Our Bosch Climate Residential Air Conditioning (RAC) Multi split air to air heat pumps deliver both heating and cooling for your home, small business and office – providing comfort throughout the year.
Our Bosch Climate Residential Air Conditioning (RAC) Multi split air to air heat pumps deliver both heating and cooling for your home, small business and office – providing comfort throughout the year. Also compatible with the HomeCom Easy App to enable smart connectivity.
Up to five units can be connected to one outdoor unit, saving you space and providing you comfort for multiple zones. Wall-mounted and cassette type indoor air conditioner units are available. The easy to install HVAC units are quiet when in operation and have a purifying filter that eliminates up to 95% of dust particles, smoke, odour and pollen providing you with cleaner air.
With an energy efficiency rating of A++ for cooling and A+ for heating, this newest design delivers the best solutions to give user comfort and smart connectivity with our HomeCom Easy App.*
The air conditioning unit is easy to install, quiet when in operation and has a purifying filter that eliminates up to 95% of dust particles, smoke odour and pollen, providing you with cleaner air.
Highest SEER values up to 7.4.
*(Optional Connect Key G10 CL-1 accessory is required).
ELT Air helps homeowners and businesses in St Albans upgrade to dependable, energy-efficient cooling built around Worcester Bosch air conditioning systems. Our approach focuses on strategic planning, long-term performance and solutions that integrate clean technology wherever possible.
We install systems engineered to improve building efficiency, streamline operation and support modern sustainability goals. From early design to final commissioning, we ensure each installation is carried out to accredited standards by our directly employed team.
Our work also extends to advising customers on renewable-ready options, including the integration of air source heat pumps, to help future-proof their property and reduce energy dependency over time.
ELT Air provides clear guidance, structured installation and reliable service for clients who want a cooling upgrade rooted in quality, technical expertise and long-term value.
As a trusted Bosch AC installer in St Albans, ELT Air delivers cooling solutions that prioritize durability, smart system layout, and optimized performance. Rather than offering generic packages, we tailor each design around property size, usage patterns, and efficiency targets.
Our team handles every stage—from survey to installation—ensuring customers receive transparent advice and systems that align with operational needs. We emphasize correct sizing, placement, and airflow planning to preserve both comfort and equipment lifespan.
We also support clients exploring hybrid or multi-zone options like Bosch multi-split air conditioning units, which can enhance overall building efficiency when designed with the right load strategy and distribution.
With ELT Air, customers gain a partner committed to delivering structured, dependable cooling solutions designed around modern expectations for sustainability and long-term reliability. Reach out today to book your free quote or survey and explore the right system for your property.
These systems offer high energy efficiency, reliable performance and scalable options for homes and businesses. They are engineered to integrate with modern climate control strategies, helping reduce running costs.
Air source heat pumps can provide supplemental heating or cooling, allowing your system to run more efficiently and reduce reliance on traditional energy sources.
With proper installation and maintenance by accredited engineers like ELT Air, Bosch systems can reliably operate for 12–15 years or longer.
They benefit from regular servicing to ensure balanced airflow, optimal energy efficiency and consistent performance across all connected units.
