There are additional elements created to increase comfort while using metal-plastic windows. It is possible to place mosquito to prevent insects from getting into a premise. Ventilation system can be established as well. It helps to air a premise without draughts. Once established metal-plastic windows will serve you at least 40 years. "ALP" Company gives a durability guarantee for metal-plastic windows for 42 years.
The double-glazed window is a product which consists of two or more glasses. These glasses incorporate at the edges for what distance frames or hermetics are used.
Distinction between a double-glazed window and a plastic window consists that the double-glazed window is the basic part of a window which was being made from usual glass earlier. Plastic window is a double-glazed window framed in a profile. Except plastic windows it is possible to make aluminium windows where a double-glazed window insert into an aluminium frame, wooden windows – the frame for a double-glazed window is made from various types of a tree, PVC windows consist of a double-glazed window and a frame made of a modern material polyvinylchloride (PVC).
Today plastic windows are the integral attribute of inhabited and industrial premises. One of key elements of accessories for windows on which works all the window system - window handles. Window handles execute function of the original device by which the difficult mechanism of a window is put in action. Window handles are made of various materials: brass and aluminium alloys. Then they are processed by special mixtures against the corrosion, providing full protection against damages and raising their term of operation. Handles vary depending on the way they are closed, their sizes, places of use and other factors. Handles for windows differ by the form and on the functionality.
Frame mosquito net is a practical, inexpensive decision for protection of premises against insects. Perfectly will do both for inhabited, and for office accommodations.
Unlike rolling mosquito frames can be made almost of any necessary width and height.
There are also mosquito nets for doors - for protection of doorways against insects. they are usually fastened on special loops.
The minimum settlement area of mosquito net is 0,75 sq. m. (for example, 300 х 300 mm net can be made quite well, but for calculation of its cost 0,75 sq. m will be used, not the actual area of 0,09 sq. m). It depends on the manufacturing cost price sharp increasement, connected by area reduction.