# Lüftung IQREK

Open · Tender

## At a glance

Rhein-Erft-Kreis is procuring Outdoor ventilation installation work (CPV 45331211) in Rhein-Erft-Kreis (DEA27). The notice gives 26 November 2026, 10:00 (UTC+01:00) as the deadline. Procedure type: Open.

### From the notice

Neuinstallation von drei raumlufttechnischen Anlagen, inkl. neuer Kanalführung inkl. Komponenten wie Volumenstromregler, Brandschutzklappen und Luftauslässen im InnoQuartier REK (IQREK)

## Key facts

- Status: Open
- Deadline: 26 November 2026, 10:00 (UTC+01:00) (in 20 days)
- Buyer: Rhein-Erft-Kreis, Bergheim, DE
- Place of performance: Rhein-Erft-Kreis (DEA27)
- Main CPV: Outdoor ventilation installation work (CPV 45331211)
- Procedure: Open
- Lots: 1
- First published: 22 October 2026, 08:34 (UTC+02:00)

Source: [Official notice](https://oeffentlichevergabe.de/ui/de/notices/fcebc11c-09ce-412e-864d-17313a8b9355). Each fact is from the official notice, last checked 26 October 2026, 15:35 (UTC+01:00).

Fact sheet: [Inteliwert fact sheet: Lüftung IQREK — Rhein-Erft-Kreis, deadline 26 November 2026, 10:00 (UTC+01:00). A product of Bandpey GmbH.](https://inteliwert.com/cards/opp_JD7F4FHMYFK3E0VN5BTF32SA23/ntv_WWBWTZ3XEDP20X5VS2DNSCMMNE/en-sheet.png) (PNG, 1600 × 900)

## Lots (1)

### Lot LOT-0001: Lüftung IQREK

Lüftungsarbeiten im Rahmen der Sanierung, Neubau und Umbau des ehemaligen Klosters Mater Salvatoris zum IQREK

- CPV: Outdoor ventilation installation work (CPV 45331211), HVAC packages (CPV 42512300), Cooling and ventilation equipment (CPV 42500000)
- Place: Rhein-Erft-Kreis (DEA27)
- Deadline: 26 November 2026, 10:00 (UTC+01:00)

## Timeline

- 22 October 2026, 08:34 (UTC+02:00): Original notice, Notice, version 01 (Contract or concession notice – standard regime), [Official notice](https://oeffentlichevergabe.de/ui/de/notices/fcebc11c-09ce-412e-864d-17313a8b9355)

## Classification

- CPV codes: Outdoor ventilation installation work (CPV 45331211); HVAC packages (CPV 42512300); Cooling and ventilation equipment (CPV 42500000)
- NUTS regions: Rhein-Erft-Kreis (DEA27)

## Official documents

- [www.vmp-rheinland.de](https://www.vmp-rheinland.de/VMPSatellite/notice/CXPTYYUDG03/documents)

## Questions and answers

### When is the deadline?

The official notice gives 26 November 2026, 10:00 (UTC+01:00) as the deadline.

### Who is the buyer?

Rhein-Erft-Kreis, Bergheim, DE.

### What is being procured (CPV)?

Outdoor ventilation installation work (CPV 45331211), HVAC packages (CPV 42512300) and Cooling and ventilation equipment (CPV 42500000).

### Where is the work performed (NUTS)?

Rhein-Erft-Kreis (DEA27).

### Is it divided into lots?

No, the notice names a single lot.

### Which procedure is used?

Open.

### How do I submit a bid?

On the official notice or the portal it names. Inteliwert does not submit bids. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/fcebc11c-09ce-412e-864d-17313a8b9355)

### Am I eligible?

Inteliwert does not judge eligibility. The selection criteria are in the official notice. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/fcebc11c-09ce-412e-864d-17313a8b9355)

## Companies that might fit

*Possible match based on public information*

Companies Inteliwert knows from its sources, not the whole market. Inteliwert does not judge eligibility, fit or chances.

