b'PRINCIPALES LEONSquestions we asked was: Are you satisfied with your heat pump? No homeowner reported being unsatisfied; 88 per centThe financial case can be very compelling. reported being satisfied or very satis-fied; and 12 per cent were neutral. OurAdditional upfront costs can be low or assessment is that those that have opted to install a heat pump are generally happy with it. negligible after rebates and no-interest loans, This is a positive sign, but as installs ramp up, the need to ensure that theyand substantial annual savings are possible. are done right increases. Weve gathered lessons learned from homeowners andThis means the payback can be immediateindustry experts. Some highlights are discussed below.Ductwork ASHPs require higher airflows. However, many conventional heating systems are drastically oversized (weve seen up to 300 per cent) and this means that the ductwork can often support an ASHPOver 50 Years ofthat handles a significant fraction of the heating, if not the full load. The potentialExperience in the Industry!consequences of not considering airflow are noise, malfunctions, diminished performance and unhappy homeowner clients. The best approach to determine the ductwork airflow capacity is just to measure it. New airflow meters useMake Your Building Smarter with Yorklanda sensing grid that slides easily into a furnace filter slot and quickly provides allYour Source for Intelligent, Integrated Solutions.the needed information. Electrical Even if the heat pump is replacing an A/CVerasysBuildingControlsSolutionforLightCommercialand unit of comparable nominal capacity,Mid-Size Buildings. Verasys controls make it easy to configure a vast it is still important to verify the wirearrayofHVACRequipmentandcontrolsforlightcommercialand and breaker requirements of the ASHP and check the needed panel/servicemid-marketapplications.Improvecomfort,eiciencyandoperating capacity with calculations provided in thecosts for building or nationwide chain.Canadian Electric Code. There are options if the panel is constrained: the homeowner can upgrade (if feasible), choose a hybrid system to reduce the electrical require-ments, and/or they can also make space on the panel (for example they can replace an older electric dryer with a condensing one that has significantly lower current requirements). Properly considering these factors can give homeownersbetter options and help avoid costly mistakes, like unexpected upgrades orRemote Monitoring. equipment replacements. Any smart device. Anytime.SizingExisting HVAC equipment is generallySmartnot a great indicator of heat loss, andSimplerules of thumb are inaccurate. The best practice is a CSA F280-12 heat loss calcu- Powerfullation but a close approximation to it is the heat loss determined in an EnerGuide audit report. Another source of data that can further inform heat loss calculationsMore information Yorkland Controlsare the historical utility bills, and this is discussed in a video tutorial on ourwww.yorkland.net(877) 733-3833webpage (that also contains other ASHP resources): smarterhomeheating.ca. Spring 2023 Insight31'