5 Best Replacement Filters for Crawl Space Dehumidifiers (November 2026)
The best crawl space dehumidifier filters include the CPLIKE MERV 13 Dehumidifier Filter 14 x for Santa Fe and Honeywell units, the Tenergy Sorbi 1000ml Air Dehumidifier w/Purifying Function for small rooms with air cleaning, and the AprilAire 5881 Washable MERV 8 Dehumidifier Filter for washable AprilAire filtration.
On this page (8 sections)
- Which crawl space dehumidifier filter fits each unit?
- 1. CPLIKE MERV 13 Dehumidifier Filter 14 x: Best for Santa Fe and Honeywell units
- 2. Tenergy Sorbi 1000ml Air Dehumidifier w/Purifying Function: Best for small rooms with air cleaning
- 3. AprilAire 5881 Washable MERV 8 Dehumidifier Filter: Best for washable AprilAire filtration
- 4. AprilAire E100W Smart Wi-Fi Whole-House Dehumidifier 100-Pint: Best for large crawl spaces needing a unit
- 5. Airthereal Zephyr AZH200 Air Purifier and Dehumidifier Combo: Best for compact spaces with quiet operation
- How do you choose a crawl space dehumidifier filter?
- What is the best crawl space dehumidifier filter for your setup?
The best crawl space dehumidifier filter for listed Santa Fe units is the CPLIKE MERV 13 filter. AprilAire E080 and E100 owners should choose the washable 5881 filter, while compact Tenergy and Airthereal units suit small rooms rather than a full crawl space.
A filter must match the unit before its rating matters. Check the model number, dimensions, filter type and replacement schedule, since a wrong size can block airflow and reduce efficiency.
For Santa Fe and Honeywell owners, CPLIKE lists fit for Advance90, Advance100, Advance120, Ultra98H, Ultra120H, Advance2 and Force models, plus Honeywell DR90 and DR120. Measure the old filter against the stated 14 x 17.5 x 1.75 inches before ordering.
For AprilAire owners, the 5881 fits E080 and E100 whole-house dehumidifiers and the 8192A ventilator. Its nominal size is 12 x 13.5 x 1 inch with a MERV 8 rating, and it can be washed with water and mild detergent, rinsed and reused.
MERV 13 is higher than MERV 8, and CPLIKE describes its filter as isolating pollen, fine dust and invisible particles. Choose the rating for your model, because a higher number on an incompatible filter will not help.
CPLIKE recommends replacement every 6 months, and AprilAire recommends cleaning or replacing its filter every 6 months. Set a reminder and inspect sooner if airflow seems restricted.
Compact units serve a different job. Tenergy Sorbi is rated for up to 200 sq ft and Airthereal AZH200 for up to 270 sq ft, combining dehumidification with air purification for closets, bathrooms, bedrooms or RVs.
Decide first whether you need a filter or a complete unit. A working dehumidifier with a worn filter needs a filter, while an undersized unit needs a different purchase.
If unsure, read Best Dehumidifier For Crawl Space and Do I Need a Crawl Space Dehumidifier?.
Our picks at a glance
-
1
Best for Santa Fe and Honeywell unitsCPLIKE MERV 13 Dehumidifier Filter 14 x
9.7/10 our score
See it on Amazon -
2
Best for small rooms with air cleaningTenergy Sorbi 1000ml Air Dehumidifier w/Purifying Function
9.6/10 our score
See it on Amazon -
3
Best for washable AprilAire filtrationAprilAire 5881 Washable MERV 8 Dehumidifier Filter
9.5/10 our score
See it on Amazon
- 4
Check itAprilAire E100W Smart Wi-Fi Whole-House Dehumidifier 100-Pint
Best for large crawl spaces needing a unit - 5
Check itAirthereal Zephyr AZH200 Air Purifier and Dehumidifier
Best for compact spaces with quiet operation
Which crawl space dehumidifier filter fits each unit?
The best choice depends first on compatibility. CPLIKE targets listed Santa Fe and Honeywell models, AprilAire 5881 fits specific AprilAire equipment, and the other picks are complete compact units.
Compatibility comes before rating, price or pack size. A filter must fit the slot and seal without gaps, or the unit may lose efficiency or shut down.
Compare the model list with the nameplate and measure the old filter before buying.
