Windows demand repairs and replacements owing to wear and tear with passage of time. They are subjected to harsh climatic conditions that affect their performance over the years. Damaged windows allow in drafts of cold or hot air, water leaks, etc. affecting indoor temperatures and ultimately leading to high energy bills. This can be controlled by paying close attention to the condition of windows and taking adequate action to make sure that they are back in shape. If a close inspection of your windows reveal that they need to be replaced, here are a few facts that you should be clear about before going about it. Replacement does not mean replacing EVERYTHING! When replacing a window you ought to know that only the movable parts are replaced and in most cases the frame remains pretty much the same. The glass, the panes, sashes, etc. and other movable parts depending upon the kind of window are replaced for most window repairs and replacements. Also simply restoring the damaged part like a broken or cracked glass, cracked seal, defective pane, etc. can also serve the purpose and render a window as good as new. It is not advisable to rip of the entire window including the frame as this calls for structural changes that take more time and more expensive and involve a bit of brick and mortar reconstruction as well. However, this option can be exercised in case the frames are extremely damaged and only reconstructing the entire thing will help alleviate the problem. Replacing windows is NOT a DIY project It is important for all home owners to remember that window replacement is not a Do-it-yourself project and that it needs professional expertise. Trained technicians from most windows and doors companies have the skill and equipment to deal with such conditions in the most professional manner. Trying to mend windows on your own account is wastage of time and other precious resources. Research well before choosing a service provider There are many big names of windows and doors companies around and it can be pretty daunting for home owners to choose one. Conducting exhaustive research on each of them and comparing their services as well as prices will help decide whom to choose. Reputed brands are always good to work with but they are more expensive than the rest. Also ask for referrals from friends and neighbors. Ascertain cost of replacement and create budget accordingly Replacement of windows can be quite a pricey affair. However this largely depends on which brand you choose, what kind of window you install, whether it is partial or whole replacement, etc. Compare prices of various companies to arrive at an approximate figure and create a provision accordingly.