Noritz NR98-OD-NG 199,000 BTU Outdoor Tankless Water Heater (Natural Gas)

Noritz NR98-OD-NG 199,000 BTU Outdoor Tankless Water Heater (Natural Gas)

The Noritz NR98-OD-NG is a high-output outdoor tankless water heater designed for homes that need strong, continuous hot water without taking up interior space. With a powerful 199,000 BTU (199 MBH) burner and up to 9.8 GPM max flow (at lower temperature rise), this model is ideal for medium to large households looking for performance and reliability in an outdoor installation.

Key Features

• 199,000 BTU (199 MBH) burner for high-demand residential hot water applications.
• Up to 9.8 GPM flow rate (depending on temperature rise), capable of handling multiple showers and appliances at once.
• Outdoor installation means no venting system is required, simplifying setup and saving material cost.
• Space-saving, wall-mounted design keeps the unit outside and frees up indoor mechanical room space.
• Electronic ignition with no standing pilot, improving efficiency and safety.
• Durable exterior casing built to withstand outdoor conditions when installed per manufacturer guidelines.
• Advanced safety protections including freeze protection, flame failure detection, and overheat protection.
• Endless hot water on demand — no recovery time like traditional tank-style heaters.

Ideal Applications

• Medium to large single-family homes
• Homes with 2–4 bathrooms
• Projects where an outdoor tankless unit is preferred over venting indoors
• Garage or exterior wall installations in suitable climates

Technical Specifications

• Model: Noritz NR98-OD-NG
• Fuel Type: Natural Gas
• BTU Input: 16,000 – 199,000 BTU/hr (199 MBH)
• Maximum Flow Rate: Up to 9.8 GPM (actual flow varies with temperature rise)
• Installation: Outdoor only (no venting required)
• Ignition: Direct electronic ignition
• Water Connections: 3/4"
• Gas Connection: 3/4"
• Approximate Dimensions: ~24" H × 14" W × 9" D
• Approximate Weight: ~45–50 lbs
• UPC (GTIN):
• Residential Warranty: Typically 12-year heat exchanger, 5-year parts, 1-year labor (when installed and registered per Noritz requirements)

Why Buy From United Plumbing & Fire Supply?

• Competitive pricing on Noritz tankless water heaters
• Fast shipping and careful handling of high-value equipment
• Local pickup and job-site delivery options (where available)
• Trusted supplier for both contractors and homeowners

Always verify gas line sizing, outdoor clearance, freeze protection, and local code requirements with a licensed installer before installing this unit.