Specify the roof structure or covering, area, slope, materials and access. Attach available plans and describe any leaks observed.

Distinguish work on the timber structure from work on the roof covering and its fittings. Identify parts to keep, affected roof windows and signs visible from a safe location. Do not climb onto the roof to take measurements or photographs.

Ask the company to specify the scope, materials, protection and access arrangements it proposes. Check whether removal, disposal and connections are included. Ask how defects discovered during the work would be handled and agree on the stages with the company.

You can submit a request without creating an account. Include the site's postcode and your preferred schedule. The e-devis.ch administration reviews the request and decides whether to share it with approved companies matching the trade and service area. Your contact details and attachments are not public: authorised companies that buy access can view them and contact you. You are free to compare the quotes received. The contract, price and dates are agreed with your chosen company; e-devis.ch does not perform the work.