Details of the MP expense claim system budgets can be found on the website of the Independent Parliamentary Standard Authority.
Office, Staffing and Accomodation expenses are subject to a budget cap, only travel and subsistence claims are unlimited.
Items for staff kitchen for staff and visitors (as per para 10.4, i.e. facilities requied for the use of the Member, staff and visitors to the Member's office and are necessary for the performance of Parliamentary functions) Cons Office Misc Items - setup