February 7, 2026
Product

Baxi Assure 30 Combi

The Baxi Assure 30 Combi is a modern gas boiler designed to meet the heating and hot water needs of medium to large-sized homes. With its compact design and advanced features, it offers an efficient solution for homeowners seeking reliable and cost-effective heating systems. In this topic, we will explore the key features, benefits, and considerations of the Baxi Assure 30 Combi, providing you with the information needed to determine if it’s the right choice for your home.

Overview of the Baxi Assure 30 Combi

The Baxi Assure 30 Combi is a wall-mounted, condensing gas boiler that delivers both central heating and domestic hot water. It is part of the Baxi Assure range, known for their reliability and energy efficiency. This model is suitable for homes with 2 to 3 bedrooms and one or two bathrooms, providing ample heating and hot water capacity.

Key Specifications

  • Output Rating30kW
  • Hot Water Flow Rate12.2 liters per minute at a 35°C rise
  • Efficiency RatingErP A-rated for both heating and hot water
  • DimensionsCompact design suitable for cupboard installation
  • WeightApproximately 29.5 kg
  • Fuel TypeNatural gas
  • Warranty2-year parts and labor warranty as standard, with extended options available

Energy Efficiency and Performance

One of the standout features of the Baxi Assure 30 Combi is its high energy efficiency. With an ErP A-rating for both heating and hot water, it ensures that energy is used effectively, helping to reduce fuel bills and environmental impact. The boiler’s fully modulating operation adjusts the heat output to match the demand, preventing energy wastage and maintaining consistent comfort levels.

The 30kW output rating makes it suitable for medium to large-sized homes, providing sufficient heating and hot water for multiple bathrooms and heating zones. The hot water flow rate of 12.2 liters per minute at a 35°C rise ensures that there is an adequate supply of hot water for daily needs, including showers, baths, and taps.

Compact Design and Installation

The Baxi Assure 30 Combi boasts a compact design that allows for flexible installation options. Its dimensions make it suitable for installation in standard kitchen cupboards, saving valuable space in the home. The built-in stand-off frame facilitates easy installation and maintenance, reducing the time and effort required for setup.

Weighing approximately 29.5 kg, the boiler is lightweight enough for safe and straightforward installation. The top flue centrally positioned ensures that the flue system can be easily connected, whether it’s a horizontal or vertical flue installation.

Reliability and Build Quality

Baxi is renowned for manufacturing reliable and durable heating systems, and the Assure 30 Combi is no exception. The boiler is built with high-quality components, including corrosion-resistant brass hydraulics, ensuring longevity and consistent performance. The inclusion of a built-in drip tray protects the boiler from rain ingress, further enhancing its durability.

The boiler’s design incorporates proven Baxi component technology, which has been tested for reliability and performance. This commitment to quality provides homeowners with peace of mind, knowing that their heating system is built to last.

Smart Features and Compatibility

The Baxi Assure 30 Combi is compatible with the Baxi uSense smart thermostat, allowing homeowners to control their heating system remotely via a smartphone app. This feature enables users to adjust heating schedules, monitor energy usage, and optimize comfort levels from anywhere, providing convenience and potential energy savings.

The boiler’s fully modulating operation ensures that the heating output adjusts to match the demand, preventing energy wastage and maintaining consistent comfort levels. This intelligent operation contributes to the overall efficiency and performance of the system.

Maintenance and Support

Regular maintenance is essential to keep the Baxi Assure 30 Combi operating efficiently and to prolong its lifespan. Baxi recommends annual servicing by a Gas Safe registered engineer to ensure that the boiler continues to perform at its best.

The boiler comes with a 2-year parts and labor warranty as standard, with extended options available. This warranty provides homeowners with added assurance and support in case any issues arise during the initial years of operation.

The Baxi Assure 30 Combi is a compact, efficient, and reliable heating solution for medium to large-sized homes. Its high energy efficiency, smart features, and durable build quality make it a worthwhile investment for homeowners seeking a modern and cost-effective heating system. With its flexible installation options and compatibility with smart thermostats, the Baxi Assure 30 Combi offers both convenience and performance, ensuring that your home remains warm and comfortable throughout the year.