Skip to Content
MasterTherm

MasterTherm BoxAir Inverter 3-9kW R410a

The MasterTherm BoxAir Inverter 3-9kW is an extremely quiet and economical air-to-water heat pump with inverter technology.

  • Inverter compressor technology for variable speed operation
  • BoxAir design with ultra-quiet fan system
  • R410a refrigerant for efficient heat transfer
  • Award-winning performance recognized by international experts

This split-system heat pump separates the compressor indoors for minimal outdoor noise.

ASHP
£ 8,730.90 £ 8,730.90
£ 8,730.90
ex VAT

Available to approved trade accounts. Sign in or contact our team.

Enquire about this product Sign in
Custom Built Kits 
Every system is tailored to your specific project requirements, ensuring a seamless installation. 

Next Day Shipping

We hold a large stock of many items that are available for next day delivery.
Trade Accounts Available 
Register for a trade account to access preferential pricing, dedicated support and credit.
Full System Design Service 
Our experienced team cam design a complete heating system tailored to your project.