of 47, so a buyer chasing raw throughput for a large open space has stronger options elsewhere in the field.
- One listed certification, aham verifide, while Energy Star is the mark held by 72.7% of brands on the site, leaving a narrower shortlist for an efficiency-minded buyer.
- Sales run to US and CA, so anyone ordering from outside the US and Canada should weigh return shipping and where warranty service lands.
Who each suits
AlorairCrawlspace
Who it suits
- US homeowners with a persistently damp crawl space or underfloor void.
- Owners who think in running years rather than purchase days, given media at $32.95 to $65.90.
- Buyers who want a 6 years warranty and phone support rather than the cheapest ticket price.
Who should look elsewhere
- Households wanting a purifier or humidifier in the same range: Exquisit covers purifier, dehumidifier and humidifier.
- Buyers who want humidification alongside drying: Gavri CZ-SK covers purifier, dehumidifier and humidifier.
- Value shoppers, since entry at $343.73 ranks 67 of 76 brands, and Daewoo Electricals covers purifier, dehumidifier and fan.
Danby
Who it suits
- Households that want purifier, dehumidifier and humidifier from a single brand: purifier, dehumidifier and humidifier.
- Buyers in the US and Canada who want phone and email support: email, phone and help centre.
- Anyone who wants app control and a 2 year warranty covered in the same purchase.
Who should look elsewhere
- Buyers after the strongest clean air delivery numbers, since Danby sits at 21 of 47; Clarifion is the purifier-only alternative to weigh, purifier.
- People who want fan machines alongside air treatment: Vornado Air lists purifier, humidifier and fan for exactly that.
- Shoppers who want dehumidifier output next to purifiers in a range that also carries fans: Daewoo Electricals pairs purifier, dehumidifier and fan.
Country by country
| Country | AlorairCrawlspace | Danby |
|---|---|---|
| Canada | No | Yes |
| Mexico | No | Yes |
| United States | Yes | Yes |
Questions about each
AlorairCrawlspace
What does the AlorAirCrawlspace cost up front?+
Entry price starts at $343.73 for the base Sentinel dehumidifier, and the wider Sentinel range sits above that. That buying figure is the higher end of the category, so the outlay deserves attention before the running years are counted. Models further up the range add capacity rather than a different kind of machine.
What are the running costs once it is installed?+
The ongoing cost is the filter, listed at $32.95 to $65.90 for replacement media. Extraction is 35 litres a day under the test conditions in AHAM (80F, 60% RH), a cooler and drier setting than a crawl space in a humid season, so treat the quoted output as a ceiling. Filters come round every 3 to 6 months.
Danby
What does Danby make?+
Danby covers three kinds of machine, purifier, dehumidifier and humidifier, so a purifier can be bought alongside a dehumidifier or a humidifier from the same maker. The models listed for air purification are DAP290BAW, DAP152BAW-I, DDR060BMP2WDB. That gives you a fixed set of reference points for weighing airflow and room claims against rivals.
How does Danby price against the field?+
The offer score for Danby is 9.2, with the overall rating at 9.2. Entry prices across the site start as low as €0.89 and top out at €1,753.05, with €96.46 as the mid point buyers tend to start from. Danby competes in the lower and middle of those bands.