If these Expenses and renovations were incurred prior to the property being available for rent, then you cannot claim them. However, any attachments to the house or major renovations can be added to the value of the building and depreciate the building cost in total.
Check this link for more information on Rental Income: https://turbotax.intuit.ca/tips/tax-deductions-on-rental-properties-6382
I hope this was helpful