Demolition of existing Unit 4 and change of use from general industrial use (Class B2) to builders merchant (sui generis) for the display, sale and storage of building, timber and plumbing supplies, storage and distribution of kitchen joinery products, plant and tool hire, including outside display and storage including storage racking; formation of external materials storage and loading area, access and servicing arrangements, car parking, landscaping and associated works. (AMENDED DESCRIPTION)