PURA UV20-2 SD Two-Stage UV System (8–10 gpm) review
By Daryna Klochko · Published · Specs checked Oct 14, 2026 · 
Scores 9/10, tied for 3rd of the 5 UV systems we track. At $729 it costs less than the category median of $829. No certifier listing was found for it. Its cartridge cost of about $143 a year is level with the $143-a-year median of the 5 UV systems with a stated cartridge cost.
A long trial: 180-day returns, the longest among the 5 UV systems
A long warranty matters: 3 years, under the 10-year category median
- Price
- $729
- Certified for
- None found
- Flow
- 10 gpm (brand)
- Cartridge life
- 3-month cartridge
- Cost per year
- $143
- Warranty
- 3 years
Certification
No certifier listing found.
The contaminants or other substances removed or reduced by this water treatment device are not necessarily in your water. Listing checked on Oct 14, 2026. What a listing means and what it doesn't
Specs and sources
Checked Oct 14, 2026 · all from softprowatersystems.comFiltration
Cartridges and install
Buying
Warranty, returns and shipping
3 years on the housing, 1 year on the electrical parts.
6 months (SoftPro satisfaction guarantee).
Warranty: 3 years on the housing, 1 year on the electrical parts. Returns: 6 months (SoftPro satisfaction guarantee). Shipping: not stated by the brand. Source: softprowatersystems.com, checked Oct 14, 2026.
Source: softprowatersystems.com, checked Oct 14, 2026.
Compared with similar UV systems
| Model | Price | Certified for | Cost per year | Warranty | Score | Where to buy |
|---|---|---|---|---|---|---|
| iSpring UVF55FS Whole-House UV (12 gpm) | $338.99 | — | $80 | 1 year with registration | 9/10 | Check price → |
| PURA UV20-2 SD Two-Stage UV System (8–10 gpm)THIS MODEL | $729 | — | $143 | 3 years | 9/10 | Check price → |
| VIQUA VH410 UV System (18 gpm) | $829 | — | $158 | 10 years | 9/10 | Check price → |
| US Water Systems Pulsar UV Disinfection System (10 gpm) | $1,179.95 | — | $111 | 10 years | 9.25/10 | Check price → |
| VIQUA PRO10 UV System (10 gpm) | $3,175 | — | $155 | 10 years | 9.25/10 | Check price → |