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Hot Water Pressure Washers

180–200°F hot-water pressure washers for grease, oil, and petroleum work that cold-water units bounce off. Restaurant hood cleaners, fleet wash operations, and food-processing maintenance run hot water for a reason.

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Original price $19,057.00 - Original price $19,057.00
Original price
$19,057.00
$19,057.00 - $19,057.00
Current price $19,057.00

Mi-T-M HS-3505-0MDK Hot Water Pressure Washer – 3500 PSI, 4.7 GPM, Diesel

Mi-T-M
In stock

HS-3505-0MDK Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes Mount the HS Series to a trailer or in the back of a truck to t...

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Original price $19,057.00 - Original price $19,057.00
Original price
$19,057.00
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Current price $19,057.00
Original price $19,990.00 - Original price $19,990.00
Original price
$19,990.00
$19,990.00 - $19,990.00
Current price $19,990.00

Mi-T-M HS-3006-0MDK Hot Water Pressure Washer – 3000 PSI, 5.6 GPM, Diesel

Mi-T-M
In stock

HS-3006-0MDK Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes Mount the HS Series to a trailer or in the back of a truck to t...

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Original price $19,990.00 - Original price $19,990.00
Original price
$19,990.00
$19,990.00 - $19,990.00
Current price $19,990.00
Original price $12,944.99 - Original price $12,944.99
Original price
$12,944.99
$12,944.99 - $12,944.99
Current price $12,944.99

Mi-T-M HS-3004-0MDK Hot Water Pressure Washer – 3000 PSI, 3.9 GPM, Kohler KD440

Mi-T-M
In stock

HS-3004-0MDK Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes Mi-T-M HS-3004-0MDK delivers commercial hot water pressure wash...

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Original price $12,944.99 - Original price $12,944.99
Original price
$12,944.99
$12,944.99 - $12,944.99
Current price $12,944.99
Original price $6,790.00 - Original price $6,790.00
Original price
$6,790.00
$6,790.00 - $6,790.00
Current price $6,790.00

Mi-T-M HSP-4004-3MGV Hot Water Pressure Washer – 4000 PSI, 3.3 GPM, Vanguard

Mi-T-M
In stock

HSP-4004-3MGV Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $6,790.00 - Original price $6,790.00
Original price
$6,790.00
$6,790.00 - $6,790.00
Current price $6,790.00
Original price $6,125.00 - Original price $6,125.00
Original price
$6,125.00
$6,125.00 - $6,125.00
Current price $6,125.00

Mi-T-M HSP-4004-3MGM Hot Water Pressure Washer – 4000 PSI, 3.3 GPM, OHV engine

Mi-T-M
In stock

HSP-4004-3MGM Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $6,125.00 - Original price $6,125.00
Original price
$6,125.00
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Current price $6,125.00
Original price $6,586.00 - Original price $6,586.00
Original price
$6,586.00
$6,586.00 - $6,586.00
Current price $6,586.00

Mi-T-M HSP-4004-3MGK Hot Water Pressure Washer – 4000 PSI, 3.3 GPM, Kohler CH440

Mi-T-M
In stock

HSP-4004-3MGK Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes Mi-T-M HSP-4004-3MGK delivers commercial hot water pressure wa...

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Original price $6,586.00 - Original price $6,586.00
Original price
$6,586.00
$6,586.00 - $6,586.00
Current price $6,586.00
Original price $6,615.00 - Original price $6,615.00
Original price
$6,615.00
$6,615.00 - $6,615.00
Current price $6,615.00

Mi-T-M HSP-4004-3MGH Hot Water Pressure Washer – 4000 PSI, 3.3 GPM, Honda

Mi-T-M
In stock

HSP-4004-3MGH Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $6,615.00 - Original price $6,615.00
Original price
$6,615.00
$6,615.00 - $6,615.00
Current price $6,615.00
Original price $6,435.00 - Original price $6,435.00
Original price
$6,435.00
$6,435.00 - $6,435.00
Current price $6,435.00

Mi-T-M HSP-3504-3MGV Hot Water Pressure Washer – 3500 PSI, 3.3 GPM, Vanguard

Mi-T-M
In stock

HSP-3504-3MGV Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $6,435.00 - Original price $6,435.00
Original price
$6,435.00
$6,435.00 - $6,435.00
Current price $6,435.00
Original price $5,880.00 - Original price $5,880.00
Original price
$5,880.00
$5,880.00 - $5,880.00
Current price $5,880.00