- [Leniger GmbH](https://inteliwert.com/company/org_5T4TNZ67QV96GJA3S6DP1MMZW4/leniger-gmbh) · Paderborn · SME (from the award notice)
  - Won a contract in CPV group 453 (2026-09-28): [Evidence](https://inteliwert.com/tender/opp_X7S5SS6N8EG0QH7AED2WKRXJG2/neubau-stadtteilzentrum-mit-versammlungsstaette-sowie-kinder-elternzentrum), checked 4 Nov 2026
  - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_5T4TNZ67QV96GJA3S6DP1MMZW4), checked 4 Nov 2026
- [Wollersheim GmbH & Co. KG](https://inteliwert.com/company/org_BRG4E3YXBFT3CEKTZC7D2SKFWJ/wollersheim-gmbh-co-kg) · Hennef · SME (from the award notice) · New to public tenders
  - Won a contract in CPV group 453 (2026-10-27): [Evidence](https://inteliwert.com/tender/opp_Y3B5TWTPPFF840HHE63SDND78T/blb-nrw-z-nl-aachen-technisches-gebaeudemanagement-tgm-100-26-00004-los-3-lueftu), checked 4 Nov 2026
  - Seat in the same region as the place of performance: [Evidence](https://inteliwert.com/company/org_BRG4E3YXBFT3CEKTZC7D2SKFWJ), checked 4 Nov 2026
- [Diehl GmbH](https://inteliwert.com/company/org_PQ28MBVSFEHP7Y9SN071KPFWMN/diehl-gmbh) · Baumholder · SME (from the award notice)
  - Won a contract in CPV group 453 (2026-10-13): [Evidence](https://inteliwert.com/tender/opp_3KTX0KCHGWAKW3PV8N6R8GHXPM/projekt-erweiterung-eines-buerogebaeudes-im-industriepark-frankfurt-hoechst-tech), checked 4 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_PQ28MBVSFEHP7Y9SN071KPFWMN), checked 4 Nov 2026
- [Akkerman GmbH](https://inteliwert.com/company/org_383XS2EWE2GAK6ZTYJ336NNJ7Z/akkerman-gmbh) · Kranenburg · SME (from the award notice) · New to public tenders
  - Won a contract in CPV group 453 (2026-10-30): [Evidence](https://inteliwert.com/tender/opp_A273ECR0KD9NKEHYT2N66XBKZ6/neubau-von-erweiterungsanbauten-an-der-franziskus-schule-raumlufttechnische-anla), checked 4 Nov 2026
  - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_383XS2EWE2GAK6ZTYJ336NNJ7Z), checked 4 Nov 2026
- [Bolle Mobile Raumsysteme GmbH](https://inteliwert.com/company/org_C6TANKAT1CFARY4MBF84S4ES36/bolle-mobile-raumsysteme-gmbh) · Telgte · SME (from the award notice) · New to public tenders
  - Won a contract in CPV group 453 (2026-10-14): [Evidence](https://inteliwert.com/tender/opp_CWK59V11KH1SFV9Q6HBXKFV6XD/2025-0368-aufstellung-von-zwei-mietcontainern-interim-sanitaer-ausbau-kgs-in-der), checked 4 Nov 2026
  - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_C6TANKAT1CFARY4MBF84S4ES36), checked 4 Nov 2026

## Source

- Publisher: Bekanntmachungsservice
- Licence: [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/)
- Official notice: [https://oeffentlichevergabe.de/ui/de/notices/fcebc11c-09ce-412e-864d-17313a8b9355](https://oeffentlichevergabe.de/ui/de/notices/fcebc11c-09ce-412e-864d-17313a8b9355)
- Last checked: 26 October 2026, 15:35 (UTC+01:00)

The official notice is authoritative. Inteliwert shows what the notice states and links to it.

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Page: https://inteliwert.com/tender/opp_JD7F4FHMYFK3E0VN5BTF32SA23/lueftung-iqrek

Inteliwert is a product of Bandpey GmbH, an international data and AI software company in Munich, Germany, founded and led by Roozbeh Bandpey. Bandpey's products: Facthory, Emolysis, Copolly and Inteliwert.

Inteliwert on LinkedIn: https://www.linkedin.com/company/intelliwert, GitHub: https://github.com/inteliwertai.