If your new equipment meets our eligibility requirements, you could get a $460 rebate! This program is available to Duke Energy residential electric service customers residing in single-family homes, condominiums, townhomes and duplexes.It’s common to place the heating, ventilating and air conditioning (HVAC) systems for large buildings on the roof. A successful rooftop HVAC installation usually involves the collaboration of an entire team of workers, so that issues related to the roof, structures, electrical and HVAC can be discussed beforehand. If an HVAC system is not coordinated properly, there can be significant problems from the installation or operation of the system. Here are three things to watch for. A large HVAC or condenser system that is set on top of the roof, as opposed to the structure, can bear too heavily on the roof, penetrating the membrane, making the area more vulnerable to developing leaks. SOLUTION: Have a specialized roofing contractor onsite before or during installation of an HVAC system if possible, to advocate for your roofing system.

Make sure to have them onsite for regular inspections of the roof in general, at least twice a year. Having an HVAC system on the roof means that there will be roof top traffic that can result in damage to the roof system. automotive ac recovery unitRegular roof inspections can repair these damage areas before they become major problems.central air conditioning units american standardVaporized water from the HVAC system can cause the same problems as ponding rain water if it collects on the roof; hvac unit 19it can contribute to accelerated aging of the roof material and lead to premature leaks. Constant moisture can also lead to mold and vegetation growth, which can comprise the roof system.SOLUTION: Have a contractor install an interior or exterior discharge lines or pipes from the HVAC unit to the nearest drainage system.

HVAC repair men and women are usually not trained to protect the roof system during installation or maintenance. Punctures to the roof or improperly sealed flashing, caused during the installation process, can lead to a damaged membrane and eventually to leaks.SOLUTION: Its best to have a trained roofer on site during any installation or repair work to observe any concerns and assist with opening up the roof for installation of curbs or pipes. Damage to vulnerable areas of the roof can also be avoided by installing walk pads on areas where there is heavy foot traffic.In an era where climates can fluctuate rapidly, heating and air conditioning is a must. But it should not – and does not have to – come at the expense of roof system. Make sure to enlist a full team of qualified contractors when installing or maintaining your HVAC system, including a rooftop specialist.1. I need a new: Updated Oct 28, 2014 Buying your new HVAC equipment – whether an air conditioner, boiler, furnace or similar

product – directly from an online HVAC retailer represents a substantial cost-saving opportunity. HVAC contractors often build a substantial markup into the price that they quote consumers to compensate for some of the costs of running their business (i.e. sales calls, running loadThere are a number of companies that can offer you substantially lower prices if you purchase your equipment directly, without having a contractor purchase it for you. However, buying consumer-direct equipment can also present a set of potential In some situations consumers may be best-served by getting competitive bids from several contractors, and having the winning contractor purchase and install the unit. However, it is usually possible to save a substantial amount of money if you are willing to take on some additionalThis article outlines the issues you should consider if you are thinking about buying your equipment from a consumer-direct retailer. Equipment sizing affects both the comfort of your home, and the

ongoing costs to operate your new furnace or air conditioner. the equipment is too small, it won't adequately heat or cool your house. If it is too large, it will cycle on and off more often than necessary. This cycling is inefficient and will unnecessarily increase the cost ofYou want to make sure that your furnace or air conditioner is the right size. The only accurate way to determine the appropriate size is to perform a load calculation. If you choose to purchase from a consumer-direct retailer, you have People often choose which furnace or air conditioner to buy based on brand names with which they are comfortable. An alternate approach is to look at the warranties offered by the different brands. (You can find a summary of warranty information on each brand profile in the left toolbar.) provide longer standard warranties typically do so because they know that their risk of costly repairs is minimal. A third approach is to examine the lists of the most highly rated series of HVAC equipment.

FurnaceCompare generates these lists from the thousands of reviews that homeowners and contractors submit to the site: HVAC equipment brands have varying policies on whether they will honor warranties on equipment purchased online. Goodman, for example, says that the warranty of any furnace purchased online is null and void. In general, HVAC manufacturers appear to oppose consumer-direct purchases for several reasons: However, most brands focus primarily on whether you purchased your equipment through a licensed distributor and had it installed by aAfter speaking with representatives from six of the major brands, we have determined that as long as you meet these criteria, you should not have a problem with your warranty. Even with Goodman, which has a policy of invalidating the warranty of any equipment purchased online, the warranty remains valid if you purchase your equipment from a consumer-direct retailer over the phone, rather than placing the order on the internet.