Mi-T-M HSP-3504-3MGM Hot Water Pressure Washer – 3500 PSI, 3.3 GPM, OHV engine

Mi-T-M
In stock

HSP-3504-3MGM Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $5,880.00 - Original price $5,880.00
Original price
$5,880.00
$5,880.00 - $5,880.00
Current price $5,880.00
Original price $6,425.00 - Original price $6,425.00
Original price
$6,425.00
$6,425.00 - $6,425.00
Current price $6,425.00

Mi-T-M HSP-3504-3MGK Hot Water Pressure Washer – 3500 PSI, 3.3 GPM, Kohler

Mi-T-M
In stock

HSP-3504-3MGK Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $6,425.00 - Original price $6,425.00
Original price
$6,425.00
$6,425.00 - $6,425.00
Current price $6,425.00
Original price $6,310.00 - Original price $6,310.00
Original price
$6,310.00
$6,310.00 - $6,310.00
Current price $6,310.00

Mi-T-M HSP-3504-3MGH Hot Water Pressure Washer – 3500 PSI, 3.3 GPM, Honda

Mi-T-M
In stock

HSP-3504-3MGH Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $6,310.00 - Original price $6,310.00
Original price
$6,310.00
$6,310.00 - $6,310.00
Current price $6,310.00
Original price $5,765.00 - Original price $5,765.00
Original price
$5,765.00
$5,765.00 - $5,765.00
Current price $5,765.00

Mi-T-M HSP-3003-3MGM Hot Water Pressure Washer – 3000 PSI, 2.9 GPM, OHV engine

Mi-T-M
In stock

HSP-3003-3MGM Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $5,765.00 - Original price $5,765.00
Original price
$5,765.00
$5,765.00 - $5,765.00
Current price $5,765.00
Original price $6,590.00 - Original price $6,590.00
Original price
$6,590.00
$6,590.00 - $6,590.00
Current price $6,590.00

Mi-T-M HSP-3003-3MGK Hot Water Pressure Washer – 3000 PSI, 2.9 GPM, Kohler

Mi-T-M
In stock

HSP-3003-3MGK Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $6,590.00 - Original price $6,590.00
Original price
$6,590.00
$6,590.00 - $6,590.00
Current price $6,590.00
Original price $5,963.00 - Original price $5,963.00
Original price
$5,963.00
$5,963.00 - $5,963.00
Current price $5,963.00

Mi-T-M HSP-3003-3MGH Hot Water Pressure Washer – 3000 PSI, 2.9 GPM, Honda

Mi-T-M
In stock

HSP-3003-3MGH Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $5,963.00 - Original price $5,963.00
Original price
$5,963.00
$5,963.00 - $5,963.00
Current price $5,963.00
Original price $4,623.00 - Original price $4,623.00
Original price
$4,623.00
$4,623.00 - $4,623.00
Current price $4,623.00

Mi-T-M HSP-2503-0MMM Hot Water Pressure Washer – 2500 PSI, 2.6 GPM, OHV engine

Mi-T-M
In stock

HSP-2503-0MMM Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $4,623.00 - Original price $4,623.00
Original price
$4,623.00
$4,623.00 - $4,623.00
Current price $4,623.00
Original price $4,860.00 - Original price $4,860.00
Original price
$4,860.00
$4,860.00 - $4,860.00
Current price $4,860.00

Mi-T-M HSP-2503-0MMK Hot Water Pressure Washer – 2500 PSI, 2.6 GPM, Kohler

Mi-T-M
In stock

HSP-2503-0MMK Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $4,860.00 - Original price $4,860.00
Original price
$4,860.00
$4,860.00 - $4,860.00
Current price $4,860.00
Original price $4,870.00 - Original price $4,870.00
Original price
$4,870.00
$4,870.00 - $4,870.00
Current price $4,870.00

Mi-T-M HSP-2503-0MMH Hot Water Pressure Washer – 2500 PSI, 2.6 GPM, Honda

Mi-T-M
In stock

HSP-2503-0MMH Hot Water Pressure Washer for Grease, Oil, and Heavy-Soil Wash Routes This pressure washer easily eliminates grease and oils from eq...

