Located in the heart of London’s West End, 9 Cavendish Square has undergone a high-quality refurbishment to transform this prestigious address into a modern, efficient and sustainable workplace. The works involved a full mechanical, electrical and public health (MEPH) services upgrade to deliver a building that meets and exceeds operational and environmental standards.
Watkins Payne provided the mechanical, electrical, public health and sustainability design services for this complex retrofit project.
The scope included:
– Full replacement of MEPH systems throughout the building
– R32 VRF Systems, air handling units and VAV terminal units
– Design and specification of new water storage tanks, booster pump sets, hot water storage and water treatment plant
– High-efficiency heating and cooling VRF systems with modern BMS integration
– High-efficiency LED lighting with lighting control
– Compliance with current standards on acoustic performance, water safety (including Legionella prevention), and energy efficiency
Sustainability and Compliance
The retrofit at 9 Cavendish Square reflects our commitment to improving building performance and environmental responsibility. The refurbished building has:
– Improved energy efficiency
– Enhanced occupant comfort and air quality
– Reduced operational carbon emissions
– Complies with BREEAM and Building Regulations Part L
– Achieved BREEAM Excellent rating
– Achieved a NABERS UK Design Review Target Base Building Energy Rating of 5.0 Stars
– Aligns with a WELLv2 ‘Enabled’ equivalent Gold rating
Water conservation, low-energy lighting, high-performance insulation and intelligent controls form part of a wider strategy to reduce environmental impact.