Carolyn House, Croydon

23rd story roof garden. Work in progress. Paving on adjustable pedestals. Planters and green roofs ready for plants.
Carolyn House is a stunning £32.5m refurbishment and extension of a 1960s office block into a 23-story retail and residential block.
Prichard & Prichard were brought in to build roof-top gardens on the 17th, 21st and 23rd floors for the enjoyment of the residents of the 183 apartments.
The installation across the three roofs has a combined area of 737m2, including paving, green roofs, planters, benches, bar and an outdoor cinema screen.
Stage 1: On 737m2 insulation and waterproof membrane, were laid 444m2 of Marshalls paving on adjustable pedestals
The hard paving was broken up with a 25m2 area of hardwearing Millboard decking and areas of soft-underfoot Easigrass (artificial turf) totalling 115m2.
Stage 2: Construction/installation of planters, including five large bespoke wooden raised beds, totalling 30m2, built from railway sleepers; and seven aluminium powder-coated planters, totalling 20m2.
Stage 3: Construction of 11 bespoke benches made from railway sleepers and decking; and installing beautiful cedar cladding all around the perimeter of the roofs.
Stage 4: Installation of 120m2 of sedum green roof on the top of three rooftop buildings.
Stage 5: Planting of raised beds and planters with drought-tolerant hardy plants including Dwarf Mountain Pine, Jerusalem sage, Rosemary, Salvia, Perovskia, Grasses, Chamomile and Oregano.
Stage 6: Construction of outdoor slate-top bar with sink and amenities and installation of 7.5m2 outdoor cinema screen.
23rd story roof garden. Work in progress. Paving on adjustable pedestals. Planters and green roofs ready for plants.
21st story roof garden. Showing bespoke wooden balastrade and planters with drought tolerant planting.
23rd story roof garden, completed paving, decking and artificial turf with planters and bespoke slate-top bar.
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