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Original price $4,870.00 - Original price $4,870.00
Original price
$4,870.00
$4,870.00 - $4,870.00
Current price $4,870.00
Original price $9,083.00 - Original price $9,083.00
Original price
$9,083.00
$9,083.00 - $9,083.00
Current price $9,083.00

Mi-T-M HS-3005-0MGV Hot Water Pressure Washer – 3000 PSI, 4.8 GPM

Mi-T-M
In stock

Mi-T-M HS-3005-0MGV Hot Water Pressure Washer – 3000 PSI, Vanguard The Mi-T-M HS-3005-0MGV delivers 3000 PSI at 4.8 GPM with a 480cc Vanguard OHV e...

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Original price $9,083.00 - Original price $9,083.00
Original price
$9,083.00
$9,083.00 - $9,083.00
Current price $9,083.00
Original price $11,325.00 - Original price $11,325.00
Original price
$11,325.00
$11,325.00 - $11,325.00
Current price $11,325.00

Mi-T-M HS-3008-1MGK Hot Water Pressure Washer – 3000 PSI, 7.8 GPM

Mi-T-M
In stock

Mi-T-M HS-3008-1MGK Hot Water Pressure Washer – 3000 PSI, 7.8 GPM The Mi-T-M HS-3008-1MGK delivers 3000 PSI at 7.8 GPM — the highest flow rate in t...

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Original price $11,325.00 - Original price $11,325.00
Original price
$11,325.00
$11,325.00 - $11,325.00
Current price $11,325.00
Original price $11,698.00
Original price $11,698.00 - Original price $11,698.00
Original price $11,698.00
Current price $10,250.00
$10,250.00 - $10,250.00
Current price $10,250.00

Mi-T-M HS-3505-1MGH Hot Water Pressure Washer – 3500 PSI, 4.7 GPM

Mi-T-M
In stock

Mi-T-M HS-3505-1MGH Hot Water Pressure Washer – 3500 PSI, Honda GX630 The Mi-T-M HS-3505-1MGH delivers 3500 PSI at 4.7 GPM with a 688cc Honda GX630...

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Original price $11,698.00
Original price $11,698.00 - Original price $11,698.00
Original price $11,698.00
Current price $10,250.00
$10,250.00 - $10,250.00
Current price $10,250.00
Save 12% Save %
Original price $9,800.00 - Original price $9,800.00
Original price
$9,800.00
$9,800.00 - $9,800.00
Current price $9,800.00

Mi-T-M HS-3505-1MGK Hot Water Pressure Washer – 3500 PSI, 4.7 GPM

Mi-T-M
In stock

Mi-T-M HS-3505-1MGK Hot Water Pressure Washer – 3500 PSI, Kohler CH640 The Mi-T-M HS-3505-1MGK delivers 3500 PSI at 4.7 GPM with a 674cc Kohler CH6...

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Original price $9,800.00 - Original price $9,800.00
Original price
$9,800.00
$9,800.00 - $9,800.00
Current price $9,800.00
Original price $9,680.00 - Original price $9,680.00
Original price
$9,680.00
$9,680.00 - $9,680.00
Current price $9,680.00

Mi-T-M HS-3505-1MGM Hot Water Pressure Washer – 3500 PSI, 4.7 GPM

Mi-T-M
In stock

Mi-T-M HS-3505-1MGM Hot Water Pressure Washer – 3500 PSI, Mi-T-M OHV The Mi-T-M HS-3505-1MGM delivers 3500 PSI at 4.7 GPM with a 670cc Mi-T-M OHV g...

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Original price $9,680.00 - Original price $9,680.00
Original price
$9,680.00
$9,680.00 - $9,680.00
Current price $9,680.00
Original price $10,465.00 - Original price $10,465.00
Original price
$10,465.00
$10,465.00 - $10,465.00
Current price $10,465.00

Mi-T-M HS-3506-1MGH Hot Water Pressure Washer – 3500 PSI, 5.6 GPM

Mi-T-M
In stock

Mi-T-M HS-3506-1MGH Hot Water Pressure Washer – 3500 PSI, Honda GX630 The Mi-T-M HS-3506-1MGH delivers 3500 PSI at 5.6 GPM, powered by a 688cc Hond...

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Original price $10,465.00 - Original price $10,465.00
Original price
$10,465.00
$10,465.00 - $10,465.00
Current price $10,465.00
Original price $10,326.00 - Original price $10,326.00
Original price
$10,326.00
$10,326.00 - $10,326.00
Current price $10,326.00

Mi-T-M HS-3506-1MGK Hot Water Pressure Washer – 3500 PSI, 5.6 GPM

Mi-T-M
In stock

Mi-T-M HS-3506-1MGK Hot Water Pressure Washer – 3500 PSI, 5.6 GPM The Mi-T-M HS-3506-1MGK delivers 3500 PSI at 5.6 GPM — the highest flow rate in t...