Filtration type is next. CPLIKE uses MERV 13, AprilAire 5881 uses washable MERV 8, and Tenergy and Airthereal are complete units with HEPA filtration.
The right pick depends on whether you own a compatible system or need a ready to use unit.
Moisture capacity also separates them. Compact units are rated for up to 200 sq ft and up to 270 sq ft, while a large crawl space may need much higher capacity.
Use the stated area and space conditions to guide that call.
Care needs differ too. CPLIKE is a 4-pack on a 6-month replacement schedule, and AprilAire 5881 can be washed and reused with 6-month checks.
Think about how easily you can reach the unit before choosing.
Our score weighs specs, features and buyer feedback against what you're shopping for. Use the model list first, then rating and care as tiebreakers.
| Product | Best for | Filter size | Filter rating | Pack size | Our score |
|---|---|---|---|---|---|
| CPLIKE MERV 13 Dehumidifier Filter 14 x | Santa Fe and Honeywell units | 14 x 17.5 x 1.75 in | MERV 13 | 4 filters | 9.7 |
| Tenergy Sorbi 1000ml Air Dehumidifier w/Purifying Function | small rooms with air cleaning | 9.6 | |||
| AprilAire 5881 Washable MERV 8 Dehumidifier Filter | washable AprilAire filtration | 12 x 13.5 x 1 in nominal | MERV 8 | 1 filter | 9.5 |
| AprilAire E100W Smart Wi-Fi Whole-House Dehumidifier 100-Pint | large crawl spaces needing a unit | 9.4 | |||
| Airthereal Zephyr AZH200 Air Purifier and Dehumidifier | compact spaces with quiet operation | 8.8 |
1. CPLIKE MERV 13 Dehumidifier Filter 14 x: Best for Santa Fe and Honeywell units
CPLIKE MERV 13 Dehumidifier Filter 14 x: Best for Santa Fe and Honeywell units
- MERV 13 filtration
- 14 x 17.5 x 1.75 in
- Compatible with listed Santa Fe and Honeywell models
- 4-pack
This 4-pack fits listed Santa Fe and Honeywell dehumidifier models and uses MERV 13 filtration for pollen, fine dust and invisible particles.
Pros
- MERV 13 rating
- 4 filters in the pack
- No-tools installation
Cons
- Compatibility is limited to listed models
- Replacement is recommended every 6 months
The CPLIKE filter is the clearest replacement choice for listed Santa Fe and Honeywell dehumidifiers. It measures 14 x 17.5 x 1.75 in and is marked for Santa Fe Advance90, Advance100, Advance120, Ultra98H, Ultra120H, Advance2 and Force models, plus Honeywell DR90 and DR120 models.
Its MERV 13 rating is designed to isolate pollen, fine dust and invisible particles during dehumidification. That higher filtration rating may appeal to a crawl space owner who wants the filter to address more than larger dust, but the fit remains the first check.
The filter uses a pleated structure with dual wire backing support. CPLIKE identifies the material as fiberglass and polyester, with beverage board construction.
The 4-pack gives you four replacement filters for a planned maintenance cycle.
CPLIKE recommends replacing the filter every 6 months. No tools are required for installation, but you should still turn the dehumidifier off before removing the old filter and confirm the airflow direction if your unit specifies one.
Choose this filter when your model matches the compatibility list and you want MERV 13 filtration. It is not a universal crawl space filter.
2. Tenergy Sorbi 1000ml Air Dehumidifier w/Purifying Function: Best for small rooms with air cleaning
Tenergy Sorbi 1000ml Air Dehumidifier w/Purifying Function: Best for small rooms with air cleaning
- 1,000 ml tank
- True HEPA filter
- 750 ml/day dehumidification capacity under stated conditions
- Up to 200 sq ft
The Sorbi combines a small dehumidifier with a True HEPA filter, making it a fit for compact rooms, closets and bathrooms rather than a large crawl space.
Pros
- True HEPA filter
- Auto shutoff
- 35 to 42 dB operating range
Cons
- Not sized for a large crawl space
- Filter replacement is recommended every 6 months
The Tenergy Sorbi is a compact dehumidifier with a built-in True HEPA filter. It fits a small bathroom, closet, basement room or office better than a full crawl space.
