
20 Air Street
The project also involved the refurbishment of the reception space and improvement of the cycle store entrance and wayfinding at basement level.


135 Park Street will comprise 13,616m² of Grade A accommodation located in London’s South Bank. The development is an 12 storey building comprising 13,475m² (NIA) of office area over basement to eleventh floor and 141m² of retail area located on ground floor. The office HVAC consists of 4-pipe fan coil units and central fresh air ventilation systems. Hot water for space heating and chilled water for cooling is provided by multi-function air source heat pumps at roof level. Domestic hot water for office toilets and showers are served by water source heat pumps utilising the heating circuit as a heat source.

The project also involved the refurbishment of the reception space and improvement of the cycle store entrance and wayfinding at basement level.

The speculative office space is fitted out to a Category A standard and will be British Council of Offices (BCO) Guide to Specification 2019 compliant. The refurbishment has adjusted the temperature control zones to pull them better in line with the BCO recommendations than currently provided.

The Holiday Inn Hotel in Shepperton has undergone a major refurbishment.

Located in the heart of Slough, the office building at 25 Windsor Road has been transformed.

Vienna House is an impressive three storey refurbishment that provides 26,000ft² of office space across the development which provides best in class cycle commuter facilities.

The 47,900ft² area of The Smithson building in Farringdon was refurbished to high quality office accommodation, for which Watkins Payne supplied building services engineering, vertical transportation engineering and energy consultancy to achieve an EPC B rating. The refurbished area is spread across basement and ground floor.