Upper Vertical Slide Sash Unit Projects

Improving Visitor Comfort at Y Porth Mawr, Caernarfon

Commercial Projects

Y Porth Mawr (the East Gate) is part of Caernarfon’s medieval fortifications, formerly housing the borough’s Exchequer. Cadw, the Welsh government's historic service,

Increasing Energy Efficiency at The Coffin Works, Jewellery Quarter, Birmingham

Commercial Projects

Formerly the Newman Brothers Factory, the building on Fleet Street is where furniture for the coffins of King George VI, Winston Churchill and Queen Elizabeth,