Gray's Precision Plumbing

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On-Demand Hot Water for Your Home

Tankless water heaters, also called on-demand or instantaneous water heaters, heat water only when you need it, eliminating the standby energy loss of a traditional tank. The result is an endless supply of hot water and significantly lower energy costs over time.

Gray's Precision Plumbing installs, services, and repairs all major brands of gas and electric tankless water heaters throughout Northeast Ohio. Whether you're upgrading from a tank unit or replacing an existing tankless system, our licensed technicians will ensure a proper, code-compliant installation that performs for decades.

Tankless Services We Provide

Tankless vs. Traditional Tank: Side-by-Side

Feature	Tankless	Traditional Tank
Hot water supply	Unlimited, on demand	Limited to tank size
Energy efficiency	Up to 40% more efficient	Standby heat loss every hour
Lifespan	20+ years with maintenance	10–15 years
Space required	Wall-mounted, compact	Large floor footprint
Upfront cost	Higher	Lower
Long-term cost	Lower (energy savings)	Higher (standby loss)

Annual Descaling: Why It Matters

Northeast Ohio's water is moderately hard, which means mineral scale (primarily calcium and magnesium) builds up inside your tankless unit's heat exchanger over time. Left untreated, scale reduces efficiency, increases energy use, and can cause the unit to fail prematurely.

We recommend annual descaling and flushing to keep your tankless unit operating at peak performance. Most manufacturers require annual maintenance to keep warranties valid. We make it easy. Just give us a call and we'll take care of it.

Brands We Install & Service

• Rinnai
• Navien
• Noritz
• Rheem / EcoSense
• Bradford White
• Bosch
• Takagi
• Stiebel Eltron (electric)

Signs Your Tankless Unit Needs Service

• Error codes displayed on the unit's panel
• Inconsistent water temperature or cold water "sandwiches"
• Unit ignites but water doesn't stay hot
• Reduced hot water flow rate
• Unit shuts off mid-shower
• It's been more than a year since the last descaling

Serving All of Northeast Ohio

Gray's Precision Plumbing provides tankless water heater installation and service across Northeast Ohio. No matter where you are in our service area, we're ready to help. Our service area includes but is not limited to:

• Elyria
• Lorain
• Avon
• Avon Lake
• North Ridgeville
• Sheffield
• Westlake
• Bay Village

Why Choose Gray's Precision Plumbing?

• Proper gas line sizing since tankless units require a larger gas supply than most tanks
• Licensed and insured with all installations meeting Ohio code and manufacturer requirements
• 25+ years of plumbing experience throughout Northeast Ohio
• Upfront pricing before any work begins
• Annual maintenance plans available to keep your unit running efficiently