The ventilation solution can meet the high pressure requirements of domestic installations without the need to use a centrifugal fan, whilst the data logger helps to protect properties against mould and condensation.
The new warranty guarantees that the Armstrong systems have been site tested and accredited and are free from defects in design and material when installed correctly under normal conditions.
Fitting bolted cleats in place of cleats welded onto the rafters allowed transportation costs to be slashed due to the ability to stack the rafters more compactly, enabling a quicker installation process on site.
Bemo’s curved standing seam sheets are designed for installation in areas with complex shaped architecture, such as the Gatwick Airport project, which is set for completion at the end of 2014.
Johnstone’s staff provided technical advice throughout the process and work undertaken included stripping away old wallpaper from the Georgian property, which was built in 1786.
The product is available in over 14,000 colours and can be used by specifiers as evidence for building certification schemes, such as BREEAM and SKA due to its attainment of EPD.
Managing Director, Fraser Maitland, said: Our commitment to giving customers all the site and technical support they need, then reliably delivering a quality product, to or beyond specification, on time, to site is further saving them time and effort and therefore money.