Guides & insights
Guides for Building Operators
Plain-English guidance on the regulations, technologies and costs behind commercial air conditioning and heat pumps.
Guides
Read our guides.
F-Gas regulations explained
Leak-check thresholds, records, certification and refrigerant bans.
Find out more →TM44 inspections explained
The 12kW rule, five-yearly inspections and how to prepare.
Find out more →Refrigerant phase-down
R22, R410A, R32 and natural refrigerants, and how to plan.
Find out more →What affects project costs
Cost drivers, comparing quotes and whole-life thinking.
Find out more →Suffolk · Norfolk · Essex · Cambridgeshire
Planning a commercial project?
Site surveys, written proposals and maintenance contracts across East Anglia.