At the top and sides of the window, space would require. If you fully extend the opening as far as it will go you will see at the top of the opening to reveal it and you will access it easily. If there is a tacky sign on the frame of PVC or glass that you cannot remove the glass cleaner or solvent we recommend lowering down will take it off.
Sometimes when you can decorate the glass it accidentally sparks and leaving small speckles. If you want to buy PVC windows then you can visit this link https://www.byggvaror24.se/.
Remove if any object on the window excludes it from the glass by using a knife with caution because it can scratch the glass by accident. Use it as flat as you can and take your time. If you are unsure about this technique then avoid it or get a professional.
Depending on the type and age of color PVC window or door will depend on what should be used. The level of impurities and dirt on the ground will make a difference as to what cleaning products you will need to use.
If the window is white and relatively new PVC general cleaning will suffice. Always use the aim of making industrial paper rolls that can be purchased from your local PVC outlet to apply anything other than soapy water. Or you can use a good grade kitchen roll to the window frame, but not to be considered for the glass.