It is rated for spaces up to 200 sq ft and has a removable 1,000 ml water tank. Under stated conditions of 80% humidity and 86°F, it removes 750 ml per day.
The unit measures 7.7 x 8.5 x 12 in and weighs 6 lb. It has one speed, touch control, an LED indicator, a water level sensor and auto shutoff.
Tenergy gives an operating range of 50°F to 122°F. The True HEPA filter captures 99.97% of particulates, and Tenergy recommends Sorbi filters, replaced every 6 months or sooner.
Keep the front and top air inlets clear. Choose the Sorbi for compact moisture control and air cleaning in a small room, and compare its 200 sq ft rating with the actual area for a crawl space.
For maintenance steps, see How to Clean a Dehumidifier Filter?.
That guide is useful after you confirm the Sorbi is the right size for the room. Keep the front and top air inlets clear so the unit can draw air without strain.
Empty the 1,000 ml tank before it fills and pause use if the auto shutoff stops operation.
Replace the True HEPA filter every 6 months or sooner based on air quality and use. A clean filter supports both moisture removal and air cleaning in a small space.
Wipe dust from the exterior with a soft damp cloth after unplugging the unit. This routine fits closets, bathrooms and small offices where the Sorbi will work best.
3. AprilAire 5881 Washable MERV 8 Dehumidifier Filter: Best for washable AprilAire filtration
AprilAire 5881 Washable MERV 8 Dehumidifier Filter: Best for washable AprilAire filtration
- MERV 8 filtration
- Washable aluminum mesh and foam core
- Fits AprilAire E080 and E100
- Reversible installation
This washable filter fits AprilAire E080 and E100 whole-house dehumidifiers and the 8192A dehumidifying ventilator.
Pros
- Washable with water and mild detergent
- Reversible
- Aluminum frame
Cons
- Single-filter pack
- Fits specific AprilAire models
The AprilAire 5881 is the right replacement filter for AprilAire E080 and E100 whole-house dehumidifiers, including their listed variations, and the 8192A dehumidifying ventilator. Its nominal size is 12 x 13.5 x 1 in.
This is a washable MERV 8 filter made with aluminum mesh around a foam core inside an aluminum frame. Wash it with water and mild detergent, rinse it clean, shake off excess water and put it back into the dehumidifier.
The filter is reversible. You can install it facing either way as long as the length and width line up with the retention rails.
That makes reinsertion simpler after cleaning, but it does not remove the need to confirm the model and dimensions.
AprilAire recommends checking and cleaning or replacing the filter every 6 months, or when the Clean Filter reminder appears. The package includes one Model 5881 filter.
Choose this filter when you own a compatible AprilAire E080, E100 or 8192A unit and want a washable option. Choose the CPLIKE filter instead when your unit is one of the listed Santa Fe or Honeywell models.
AprilAire owners can also compare best honeywell dehumidifier filter replacement options when a Honeywell model is installed.
That comparison helps only if the model list matches your installed unit. AprilAire 5881 is for E080, E100 and 8192A equipment, while Honeywell models need their own listed fits.
Do not carry a rating or size across brands.
Check the old filter size and the unit nameplate before you switch brands. A washable AprilAire filter has a different care routine from a disposable replacement.
The right choice is the one that fits the slot and matches the equipment you actually own.
4. AprilAire E100W Smart Wi-Fi Whole-House Dehumidifier 100-Pint: Best for large crawl spaces needing a unit
AprilAire E100W Smart Wi-Fi Whole-House Dehumidifier 100-Pint: Best for large crawl spaces needing a unit
- 100 pints per day
- 280 CFM airflow
- Washable MERV 8 and MERV 11 filters
- Pump, drain hose and hanging kit
The E100W is a whole-house dehumidifier for basements, crawl spaces and homes, with included filtration and drainage parts.
Pros
- 100-pint capacity
- Included condensate pump
- Wi-Fi interface and app control
Cons
- 64 lb unit
- Much larger than a replacement filter
The AprilAire E100W is a complete whole-house dehumidifier, not a replacement filter. It makes sense when the existing equipment cannot control moisture across a large crawl space, basement or home.
The unit removes up to 100 pints per day and has a stated coverage figure of up to 5,500 sq ft. Its airflow capacity is 280 CFM.
The 14 x 26 x 15 in metal unit weighs 64 lb, so installation space and access matter.
