Water Heating & Filtration in Northern Virginia

No hot water this morning? Hard water ruining your fixtures? We repair, replace, and install tank and tankless water heaters — plus whole-home filtration, softeners, and reverse osmosis systems.

Call (703) 508-3088

Hot Water Is Invisible Until It's Gone

You don't think about your water heater. Not when you're taking a shower, not when you're running the dishwasher, not when you're washing your hands on a cold morning. You think about it the moment it stops working — standing in a freezing shower at 6 a.m., realizing today is going to be a different kind of day. We'll come out, diagnose what's going on, and give you a clear plan. If it's a repair, we handle it on the spot. If it's a replacement, we'll walk you through your options, order the right unit for your home, and get it installed as quickly as possible.

If you're weighing a tankless system, we'll give you a straight answer about whether it makes sense for your household. Tankless works beautifully in the right setup. In the wrong one, it's an expensive disappointment. We'll look at your home's gas line capacity, your hot water demand, and your budget — then tell you what we'd actually do if it were our house.

Northern Virginia water is safe to drink but it's hard. That hardness builds scale inside your pipes, your water heater, your dishwasher, your coffee maker. A whole-house softener or filtration system isn't a luxury — it's maintenance. It extends the life of every appliance and fixture water touches. We test your water, explain what's in it, and let you decide what level of treatment makes sense.

We'll tell you honestly whether a repair makes sense or if it's time for a new unit — and we'll explain exactly why.

Rinnai tankless water heater installation completed by Pioneer Plumbers in Northern Virginia basement

Rinnai tankless water heater installation

Clean tankless installation - endless hot water in minimal space

Halo whole house water filtration system installed by Pioneer Plumbers in Northern Virginia basement

whole house water filtration and conditioning system installation

Clean water throughout your home with professional Halo filtration installation

Pioneer Plumbers technician servicing tankless water heater in Northern Virginia basement utility room

tankless water heater maintenance and repair

Professional tankless water heater service - keeping your system running efficiently

Water Heaters

Water Heater Repair

Diagnose and repair malfunctioning water heaters.

Water Heater Replacement

Remove existing water heater and install a new unit.

Water Heater Installation

Install a new water heater system.

Water Heater Maintenance

Perform inspection and routine maintenance.

Water Heater Flushing

Flush sediment from tank water heater.

Water Heater Leak Repair

Repair leaking fittings, valves, or tank connections.

Tankless Water Heaters

Tankless Water Heater Installation

Install tankless on-demand water heater.

Tankless Water Heater Repair

Repair malfunctioning tankless water heater.

Tankless Water Heater Replacement

Replace an existing tankless water heater unit.

Tankless Water Heater Maintenance

Routine maintenance and inspection.

Tankless Water Heater Flush Service

Flush tankless system to remove scale.

Tankless Water Heater Error Code Diagnosis

Diagnose system errors.

Water Treatment

Whole House Water Filter Installation

Install filtration system treating water entering entire home.

Whole House Water Filter Replacement

Replace existing whole-home water filtration system.

Under Sink Water Filter Installation

Install under-sink filtration system.

Under Sink Water Filter Replacement

Replace under sink filtration system.

Reverse Osmosis System Installation

Install RO purification system.

Reverse Osmosis System Repair

Repair leaks or filtration problems in RO systems.

Google Reviews

What Northern Virginia Homeowners Say

5.0

Based on 118 reviews

This is my second time using Pioneer Plumbers and I’m so glad I found them! Fast service and incredibly friendly help. Don’t hesitate to hire them!

Jennifer Croswell

in the last week

Max was awesome, quick, and very professional in jumping on a hose bib replacement. Would recommend his services!

Kyle Winslow

in the last week

Had a great experience —professional, punctual, and easy to work with from start to finish. They quickly identified the issue, explained everything clearly, and completed the job efficiently with high-quality work. Pricing was fair with no surprises, and they even cleaned up afterward. Highly recommend for anyone looking for reliable and trustworthy service.

Chris T

a week ago

Called Pioneer Plumbing for estimate to replace water heater. Estimate reasonable and got booked for the next day. Ryan, our technician called to let me know he was on the way and did an excellent job installing the water heater keeping me updated on his progress. Will definitely use Pioneer Plumbing again.

Donna Green

2 weeks ago

No Hot Water? We Can Help Today.

We repair and replace water heaters same-day when possible. Tell us what's going on and we'll take it from there.

or call (703) 508-3088