Contracting According To The Open Procedure Of The 'Framework Agreement For The Approval Of Suppliers For The Supply Of Registration Tapas, Chests, Registration Doors, And Other Elements, For Water And Sewer Network Facilities, Managed By Aigües De Manresa, Sa, With Division Of Four (4) Lots. Within The Mrr Plan "Plan Of Recovery, Transformation And Resilience - Funded By The European Union - Nextgenerationeu"