About Sun Brite Supply

Your Pressure Washing Parts Source in Maryland

Sun Brite Supply of Maryland has been serving pressure washing professionals since 2001. We are located at 16620 Oakmont Ave, Gaithersburg, MD 20877, in Montgomery County, Maryland. Our doors are open Monday through Friday from 7:30 AM to 4:00 PM for walk-in customers, phone orders, and equipment repairs.

We sell professional-grade pressure washing equipment, parts, accessories, and cleaning chemicals. Our online store at sunbritesupplymd.com carries over 2,700 products that ship nationwide. Local contractors in Maryland, Virginia, Washington DC, and the Mid-Atlantic region can stop by in person for same-day parts and expert advice.

What We Sell

We carry every part and accessory you need for a complete pressure washing rig. From the water inlet to the spray nozzle, we stock it all:

  • Pumps and Pump Parts from General Pump, Cat Pumps, AR (Annovi Reverberi), Comet, Giant, and UDOR. Complete pumps, seal kits, valve kits, packing, oil, and rebuild components.
  • Hoses, Fittings, and Connectors including high-pressure hoses, garden hoses, quick connects, brass fittings, stainless adapters, and swivels in every size and thread type.
  • Nozzles and Spray Equipment including MEG nozzles, rotating nozzles, spray guns, lances, wands, surface cleaners, and foam attachments.
  • Honda Engine Parts for the full GX lineup: GX120, GX160, GX200, GX240, GX270, GX340, GX390, GX630, and GX690. Carburetors, starters, filters, gaskets, seals, and more.
  • Burner Parts for hot water systems. Fuel pumps, ignitors, transformers, thermostats, electrodes, and control components from Beckett, Suntec, Allanson, Wayne, and Danfoss.
  • Cleaning Chemicals for house washing, roof cleaning, concrete cleaning, fleet washing, and soft wash applications.
  • Hose Reels from Hannay, Reelcraft, and Cox, plus replacement swivels, rollers, springs, and mounting hardware.
  • Electrical Controls including switches, thermostats, flow switches, pressure switches, relays, and safety cutoffs.
  • Valves and Unloaders including check valves, ball valves, relief valves, float valves, and unloader valves with repair kits.

We are an authorized dealer for General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and other major brands in the pressure washing industry.

Full-Service Repair Shop

Sun Brite Supply operates a full-service pressure washer repair facility at our Gaithersburg, Maryland location. Our technicians have over 50 years of combined experience working on pressure washing equipment. All repairs come with a 30-day warranty.

Our repair services include:

  • Pressure Washer Repair for hot water and cold water units from all major manufacturers including Simpson, BE, Mi-T-M, Hotsy, Landa, Alkota, Easy-Kleen, Pressure-Pro, Hydro Tek, Shark, Karcher, DeWalt, Generac, and more.
  • Pump Rebuild and Repair for General Pump, Cat Pumps, AR, Comet, Giant, UDOR, and Interpump triplex plunger pumps.
  • Small Engine Repair for Honda GX engines, Kohler, and Briggs and Stratton. Carburetor service, ignition repair, tune-ups, oil changes, and complete rebuilds. We also repair lawnmowers, trimmers, chainsaws, and other contractor equipment.
  • Hot Water Burner Service including fuel pump testing, electrode replacement, nozzle matching, thermostat testing, and complete burner tune-ups for Beckett, Suntec, Wayne, Allanson, and Danfoss systems.
  • Electrical Diagnostics for 12V and 120V pressure washer systems, switches, relays, and wiring.
  • Custom Builds including custom pressure washer trailers, skid-mounted wash systems, and rig plumbing.

We use over 68 diagnostic tools across engine, pump, and burner systems. Our digital shop management system tracks every repair, maintains customer history, and keeps you informed on job status.

Equipment Rental

Need a pressure washer for a job but do not want to buy one? We rent hot water and cold water pressure washers by the day or week. Walk in or call ahead at 301-519-9274 to check availability and reserve a unit.

Who We Serve

Our customers include professional pressure washing contractors who rely on us for daily parts supply, property maintenance companies that buy consumables in volume, commercial cleaning operators running fleet wash and facility maintenance programs, and homeowners looking for quality replacement parts with expert guidance.

We also work with people starting new pressure washing businesses. If you are building your first rig and need help picking the right pump, engine, hose, and nozzle setup, our team can walk you through the options and help you build a system that fits your target market and budget.

Expert Support

When you call Sun Brite Supply, you talk to someone who works on pressure washing equipment every day. Not a script reader. Not a chatbot. A real person who can verify fitment, suggest alternatives, and match you with the right part the first time.

Our team has over 50 years of combined experience in the pressure washing industry. We know which parts work, which ones cause problems, and which brands hold up under daily commercial use. That knowledge is free with every order.

Visit Us or Order Online

Sun Brite Supply of Maryland
16620 Oakmont Ave
Gaithersburg, MD 20877
Phone: 301-519-9274
Email: linda@sunbritesupply.com
Hours: Monday through Friday, 7:30 AM to 4:00 PM Eastern

Shop online anytime at sunbritesupplymd.com. Most orders ship the same business day when placed before 2 PM Eastern. We ship to all 50 states from our warehouse in Gaithersburg, Maryland.

Questions? Call us at 301-519-9274. We are here to help.