The bundle includes a condensate pump, pump bracket, drain hose kit, drain tubing and hanging kit. Those parts support installations where continuous drainage or raised placement is needed.
The unit also has Wi-Fi control through the AprilAire Connect app, with Bluetooth-assisted setup.
Filtration includes a washable MERV 8 filter and a MERV 11 filter. The product information recommends washing the MERV 8 filter yearly or replacing the MERV 11 filter every 6 months.
That gives you two filtration options within the unit's maintenance plan.
Choose the E100W when the problem is insufficient moisture capacity rather than a worn filter. If your existing AprilAire E100 or E080 is working properly, the 5881 replacement filter is the more focused purchase.
5. Airthereal Zephyr AZH200 Air Purifier and Dehumidifier Combo: Best for compact spaces with quiet operation
Airthereal Zephyr AZH200 Air Purifier and Dehumidifier: Best for compact spaces with quiet operation
- 1-liter-per-day capacity
- HEPA filter
- Up to 270 sq ft
- 32 dB Sleep Mode
The AZH200 combines dehumidification and air purification for bedrooms, bathrooms, closets and RVs where a compact unit matters.
Pros
- HEPA filter
- Auto-defrost and auto shutoff
- Continuous drainage option
Cons
- Small tank
- Not intended for a large crawl space
The Airthereal Zephyr AZH200 combines a dehumidifier and air purifier for compact residential spaces. It is rated for up to 270 sq ft, with a 1-liter-per-day dehumidification capacity and a 23.7 fl oz tank.
The unit uses a HEPA filter and provides about 70 CFM of airflow. Airthereal says the filter captures particles as small as 0.3 microns.
This makes it a compact air-care option for a bedroom, bathroom, closet or RV, but its area rating is far below the coverage a large crawl space may need.
Sleep Mode operates as low as 32 dB and dims the lights. Touch controls provide access to purification, dehumidification, sleep settings and 8-hour, 12-hour and 24-hour timers.
The AZH200 has auto-defrost, full-tank auto shutoff and a removable tank. It can also use the included hose for continuous drainage.
A carry handle helps move the 7.5 x 7.5 x 14.5 in unit between rooms.
Choose this model when quiet operation and compact air cleaning matter more than large moisture capacity. It is not a replacement filter for a Santa Fe or AprilAire crawl space system.
How do you choose a crawl space dehumidifier filter?
Start with the dehumidifier's model number and the old filter's dimensions. A MERV rating cannot make up for a filter that does not fit the slot or match the equipment.
Match the filter to the dehumidifier model
CPLIKE lists specific Santa Fe and Honeywell models. AprilAire 5881 lists E080, E100 and 8192A equipment.
Use those compatibility details as a starting point, then compare the physical size with your current filter. Measure length, width and thickness, and check how the filter sits in the rails.
If the old filter has arrows or a marked airflow direction, copy that detail onto the replacement.
If your unit is Honeywell, our best honeywell dehumidifier filter replacement guide covers another set of replacement options. For other brands, compare the model number before relying on a similar-looking filter.
A similar size can still be a poor fit. The slot may need a seal, a frame or a reversible install that a lookalike part does not provide.
When in doubt, match the model list first and the dimensions second. That order protects airflow and avoids a return.
Keep the care plan in view as you choose. A washable filter needs rinsing and a check every 6 months.
A disposable filter needs a replacement on that same kind of schedule. The best fit is the filter you will actually inspect and change on time.
Compare MERV ratings with airflow needs
MERV 13 indicates stronger particle filtration than MERV 8, but the rating alone does not decide whether a filter is suitable. A crawl space dehumidifier needs the correct filter design and airflow path for its equipment.
The CPLIKE filter is MERV 13. AprilAire 5881 is MERV 8.
Both can be sensible choices when matched to the correct unit, but they are not interchangeable.
Decide between washable and disposable care
A washable filter can be rinsed and reused according to its care instructions. AprilAire 5881 is washable with water and mild detergent, while CPLIKE is a 4-pack replacement filter with a recommended 6-month replacement schedule.
Set a reminder based on the equipment's instructions and the dust level in the crawl space. Inspect the filter sooner if airflow appears restricted or the unit's service reminder turns on.
