Tenders Are Invited For Installation Of Window And Wall Ventilators For Window Joinery

The Subject Of The Order Is: Installation Of Window And Wall Ventilators To Window Joinery. The Estimated Amount Of Airplanes Is 73 Pieces And May Decrease In Increases. The Pressure Of Pressure Windows In Which The Amount Of Air Supplied Depends On The Outside And Inside The Room, The Supply Of The Diffuser Is To Reach A Value (25 M3/H With A Pressure Difference Of 10Pa For The Pvc Window). With Further Growth, The Hood Structure Is To Limit The Amount Of Air Supplied. The User Must Be Able To Close The Aperture By Limiting Air Flow To A Minimum (7M3/H With A Pressure Difference Of 10Pa For The Pvc Window). The Diffuser Must Be Equipped With A Slider That Allows Smooth Adjustment Of The Amount Of Air Supplied By Changing The Change In The Degree Of Opening The Throttle. The Device Must Remain Tight To Penetrate Rainwater In A Closed Position With A 300Pa Pressure Difference For The Pvc Window. The Diffusers Should Have Itb Technical Approval Confirming The Abovementioned Parameters. The Purpose Of Their Correct Operation And In Accordance With Pn-83/B-03430/Az3 From 2000 Should Be Installed In The Upper Part Of The Windows. The Contractor Will Grant The Employer A Quality Guarantee For Works That Are The Subject Of The Contract, For A Period Of 60 Months From The Day One After The Day Of The Protocol Receipt Without Reservations Of The Whole Of The Subject Of The Contract, Made On The Conditions Specified In The Terms Of The Terms Of The Contract.