Tenders Are Invited For Modernization Of The Fluid System Together With The Modernization Of The Heating Ins ... in Poland

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The Subject Of The Order Is The Modernization Of The Flue Gas Installation Together With The Modernization Of The Heating Installation In Existing Multi-Family Residential Buildings In The Housing Estate At Ul. Gerwazy In Toruń.1. Detailed Description Of The Subject Of The Order: 1) Modernization Of The Flue Gas Installation, Including: A) Inventory Of The Existing Air-Flue Gas System, B) Adaptation Of The Existing Air-Flue Gas System For The Needs Of Condensing Gas Boilers, Consisting In The Use Of A New Flue Gas Insert Made Of Acid-Resistant Steel Type Las With A Diameter Enabling Connecting 3 Boilers To One Riser, Including: 14 Risers (At The Address: Ul. Gerwazego 12 And Ul. Gerwazego 20 - 4 Risers Each; Ul. Gerwazego 6 - 6 Risers), C) Equipping Each Air-Flue Gas Riser With A Cleaning Hole And Condensate Drainage And Ending With A System Cap, D) Ensuring The Tightness Of The Built-In Air-Combustion System For A Minimum Period Of 10 Years. 2) Replacement Of Dual-Function Gas Boilers With Gas Condensing Boilers In A Total Number Of 42 Pieces. A Detailed List Of Buildings With The Number Of Boilers And Division Into Stages Is Set Out In Annex No. 2 To The Swz, Including: A) Dismantling Of Existing Dual-Function Gas Boilers - 42 Pieces, B) Disposal Of Dismantled Dual-Function Gas Boilers - 42 Pieces, C) Delivery And Installation Of New Boilers 42 Pieces, With The Following Parameters: – Boiler Power: 5.7-25 Kw, – Rated Amount Of Water Obtained At ∆T = 30K Min. 14.0 L/Minute, – Fan Pressure Min. 100 Pa, – Acoustic Power Level No More Than 49Db At Rated Thermal Power, – Boilers Equipped With Protection Against Reverse Flow Of Exhaust Gases, – Stainless Steel Heat Exchangers, – Automatic Supervision Of Combustion Quality Control, – Wi-Fi Module For The Boiler. D) Connecting The Boilers To The Flue Gas Stacks With System Fittings - 42 Pieces. E) Additional Protection Of The Flue Gas Stacks Above The Roofs Using System Roofs, F) Draining Condensate To The Existing Sanitary Sewage Stacks Using System Connectors In Apartments, Commercial Premises And Basements, Including Splitting Floors, Walls And Their Repair, G) Commissioning Of New Condensing Boilers, H) Conducting Boiler Operation Instructions For Individual Tenants, I) Connecting Existing Room Thermoregulators.

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