Keep air openings and drainage clear
A filter cannot solve blocked air inlets or poor drainage. Keep the unit's air path clear, and make sure condensate can leave the crawl space without backing up.
For small-room units, Tenergy says to keep the front and top air inlets unobstructed. Airthereal provides a continuous-drain option, while the AprilAire E100W bundle includes a pump and drain parts.
What is the best crawl space dehumidifier filter for your setup?
Choose CPLIKE for a listed Santa Fe or Honeywell model and MERV 13 filtration. Choose AprilAire 5881 for a compatible E080, E100 or 8192A unit when a washable MERV 8 filter fits your routine.
CPLIKE is marked for Santa Fe Advance90, Advance100, Advance120, Ultra98H, Ultra120H, Advance2 and Force models, plus Honeywell DR90 and DR120. Its size is 14 x 17.5 x 1.75 inches, it comes in a 4-pack, and replacement is recommended every 6 months.
AprilAire 5881 is washable with water and mild detergent, reversible, and built with aluminum mesh around a foam core in an aluminum frame. Its nominal size is 12 x 13.5 x 1 inch, with checks every 6 months or when the Clean Filter reminder appears.
If the equipment itself is undersized, a filter will not fix the moisture problem. Choose the AprilAire E100W for large-area capacity, Tenergy for up to 200 sq ft with True HEPA filtration, or Airthereal for up to 270 sq ft with quiet Sleep Mode.
The E100W removes up to 100 pints per day for up to 5,500 sq ft. It includes washable MERV 8 and MERV 11 filters, a condensate pump, drain hose and hanging kit, and weighs 64 lb at 14 x 26 x 15 inches.
Tenergy Sorbi has a 1,000 ml tank, True HEPA filtration and 750 ml per day capacity at 80% humidity and 86°F. It operates at 35 to 42 dB with auto shutoff, and its filter should be replaced every 6 months or sooner.
Airthereal AZH200 has a 1-liter-per-day capacity, a 23.7 fl oz tank and a HEPA filter for particles as small as 0.3 microns. Sleep Mode runs as low as 32 dB, with auto-defrost, full-tank auto shutoff and continuous drainage via the included hose.
For another brand, compare model and dimensions first. Our best midea dehumidifier filter and best frigidaire dehumidifier filter replacement guides can help that search.
Keep inlets clear and drainage open in any setup. Match the model, confirm the size and set a 6-month check.
Our top 3 picks at a glance
-
1
Best for Santa Fe and Honeywell units
CPLIKE MERV 13 Dehumidifier Filter 14 x
9.7/10 our score
See it on Amazon -
2
Best for small rooms with air cleaning
Tenergy Sorbi 1000ml Air Dehumidifier w/Purifying Function
9.6/10 our score
See it on Amazon -
3
Best for washable AprilAire filtration
AprilAire 5881 Washable MERV 8 Dehumidifier Filter
9.5/10 our score
See it on Amazon
Frequently asked questions
What is the best crawl space dehumidifier filter?
The CPLIKE MERV 13 filter is the strongest match here for listed Santa Fe and Honeywell dehumidifier models. AprilAire E080 and E100 owners should use the AprilAire 5881 washable MERV 8 filter instead.
Always match the filter dimensions and model compatibility before ordering.
How often should a crawl space dehumidifier filter be replaced?
A common schedule in this group is every 6 months. CPLIKE recommends replacement every 6 months, while AprilAire recommends checking and cleaning or replacing its filter every 6 months.
Dust levels, moisture conditions and the unit's filter reminder can change that schedule.
Can I use a MERV 13 filter in any crawl space dehumidifier?
No. MERV 13 describes filtration efficiency, not universal fit.
The CPLIKE filter is sized and marked for listed Santa Fe and Honeywell models.
Check your unit's model, filter slot and dimensions before choosing a replacement.
Are washable dehumidifier filters worth using?
A washable filter can reduce the need for frequent replacement when it fits your unit. The AprilAire 5881 uses aluminum mesh around a foam core in an aluminum frame and can be rinsed with water and mild detergent.
Match the size and model first.
Do I need a replacement filter or a new crawl space dehumidifier?
Buy a replacement filter when the dehumidifier works but its filter is dirty or due for service. Consider a new unit when you need more moisture capacity, drainage options or coverage.
The AprilAire E100W is the large-capacity unit in this group.
