Welwyn Hatfield Borough Council is undertaking a procurement to appoint two contractors to undertake gas maintenance and installation to it’s stock of approximately 9500 properties. The service is being procured in two Lots (geographical split - North and South of the Borough). Each successful contractor will be responsible for approximately half of the properties and all the services in their area; Welwyn Garden City and the other Hatfield and surrounding villages. – Lot nr.: 1 Gas Maintenance - North Gas maintenance to the north of the Borough Duration contract start date : 31/03/2028 11:00:00 PM Duration contract end date : 31/03/2038 10:59:59 PM Criteria definitions: Quality: 60 (Quality) Price: 40 (Price) – Lot nr.: 2 Gas Maintenance - South Gas Maintenance to South of Borough Duration contract start date : 31/03/2028 11:00:00 PM Duration contract end date : 31/03/2038 10:59:59 PM Criteria definitions: Quality: 60 (Quality) Price: 40 (Price)