Maintenance of Ventilation Systems (Including Smoke Dampers) and HVAC Hygiene Maintenance and Cleaning [5470794]

BSO Procurement and Logistics Service (PaLS)
Northern Ireland
22 July 2025 to 22 July 2030

Multi-lot contract covering HVAC hygiene inspection, system maintenance, smoke ventilation and damper servicing, kitchen extract cleaning, and chilled beam maintenance. Includes the supply of air filters across various sites. The scope involves ongoing maintenance and verification services to ensure system compliance and operational efficiency.

Open the official notice

Awarded value: £36m; As published
Published: 16 September 2024
Awarded: 22 July 2025; Airis Q Limited, Ventilation Surveys & Services Ltd, Exi-tite and 2 more
Contract length: 60 months; Ends 22 July 2030

What the contract covers

Lot contract

Provision of specialist HVAC hygiene maintenance, ventilation system cleaning, smoke damper inspection, and air filtration supply services.

HVAC hygiene inspection and verification
HVAC hygiene maintenance and cleaning
Maintenance of smoke ventilation and damper systems
Cleaning of kitchen extract systems
Cleaning of chilled beams and over-door heaters
Supply of filters

Lot	Estimated value	SMEs
Lot 1 – HVAC Hygiene Inspection and Verification	Not stated	Not stated
Lot 2 – HVAC Hygiene Maintenance and Cleaning	Not stated	Not stated
Lot 3 – Maintenance of Smoke Ventilation and Damper Systems	Not stated	Not stated
Lot 4 – Cleaning of Kitchen Extract Systems	Not stated	Not stated
Lot 5 – Cleaning of Chilled Beams and Over-Door Heaters	Not stated	Not stated
Lot 6 – Supply of Filters	Not stated	Not stated

Terms and requirements

Contract type: Lot contract
Initial term: 60 months
Extensions: 36 months
Longest it can run: 96 months
Contract dates: 22 July 2025 to 22 July 2030
Certifications asked for: None stated
Lots: 6
Suitable for SMEs: Not stated
Category: Services
CPV codes: 50000000, 42512300, 71315410, 39563530

Services in this contract

Ventilation and air handling systemsMain service£81k typicalVentilation systems maintenance and filter supply across a regional health estate
Fire and smoke damper testing£60k typicalSmoke ventilation and damper maintenance lot
Kitchen extract and ductwork cleaning (TR19)£82k typicalHVAC hygiene cleaning and kitchen extract cleaning lots

Lifecycle

Published
16 September 2024
Contract awardedto Airis Q Limited, Ventilation Surveys & Services Ltd, Exi-tite and 2 more
22 July 2025
Contract starts
22 July 2025
Contract ends
22 July 2030

The buyer

BSO Procurement and Logistics Service (PaLS)

Type: Locked
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Recorded value: Locked
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The suppliers

Airis Q Limited

Contracts won, 24 months: Locked
Value won, 24 months: Locked

Ventilation Surveys & Services Ltd

Contracts won, 24 months: Locked
Value won, 24 months: Locked

Exi-tite

Contracts won, 24 months: Locked
Value won, 24 months: Locked

and 2 more

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Cite this contract

Link: https://bidskim.com/tender/873719/maintenance-of-ventilation-systems-including-smoke-dampers-and-hvac-hygiene-main
Buyer reference: Not published
Last checked: 5 November 2026

BSO Procurement and Logistics Service (PaLS). Maintenance of Ventilation Systems (Including Smoke Dampers) and HVAC Hygiene Maintenance and Cleaning [5470794]. Contract award, 16 September 2024. BidSkim, https://bidskim.com/tender/873719/maintenance-of-ventilation-systems-including-smoke-dampers-and-hvac-hygiene-main (accessed 5 November 2026).