40 Portman Square is a prestigious development by architects Squire and Partners and located in Marylebone, Central London. It offers in excess of 100,000 Sq. Ft of office and commercial space.

It’s also home to twenty luxury residential apartments on one of London’s most prominent squares. The building offers floor to ceiling glass with stunning views over Portman Square and the sixth floor has an impressive terrace that spans the length of the building.

Suffering from failing waterproofing systems on the plant roof, perimeter roof and fifth floor balcony. Each system had reached the end of its life.

Initial investigation showed that each roof would need stripping back to the concrete substrate and with the building remaining fully operational and occupied throughout, the programme challenged Makers to produce the usual high standard of workmanship. Material access was strictly on a timed basis via basement and car lifts. Read the case study to see how we got on…

See the .pdf for the full Roof Refurbishment Case Study…

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