HRTI is a window company, a siding company, a roofing company, a painting company, a garage door company, a gutter company, and the list goes on. HRTI is truly a full service exterior company. Whether you are dealing with storm damage or an exterior remodel, find a one stop company! Why would you take the time to manage multiple trades and find a separate reputable company to handle each aspect of your remodel when you can find one reputable company to handle your entire project? HRTI can help Photo Nov 21, 4 02 32 PMyou without the stress and the extra cost of a general contractor.