Materials used for office purpose

Have a great evening to all, I need some clarfications from the following discussion: We are the trader of tiles and sanitaryware. We used the tiles for the renovation of the 2nd floor. How can we book the used tiles in firm books and it is a partnership firm. We are also maintain the intergrated accounting with tally erp. How can we books the used tiles for office purpose and how to reduce the used tiles in inventory