This contract is to cover the requirements of Trinity House with a clause to allow Northern Lighthouse Board to utilise the framework agreement, and to participate in evaluation. The two GLAs use lanterns of various colours, sizes and ranges across various modes of Aids to Navigation (AtoNs). The units must meet IALA standards for chromaticity regions for all required colours. A link to the IALA website, will be included within the tender documents: R0201 Marine Signal Lights-Colours (E200-1) - IALA AISM (iala-aism.org) For more information about this opportunity, please visit the Trinity House Procurement Portal portal at: https://trinityhouse.delta-esourcing.com/tenders/UK-LONDON:-Navigation-equipment./9V2EQAXVT3 To respond to this opportunity, please click here: https://trinityhouse.delta-esourcing.com/respond/9V2EQAXVT3 If you experience any technical difficulties from accessing the above url, then please contact the Delta eSourcing Helpdesk on call 0800 923 9236 or email helpdesk@delta-esourcing.com. For more information about this opportunity, please visit the eSourcing portal at: https://trinityhouse.delta-esourcing.com/tenders/UK-UK-LONDON:-Lanterns./M5T7389TC4 To respond to this opportunity, please click here: https://trinityhouse.delta-esourcing.com/respond/M5T7389TC4