It’s officially springtime in my home state of Michigan! While I’m happy to see the cold and snow gone, this time of year is the worst for my seasonal allergies. Watery eyes, runny nose, constant sneezing — the whole nine yards. Ever since the pandemic, people give me the side eye and avoid me like the plague this time of year. I’m actually looking into getting a whole-home air purifier installed in my HVAC system.
Armstrong Fluid Technology was recognized for its cutting-edge smart solutions that have amplified energy efficiency within the Park Hyatt hotel in Doha.
Plumbing & Mechanical Chief Editor Nicole Krawcke had the chance to discuss the new products and how they meet market needs with Curtis Maderios, lead key account manager for Grundfos Domestic Building Services, and Adam Schwarz, global product manager, program circulators small for Grundfos Domestic Building Services, in an exclusive interview before the products were announced.
The ultra-efficient System M consists of a sleek, whisper-quiet, inverter-driven outdoor heat pump that can be up to 4 times more efficient than a gas furnace, the company says.
The new Ascend Air-Water Heat Pump Model ACX from Trane (140-230 tons cooling, 1500-2500 MBh heating) is a perfect fit for meeting sustainability and efficiency targets for heating or cooling from one electric source, the company says.
Powered by natural refrigerant R744, better known as refrigerant-grade CO2, Lync’s Aegis commercial heat pump is non-toxic, non-flammable, has an ODP (Ozone Depletion Potential) of zero and a low GWP (Global Warming Potential) of 1.
In 2012 the price of #2 fuel oil in upstate New York was approaching a previously unheard of $4 per gallon. This spurred many pending heating system projects to consider the use of cordwood or wood pellets.
Almost 80% of all water consumption comes from two groups: No. 1, thermoelectric power, and No. 2, irrigation (farming). Public supply, which includes industrial buildings, commercial buildings and residences, accounts for only 10%.
As with most things hydronic, there are multiple approaches, and the “best” approach for each installation has to consider cost, aesthetics, access to the existing piping, available wall space and the goal of how the overall system will operate based on existing or newly created zones.