Rinnai N1300i Internal Condensing Gas Water Heater (LPG & Nat Gas) | Up to 35L/Min | Energy Fuel UK

High Efficiency Internal Commercial Continuous Flow Hot Water System

The Rinnai N1300i Internal Condensing Gas Water Heater is a powerful commercial continuous flow hot water solution built for sites that require dependable, temperature-accurate hot water with excellent energy efficiency. Designed for Natural Gas or LPG, this internal wall-mounted model can deliver up to 35 litres per minute, making it ideal for hotels, care homes, sports clubs, schools, restaurants, offices, and larger domestic properties.

With advanced condensing technology, a stainless steel heat exchanger, and intelligent modulation, the N1300i helps reduce running costs while delivering endless hot water on demand.

🔥 Key Features: Rinnai N1300i Internal Condensing Gas Water Heater

• High-Performance Hot Water Output: Delivers up to 35L/min, perfect for homes, commercial kitchens, gyms, and hotels.

• Condensing Technology: Utilises advanced condensing tech to achieve greater energy efficiency and lower fuel consumption.

• Dual-Fuel Compatibility: Operates on LPG and Natural Gas, offering flexibility for various installations.

• Internal Installation: Designed for indoor mounting, saving space and providing protection from the elements.

• Compact & Efficient Design: Wall-mounted unit with built-in frost protection and user-friendly digital controls.

• Reliable & Long-Lasting: Backed by Rinnai’s reputation for durability and low maintenance.

W1300i(N)-NAT : Natural Gas Water Heater
W1300i(N)-LPG : Conversion of Nat Gas water heater required

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🏢 Ideal For

Perfect for:

• Hotels & guest houses
• Care homes
• Gyms & leisure centres
• Restaurants & catering sites
• Schools & colleges
• Offices
• Sports changing facilities
• Large homes with multiple bathrooms

⚙️ Technical Specifications

💧 Endless Hot Water On Demand

Unlike stored cylinder systems, the N1300i heats water only when needed, helping provide:

• Continuous hot water supply
• Reduced standby losses
• Accurate water temperature control (±1°C stated performance)
• Strong peak-time performance

🌿 High Efficiency & Lower Running Costs

Its condensing design captures more usable heat from exhaust gases, helping lower fuel use compared with older non-condensing systems or traditional storage setups.

🔗 Flexible Installation & Cascade Ready

The compact wall-mounted design saves plant room space. Multiple units can be linked together in cascade systems for hotels, washrooms, kitchens, and high-demand commercial applications.

🛡️ Built for Commercial Reliability

Includes:

• Stainless steel primary heat exchanger
• Low NOx advanced burner system
• Built-in diagnostics and controller
• Commercial-grade performance
• Hydrogen blend ready positioning (per manufacturer listing)

✅ Why Choose Energy Fuel UK?

• Nationwide Wholesale & Retail Supply

• Expert Technical Support

• Competitive Prices

• Fast UK & Ireland Delivery

• Trusted supplier of gas water heaters, condensing boilers, and warm air heating systems.

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“Best gas water heater UK”, “high capacity condensing water heater”, “commercial water heater LPG and natural gas”, or “35L/min Rinnai water heater for sale”.

👉 Browse more in our Gas Water Heaters Category for the full range of Rinnai water heaters, parts, and accessories.

❓ Frequently Asked Questions (FAQs)

Is this suitable for commercial use?

Yes, it is designed for commercial and high-demand hot water applications.

Can it run on LPG?

Yes. LPG versions or conversion kits are commonly supplied depending on source.

Is it installed indoors?

Yes, the N1300i is an internally mounted wall-hung model.

Can multiple units be linked together?

Yes, cascade systems are supported for larger hot water demand.

📞 Buy the Rinnai N1300i Internal Gas Water Heater Today

Get dependable commercial hot water with the Rinnai N1300i Internal Condensing Gas Water Heater.
Order now from Energy Fuel UK for fast UK delivery and expert support.