SIMPSON Universal 15-Inch Pressure Washer Surface Cleaner 80299
15 in · 1,500–3,700 PSI · 1/4 in QC.
The SIMPSON 80299 is a 15 in cold-water surface cleaner for flat surfaces like driveways and patios. SIMPSON lists a range of 1,500 PSI (recommended minimum) to 3,700 PSI, with a 1/4 in quick connect inlet.
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Specifications at a glance
| Brand | SIMPSON |
|---|---|
| Model | 80299 |
| Cleaning path | 15 in |
| Pressure range | 1,500 PSI (recommended minimum) to 3,700 PSI |
| Flow | 1.8 GPM (listed; not stated as min or max) |
| Max temperature | 140°F (cold water only) |
| Inlet | 1/4 in quick connect |
| Nozzles | Two rotating stainless steel jets |
| Warranty | 90-day limited accessory |
From SIMPSON’s product information. Fields SIMPSON doesn’t state are left out or marked “Verify”.
What to know about the 80299
Who it suits
The 1,500 PSI minimum and 1.8 GPM figure put it within reach of smaller machines. Check your rating with the surface cleaner size calculator.
Connection
1/4 in quick connect - the same plug as standard nozzles.
Key features (from SIMPSON)
- 15 in cleaning path with two rotating jets
- Stainless steel nozzles
- Works from 1,500 PSI (recommended minimum) to 3,700 PSI
- 1/4 in quick-connect inlet
Works with (by connection type)
Matched on the connection and rating data on this site. Always check the exact fitting before ordering.
Wands with a 1/4 in quick-connect end
Is it right for you?
| Good choice if | your washer is within SIMPSON's range: 1,500 PSI (recommended minimum) to 3,700 PSI |
|---|---|
| Look elsewhere if | you run a hot-water machine - it is rated for cold water only |
| Look elsewhere if | your washer is below the minimum pressure or flow - cleaning will be slow and streaky |
Questions about the 80299
Can I use the SIMPSON 80299 with a hot-water pressure washer?
No - SIMPSON rates it for cold water only (up to 140°F).
Will the 80299 work with my pressure washer?
SIMPSON lists a pressure range of 1,500 PSI (recommended minimum) to 3,700 PSI and flow of 1.8 GPM (listed; not stated as min or max). It connects with a 1/4 in quick connect plug. Compare those figures with your washer's rating, or use the surface cleaner size calculator.
Which nozzles does the 80299 use?
It has two rotating jets with stainless steel nozzles; SIMPSON doesn't list the nozzle size on the product page.
What to check before buying
Source and editorial status
Manufacturer reference: SIMPSON product information ↗. Specifications checked 1 November 2026. We have not tested this product.