Bathroom Renovation

We would like to completely renovate the approximately 2.23 × 1.94 m (4.3 m²) bathroom/toilet in our newly purchased home in the Maarssen, Utrecht area. Scope of work: Demolition and removal of the existing bathtub and bathroom fixtures Water supply and drainage plumbing (can remain if the existing installation is suitable) Electrical work (Optional) Underfloor heating Floor and wall tiling Installation of the shower, toilet, sink, and all related fixtures We would especially like to receive information about: How will the waterproofing be carried out? (Which waterproofing system/materials do you use?) Who will perform the work? (Your own team or subcontractors?) The brands and quality of the materials you use The expected start and completion timeline (We would like to start on 2 September and would like to know when you could deliver the project.) Examples of similar bathroom renovation projects you have completed We would appreciate receiving your quotation in the following two formats: Including both materials and labour Fixed price excluding materials Kind regards,