What fittings for plastic windows are better? Professionals advise choosing only products from well-known manufacturers. Cheap low-quality analogues can quickly become unusable.
If a company offers a mega-durable functional window from a thick branded profile frombloody "ridiculous" price (and with 100% prepayment of work) - at least you should be wary.
Wooden frames need periodic updating of the paintwork, maintenance of PVC windows is not required. And plastic windows are easier to clean than wooden ones.
Intra-profile ventilation of PVC windows The method of ventilation of a room with closed sashes can be implemented in different ways. Some manufacturers install a slotted, folded or overhead ventilation valve in the PVC profile.
You can choose a package by marking - SPO - single-chamber, and SPD - two-chamber. Some manufacturers offer three and four chamber packages, but they turn out to be too heavy and expensive, while reducing thermal conductivity is not very noticeable. There are other ways to reduce energy losses without increasing the number of cameras.
Frame profiles are slightly different. There are separate designs for bearing racks, sashes, crossbars). In any case, profiles from one manufacturer are used for one window, which are cut at the factory to the required length and assembled into one structure. The elements are connected by special welding or mechanical hardware.
In the event of failure, such a seal can be easily replaced without resorting to calling repairmen. TPE seals are sold in stores, on websites or in the market. They are inexpensive. It is only important to notice the damage in time so that the repair does not fall on the cold season, when it is not very convenient to open the window.
Those. the window manufacturer must have a window conformity certificate, the profile manufacturer must have a certificate of compliance with the requirements of GOST 30673-2013 for the profile, etc.
Plastic can hardly be called an environmentally friendly material, but modern manufacturers have tried to make it as safe as possible for humans. In its manufacture today, components that are harmful to health are not used.
Many opponents of PVC windows argue that wood is better for translucent structures, as it "breathes". Most likely, these people do not know about the existence of exprof Aero plastic windows, which allow air to pass through when the leaves are closed, providing a normal indoor climate without drafts, freezing and condensation.