Rather to spend lot of money on heating! Install new window sill to maximize energy efficiency.
The most relevant topics this year are the increase in tariffs for heating, an opportunity to save energy and optimize their own costs. At the same time, many Ukrainians and still have not addressed the replacement of Windows, and therefore will lose money, "heating the street". Although when you install Windows from the profile systems WDS TM can significantly reduce your bills with auxiliary heating or to make your home warmer and do not use electric heaters (respectively again to get the savings).