The following text is from the original listed building designation:
1. 5273 ST COSMUS AND ST DAMIAN IN THE BLEAN WHITSTABLE ROAD
Blean House TR 15 NW 8/561 30.1.67
II
2. Early C19. Three storeys. Front white brick, the sides red brick. Slate roof and parapet. The centre window bay projects slightly with an iron balcony on wooden brackets on first floor and doorway below with side lights, segmental fanlight and door of 6 moulded panels. The other window bays have a stone stringcourse above the ground floor. On each side is a curtain wall concealing one storey office buildings of which each has a round-headed arch containing a blind window space and beyond a lower curved portion ending in a gate-pier.
Listing NGR: TR1292559562

English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.