Tenders Are Invited For Replacement Of Window Joinery In The Historic Building Of Primary School No. 1 At Ul. Szkolna In Grajewo

1. The Subject Of The Order Is The Implementation Of An Investment Task Entitled: Replacement Of Window Joinery In The Historic Building Of Primary School No. 1 At Ul. Szkolna In Grajewo As Part Of The Government Program For The Reconstruction Of Monuments, Consisting Of, Among Others: 1) Disassembly Of Existing Windows And Frames, 2) Installation Of New Wooden Windows And Mechanisms In The Number Of 53 Pieces, I.E. - North-Eastern Façade: Window A09/0 – 7 Pcs.,- South-Western Façade: Window A09/0 – 23 Pcs., A09’/0-1 Pc., Window A08/0 – 4 Pcs.,- South-Eastern Façade: Window A09/0 – 18 Pcs.3) Adjustment Of The Operation Of New Windows And Mechanisms, 4) Masonry And Plastering Work (From The Inside And Outside),5) Installation Of Internal Window Sills,6) Replenishment Of Paint Coatings,7) Disposal Of Dismantled Windows. 2. The Subject Of The Order Must Be Performed In Accordance With The Design Documentation Entitled: Insulation And Renovation As Part Of The Reconstruction Of The Building Of Primary School No. 1 In Grajewo, Technical Specification For The Execution And Acceptance Of Works, Developed By The Design Unit: Pracownia Projektowa J&J Sp. Z O.O. With Headquarters At Ul. Zielona 6, 24-100 Puławy.3. Requirements For Wooden Windows: - Transmission Coefficient For The Entire Window Max. U=0.9 W/(M2k), - Penetration Coefficient For The Glazing Unit Max. U = 0.5 W/(M2k), - Box Structure Similar To The Existing One, - Acoustic Insulation Rw = Min 30Db, - Waterproof Class Class 4A (150 Pa), - Joinery Color White, - Water-Soluble, Opaque Paint Finish (Three-Coat System), - Details Of Fittings And Locks Similar To The Existing Ones, - Windows Should Have Pzh Certificate, - Frames And Packages Should Be Permanently Marked And Have Current Approvals And Certificates. Glazing Units: - Should Have A Heat Transfer Coefficient Of Max. U=0.5 W/M2*K, - Should Be Certified By The National Institute Of Hygiene, - Should Be Certified By The Institute Of Glass And Ceramics, - 3-Glazed Unit 4-16-4-16-4 Filled With Argon Or Xenon With Two Low-Emission Coatings.