Efficiency Meets Versatility. Switch Modes Instantly.
The Hydromat DUO is the ultimate all-in-one pressure washer and surface cleaner designed to tackle diverse jobs without swapping equipment. Use the fast and efficient surface cleaner mode for broad, flat surfaces like paving, then instantly switch to pressure washer mode for fine edges, vertical walls and tighter spaces.
One Machine. Two Professional Modes.
1. Surface Cleaner Mode
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Broad Flat Surfaces: Effortlessly clean driveways, paths, and paving.
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21″ Twin Nozzle Rotor Arm: Heavy-duty cleaning path fitted with a premium commercial rotary union for smooth, continuous rotation.
2. Pressure Washer Mode
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Vertical & Tight Spaces: Clean walls, stairs, and tight corners with ease.
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Instant Switching: Seamlessly shift from flat surface scrubbing to standard pressure washing utilizing the high-pressure hose and trigger assembly.
Compact and Easy to Transport
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Compact Fold-Up Design: Features a heavy-duty stainless steel construction with a space-saving, fold-down handle with secure locking pins.
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Boot-Friendly Portability: Quickly folds down to easily fit into a car boot or utility tray.
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Easy Two-Person Lift: Weighing just 46kg, it is highly portable for transport between locations for both trade and domestic users.
Industrial-Grade Components
The Hydromat DUO is built for use in demanding commercial environments. Every component has been selected for maximum durability and professional performance:
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Heavy-Duty Stainless Steel Chassis: Constructed from premium, high-quality 3mm stainless steel.
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Industrial Latching Equipment: Industrial quality stainless steel latching mechanisms designed for a secure, rattle-free lock and a rapid, compact fold-down and lifting points.
- Genuine Honda GX200 Engine: Delivering reliable, industry-standard 6.5 HP.
- Udor Plunger Pump: Premium, heavy-duty Italian-made plunger pump featuring a brass head, ceramic pistons, and stainless steel valves. Fully serviceable and supported with spare parts.
- Professional Rotary Union and Rotor Arm: With over 21″/540mm cleaning pass, the DUO is equipped with professional grade high pressure rotary union and rotor arm options including fully equipped Mosmatic – Swiss components.
- Sweeper Jet: The DUO is fitted with a sweeper jet at the rear of the frame to wash dirty water an slurry off the newly cleaned surface – operated on/off by ball valve tap.
- Premium Plumbing & Valving: Outfitted with high-grade high-pressure and low-pressure fittings, alongside heavy-duty commercial ball valves.
- Low Flow Inlet Shut Off: The DUO is equipped with a best-in-class pressure switch mechanism that will shut off the engine to protect your pump when inlet flow is insufficient.
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Thermal Relief Protection: Features a thermal relief protection valve to prevent pump overheating when left running in bypass for too long.
- Professional Trigger & High Pressure Hose Accessories: Supplied with a professional-grade trigger with built-in swivel and split lance assembly, together with 10M of 1/4″ high pressure hose rated to 400 bar- lightweight and easy to manage.
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Integrated Pressure Gauge: Offers real-time system monitoring so you always know your exact operating pressure.
Industrial Rotary Component Options
The HP 1712DUO is offered with two optional packages for rotary components – main rotary union and rotary arm. Each option offers its own advantages dependent on the intended use for the unit.
Mosmatic DYF Series Rotary Union
Mosmatic swivels are famous for their uncompromised Swiss engineering giving optimal performance and durability. Provides optimal durability and performance for owner operators who can better monitor the care and maintenance of their unit.
- Nickel plated brass construction
- Precision-engineered for long service life and easy maintenance
- High-performance tungsten carbide seals
- Seal failure warning – weep holes
- High quality corrosion resistant bearing system – 2 x radial and 1 x thrust bearing for smooth operation
- Rated to 4000 PSI and 2000 RPM
- Fully serviceable – Swiss engineered
Paired with Mosmatic 520mm rotary arm with 2 x 1/4 inch 25 degree #020 nozzles.
Hydromat DUO Rotary Union
This rotary pairing has been specifically developed to meet the demands of the DUO unit. The rotary unit is compact, high performance and durable. Paired with the 1″ x 540mm DUO rotary arm, provides optimal cleaning performance from the DUO. This rotary package is ideally suited to the hire market or multi-operator units, where inadvertent damage can occur to components in operation. These items are lower cost and can be easily held in stock as spares to switch out with minimal expertise required.
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Nickel Plated Brass Construction
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Quality bearing – 2 x rotary, 1 x thrust
- High performance & durable tungsten carbide seals
- Rated to 350 BAR / 5000PSI
Paired with DUO 540mm x 1″ rotary arm with 2 x 1/8 inch 25 degree #020 nozzles.













