The 90 Long Acre redevelopment scheme consists of a major refurbishment and extension of the existing 1980s building. The development is an 8 storey building comprising 20,988m² (NIA) of office area and 1,903m² of retail (A1,D1,D2 and SG) area located on lower ground – and upper ground floors.
The office HVAC consisting of a mixed-mode design with openable façade elements allowing for natural ventilation and cooling when available to the perimeter zones. Hot water for space heating is provided by air source heat pumps and chilled water for cooling is generated via air cooled chillers. Multi function heat recovery air source heat pumps are utilised during simultaneous heating and cooling conditions for high efficiency operation.
The mixed use development comprises two office buildings totalling 220,000ft² of high quality office accommodation together with a 289 unit residential scheme consisting of private apartments and affordable housing building.
The office building has achieved a BREEAM ‘Excellent’ rating with ‘Very Good’ ratings for the retail units.
When Coverys signed the lease to occupy the sixth floor at 1 Creechurch Place in London EC3A, Watkins Payne were appointed building services consultants for Cat B fitout of the 16,000ft2 office areas, providing MEP systems and IT cabling design.
Watkins Payne was involved with the Fetter Yard project on 86 Fetter Lane for 5 years and provided the MEP services design and BREEAM assessment.
The development at Portland House will comprise circa 300,000ft² of primary office led accommodation together with retail and amenity space.