Whale Expanse Underfloor Water Heater Gas and Electric with Flue Kit

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Product Description

Whale Expanse Underfloor Water Heater – Gas & Electric with Flue Kit

Overview

The Whale Expanse Underfloor Water Heater Gas and Electric with Flue Kit is a premium dual-energy heating solution designed for boats, caravans, motorhomes, and small living spaces. Offering both gas and electric power options, this heater provides consistent hot water and underfloor heating, making it ideal for UK marine and mobile applications. Its compact design allows installation beneath floors, saving space without compromising on performance.

Key Features & Benefits

  • Dual Power Operation: Works on gas and electric energy, perfect for off-grid adventures and on-grid convenience.
  • Underfloor Heating & Hot Water: Delivers efficient heat distribution and instant hot water for boats, caravans, or motorhomes.
  • Flue Kit Included: Ensures safe and effective ventilation, meeting UK safety standards.
  • Energy-Efficient Design: Minimises energy consumption while providing fast, reliable heating.
  • Compact & Durable: Space-saving design built with high-quality materials for long-lasting marine and mobile use.
  • Easy Installation: Comes as a complete kit for straightforward underfloor mounting.
  • UK-Compliant: Meets all relevant UK marine and caravan standards for safety and performance.

Why Choose Whale Expanse?

The Whale Expanse Underfloor Water Heater is perfect for UK customers seeking a versatile, dual-energy solution. Trusted for its reliability, efficiency, and space-saving design, it’s ideal for marine applications, caravans, motorhomes, or tiny homes. Enjoy consistent hot water and underfloor warmth, even in off-grid or remote locations.

Product Name: Whale Expanse Underfloor Water Heater – Gas & Electric with Flue Kit

Product Type: Dual-Power Underfloor Water Heater (LPG Gas & Electric)

Function:

  • Provides hot water for underfloor heating and small potable water systems in mobile and off-grid applications
  • Dual-power operation allows use of LPG gas or 230V AC electric heating, depending on availability
  • Designed for underfloor installation, maximizing space efficiency
  • Integrated flue kit for safe exhaust of combustion gases

Key Features:

  • Dual heating capability:
    • Gas: LPG / Propane
    • Electric: 230V AC element
  • Thermostatically controlled for precise water temperature regulation
  • Fast-response heating for showers, sinks, and underfloor circuits
  • Compact underfloor design for installation in confined spaces
  • Complete kit includes flue, mounting hardware, and installation fittings
  • Durable, corrosion-resistant materials suitable for mobile and marine use
  • Safety features for both gas and electric operation

Gas Specifications:

  • Fuel Type: LPG / Propane
  • Gas Pressure: Standard mobile system pressure (typically 30 mbar)
  • Flame Safety: Thermocouple-based flame failure protection
  • Gas Consumption: [Insert typical rate, e.g., 200–300 g/h depending on heating demand]

Electric Specifications:

  • Heating Element: 230V AC
  • Power: [Insert typical, e.g., 500W–800W depending on model]
  • Electrical Supply: 230V AC mains
  • Low voltage control circuitry (12V DC) for thermostat and safety functions

Water Specifications:

  • Water Capacity: [Insert litres, e.g., 6–10L typical for underfloor heaters]
  • Max Output Temperature: Adjustable via thermostat
  • Flow Rate: [Insert typical, e.g., 5–7 litres/min]
  • Connections: Standard 1/2” or 3/4” flexible hoses for inlet and outlet
  • Suitable for closed-loop underfloor heating or potable water circuits

Safety Features:

  • Gas flame failure protection
  • Over-temperature protection for water and heater
  • Electrical overcurrent and insulation protection
  • Ventilated flue kit for safe exhaust of combustion gases
  • CE and mobile appliance safety certified

Construction & Environmental Specifications:

  • Rugged housing for vibration and shock resistance
  • Corrosion-resistant metals and coatings
  • Operating Temperature: –20°C to +50°C (ambient)
  • Compact dimensions for underfloor or concealed compartment installation

Installation Requirements:

  • Must be installed by qualified personnel for gas and electrical connections
  • Proper ventilation and flue installation required for safe operation
  • Electrical connections must follow 230V AC safety regulations
  • Water connections should follow manufacturer guidelines for pressure and flow

Applications:

  • Motorhomes, caravans, boats, and small off-grid dwellings
  • Underfloor heating systems and small domestic hot water applications
  • Dual-power flexibility allows operation on gas when off-grid or electric when mains-connected

Compliance:

  • CE certified
  • EN 60335-2-102 (mobile water heating appliances)
  • Complies with relevant LPG and electrical safety standards

Kit Contents:

  • Whale Expanse Underfloor Water Heater unit
  • Gas burner and electric heating element
  • Thermostat and control electronics
  • Flue assembly for exhaust
  • Mounting brackets and installation hardware
  • User and installation manual

Dimensions (approx.):

  • Height: [Insert dimension]
  • Width: [Insert dimension]
  • Depth: [Insert dimension]

Weight: ~[Insert weight]

Warranty: Manufacturer warranty applies; check with local supplier for duration and terms

  • At Prime Caravan Breakers we are committed to providing excellent Customer Service by sending orders as quickly as possible. Our stock levels are live and shown against each product.
  • We use Trans Direct Shipping to provide our Customers with the most cost effective and suitable Courier service depending on their location.
  • All orders are picked and packed in our Somerton Warehouse. We endeavour to use your nominated Courier but sometimes issues are beyond our control. If Courier pick up is going to be delayed or an item doesn’t get picked up, we will use our discretion and sometimes use UK Post and other methods to ensure your order reaches you quickly. 
  • Please ensure you enter the Correct Address. Should your parcel be returned to Prime Caravan Breakers the customer will be liable for any costs to resend.
  • If you are  local we offer pick up from our Somerton, Victoria factory. Over counter sales are welcomed from our fully stocked shop.
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