Guinness HQ, England

 

Architect: RHWL

Project: Guinness HQ Park Royal London, England

 

Year of delivery: 2002

 

Area m2: App. 230 m2

 

Purpose: Horizontal ventilation grilles above underground car park

 

Type: Type NP

 

Material: Steel 37-2

 

Surface treatment: Galvanised

 

Mesh: 

Type 1: 25x50 mm

Type 2: 30x60 mm

 

Bars: 

Type 1: 30x2 mm bearing bars

Type 2: 60x2 mm bearing bars and 30x2 mm control bars 

 

Edge bars:

Type 1: 30x3 mm on 4 sides

Type 2: 60x3 mm on 4 sides