Procurement Summary
Country: Bulgaria
Summary: "Delivery and Installation of an Urban Device for Air Purification through Plant Biofiltration
Deadline: 15 Dec 2025
Posting Date: 14 Nov 2025
Other Information
Notice Type: Tender
TOT Ref.No.: 130157213
Document Ref. No.: 755939-2025
Competition: ICB
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: BGN 184500.00
CPV Classification
42514300 - Filtering apparatus
Purchaser's Detail
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Login to see detailsTender Details
The purpose of this public procurement is the selection of contractors to deliver and install 2 pcs. plant biofiltration air purification devices (including mobile construction, IoT functionalities and green air filtration system) intended for use in an urban environment.
The devices will have the following basic technical requirements:
1. To reduce the concentration of fine dust particles (PM10 and PM2.5) in the air; to improve the microclimate by humidifying and cooling the air; to use natural biomass (e.g. mosses, algae or others high effective plant systems) as the main filter; to operate in an automated mode with minimal human intervention; to maintain resilience throughout the year (including winter conditions);
2. Dimensions: Height: minimum 3.0 meters; Maximum occupation area: up to 10 m2; To include a stable and sustainable construction, suitable for outdoor installation, without the need for a foundation; The construction allows for the optional integration of seating for public use;
3. Environmental efficiency: purification efficiency: minimum 80% reduction of dust particles in an air volume of at least 3000 m³/h; opportunity for cooling the ambient air by at least 3C near the device; Potential annual CO₂ reduction capacity: not less than 300 kg CO₂/year;
4. Energy efficiency and autonomy: power consumption in normal mode: no more than 100 W with power supply by solar panel or ...
Document Type: Contract Notice
Reference Number: 539843
Contract Type: supplies
Estimated Value: 184500.00 - BGN
Authority Type: la
Doc Title: "Delivery and installation of an urban device for air purification through plant biofiltration"
Dispatch Date: 2025-11-13
Publish Date: 2025-11-14
Submission Date: 2025-12-15
Documents
Tender Notice