Removal/Variation of condition 5 and update to condition 3 on approved application 20/4719M: The removal and replacement of the glass greenhouse structures of both the Vinery and Potting house which includes the timber, glass, doors, casements and winding mechanisms. The installation of temporary concrete copings to plinth walls post removal. As part of the final phase, the replacement of the timber structures and glazing with an aluminium framing system.