Electronic Open Public Competition, With The Criterion Of Assigning The Most Economically Advantageous Tender, Exclusively On The Basis Of The Supply, Installation And Implementation Of A Full Operation Of A New System Of Explosive Gases Including The Existing System Of Dismantling The Existing System. Sa (Cpv): 35121000-8 Security Equipment (Eg Against Theft, Fire, Etc.) (The Estimated Value Of The Contract Amounts To A Total Of 350,000.00 €, Plus The Corresponding Vat)