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Original price $10,326.00 - Original price $10,326.00
Original price
$10,326.00
$10,326.00 - $10,326.00
Current price $10,326.00

Hot Water Pressure Washers for Grease, Oil, and Petroleum Residue Removal

When Hot Water Pressure Washing Outperforms Cold Water Cleaning

Hot water pressure washers heat the water stream to 180–200°F at the nozzle, which emulsifies grease, motor oil, hydraulic fluid, and food-grade fats that cold water rebounds off no matter the PSI. Restaurant kitchen vent hoods, automotive engine bays, fleet undercarriages, grease-trap surroundings, and food processing equipment are the standard hot-water applications. Cold water washers strip the surface contaminants — dirt, dust, water-soluble dirt — but leave petroleum and lipid residue bonded to the substrate where heat is needed to break the molecular adhesion. Operators who try to compensate with detergent volume on cold cold-water units end up with chemical cost and rinse-water disposal burdens that hot water eliminates. The OSHA pressure washing safety guidelines cover scald risk, lance handling, and PPE requirements specific to heated-water units.

Mi-T-M Hot Water Models: 343,000+ BTU/hr Diesel Burners on Belt-Drive Frames

The Mi-T-M HS-series and HMT trailer line dominate the heated-water side of this catalog. The HS-3505 family delivers 3,500 PSI at 4.7 GPM on Honda GX630, Kohler CH640, or Mi-T-M 670cc OHV powerplants, with 471,800 BTU/hr diesel burners that lift inlet water to 200°F continuous output. Step up to the HS-4004 series for 4,000 PSI at 4.0 GPM with 386,400 BTU/hr burners, or the high-flow HS-3506 at 5.6 GPM and HS-3008 at 7.8 GPM for fleet wash bays where throughput matters more than top PSI. The HMT trailer-mounts (HMT-4004-0MGV with 408cc Vanguard and HMT-4004-0MGH with Honda GX390) package the same 4,000 PSI hot water output on a DOT-approved 1,000-lb trailer for mobile contractors and on-site fleet service operators who can't stage stationary equipment. Belt-drive transmission across the HS line extends pump life past the direct-drive units common in mid-tier brands.

Related: Pressure Washers · Mi-T-M Equipment · Pressure Washers for Restaurants · Pressure Washers for Fleet Maintenance

Fuel Type Selection: Diesel Burner, Propane, Natural Gas, and Electric Heat

Hot water pressure washers use diesel as the default burner fuel on commercial and industrial models because diesel delivers the 200°F+ outlet temperature continuously without the supply-pressure variability that affects propane and natural gas at peak demand. The trade-off is fuel storage and exhaust ventilation, which is why some indoor applications (food processing, healthcare facilities, parking-garage cleaning) specify propane or natural-gas burners or fully electric heated units. Burner BTU rating matters more than the engine HP for hot-water performance — a 343,000 BTU/hr burner heats water faster and recovers temperature more quickly between trigger pulls than a 250,000 BTU/hr unit on the same pump. Mi-T-M publishes burner BTU ratings on every hot-water model so the heat output is verifiable independently of the marketing copy.

Frequently Asked Questions

Why use a hot water pressure washer instead of cold?
Hot water dissolves grease, oil, and food fats that cold water only pushes around, so it cleans faster and often without chemicals. Fleet shops, food plants, and equipment yards use hot water for oil and grime that a cold unit cannot lift. For general dirt and surface washing, cold water is enough.
How hot does the water get?
Commercial hot water units heat to roughly 180 to 200°F, and steam-capable models reach around 250°F. Higher temperature breaks down oil and sanitizes surfaces. Match the temperature to the soil: grease and biofilm need heat, plain dirt does not.
What heats the water on these units?
Most hot water pressure washers use a diesel or oil-fired burner coil that heats water on demand as it passes through; some electric models use heating elements. Fired-coil units run anywhere with fuel; electric-heated units suit indoor use where combustion exhaust is not allowed.
Do hot water pressure washers cost more to run?
Yes, they add fuel for the burner and cost more upfront, but they cut cleaning time and chemical use on greasy jobs, which usually pays back in labor. For shops cleaning oil and grease daily, the time saved outweighs the fuel cost.

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