

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.

New build mixed-use development comprising a commercial building housing both office and retail accommodation along with a row of 7 four level mews houses.

The project involved the refurbishment and extension of the existing building to deliver over 260,000sq ft of office space, achieving BREEAM ‘Outstanding’.

Sustainability is incredibly important for the Client and as such the building is BREEAM ‘Outstanding’, WELL ‘enabled’ Gold, alongside WiredScore Platinum. In addition, the Design for Performance approach is been adopted in order to minimise operational energy and hence carbon emissions.

The completed site now comprises four detached industrial warehouse units ranging from 14,000sq ft to 36,000sq ft, all with naturally ventilated and heated offices. The two larger units each have an 8 person MRL passenger lift, while the smaller units have been provided with platform lifts. The warehouse area was designed as a shell for future fit-out with capped off utility services.

The development Pegasus Mayfair is targeting a B rated EPC, BREEAM ‘Outstanding’ and WELL ‘Gold’ and Watkins Payne is providing these services.