Softub 2003905 / 5020 Filter – 2 Pack (2009+ 5″ Drain Cover – Snap-On)
This 2-pack includes two OEM Softub 2003905 / 5020 filters for Softubs 2009 and newer with a 5″ drain cover and snap-on filter style.
Save money and stay ready — most Softub owners keep a second filter on hand for rotation and maintenance.
✔ Best Value: Save compared to buying two individually
✔ Keep a backup ready for your next filter change
✔ Extend filter life by rotating between cleanings
⚠️ Important Fitment Notice
Fits: 2009+ Softubs with approximately 5″ drain cover
Does NOT fit:
• Pre-2009 Softubs
• Softubs with approximately 4″ drain covers (8555 filter)
Not sure? Contact us or send a photo — we’ll help confirm before you order.
- 5″ drain cover → 2003905 / 5020 (this 2-pack)
- 4″ drain cover → 8555 (older models)
Why Buy a 2-Pack?
- Replace your filter now and keep one ready for later
- Avoid placing another order in a few months
- Rotate filters to extend lifespan and improve performance
Filter Life & Performance
Each filter is designed to last approximately 6 months with proper cleaning and maintenance.
Using two filters allows you to rotate them, helping maintain water quality and extend filter life.
Proper Filter Care System
- Keep two sets of filters and rotate regularly
- Install a clean filter while the other dries
- Rinse the dirty filter with a high-pressure nozzle
- Remove debris between pleats before storing
- Allow filters to fully dry before reuse
- Once a month, soak filters in a filter cleaner solution
Specifications (Per Filter)
- Type: Snap-On
- Outer Diameter: 6″
- Length: 7½”
- Top: Closed
- Base: 5½” Open
- Filtration Area: 35 sq. ft.
- Media: 3 oz
Compatible Softub Models
- Sportster 140 (140 gallons)
- Legend 220 (220 gallons)
- Resort 300 (300 gallons)
- Portico (274 gallons)
- PoseidonX (274 gallons)
Cross Reference
Softub | 2003905 | FC9900 | P60305 | 5020 | 182888 | 60305
Need Just One Filter?
👉 Click here to purchase a single Softub 2003905 / 5020 filter
Shipping & Availability
- ✔ In stock in the USA
- ✔ Ships fast
- ✔ Carefully packaged
Frequently Asked Questions
Is this a threaded filter?
No. These are snap-on filters designed for Softubs with a 5″ drain cover.
Why buy two filters?
Rotating filters allows one to dry while the other is in use, improving lifespan and performance.
What if I’m not sure?
Send us a photo and we’ll help confirm before you order.
Also searched as: Softub 5020 filter 2 pack, Softub 2003905 filter bundle, Softub 5 inch filter set






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