Smooth operator – multi-layer composite pipes

Piping made from multi-layer composite pipe is a viable alternative to copper because it offers flexibility, speed of installation and the elimination of hot works on site, says Emmeti’s James Field

Hard facts – new Icom guide to water quality

An estimated half of all commercial hot-water systems have operational problems because of limescale, says Sentinel Commercial’s Chris Shelton, who believes Icom’s new guide can rectify this

Heat recovery at the University Arms Hotel

Cambridge’s University Arms Hotel refurbishment had to accommodate a complex heat recovery system on a constrained site with strict planning restrictions. Nuaire’s Andrew Bott explains

What’s cooking – measuring PM2.5

To ensure indoor air quality measurements in homes are accurate and repeatable, we need standards that clearly define sensor types, calibration methods, sampling frequency, averaging periods and measurement locations, says the University of Nottingham’s Benjamin Jones

A secure refrigerant supply

A collaborative approach in response to the F-gas phase down will ensure security of supply of HFCs in the next few years, as manufacturers and customers continue to switch to lower-GWP alternatives, says Daikin UK’s Martin Passingham