Flammability - News
Have you ever walked into someone’s garage and noticed their water heater was raised high off the ground? It might look strange, but it’s actually a safety precaution. Plus, if you decide to install a new tank water heater at your home (which we don’t generally recommend), you should be aware of codes for ground clearance. Height requirement for water heater installed in a garage According to the Uniform Plumbing Code, a natural gas tank water heater should be inst...
Uponor’s Board of Directors has appointed Michael Rauterkus as the President and Chief Executive Officer (CEO) of Uponor Group and the Chairman of the Executive Committee. He will join the company and assume the CEO responsibility effective from August 21, 2021. Michael Rauterkus has long experience, wide knowledge and good networks from the industry, as his most recent operative role was being the Chief Executive Officer (CEO) of Grohe AG, a German sanitary technology manufacturer. Vast...
Hitachi introduces a new line of high-efficiency single-zone, mini-split systems, PRIMAIRY mini-split systems. Designed to meet the unique needs of small to mid-size properties such as shops, restaurants, and classrooms, the PRIMAIRY system is an energy-efficient and cost-effective option. Hitachi quality is evident throughout the product line. Features of the product line include: Brushless DC fan motors provide stable, precise, energy-efficient operation. Compact units and long piping ru...
After extensive research, testing, and evaluation, Johnson Controls, the provider of smart, healthy, and sustainable buildings, has selected R-454B, a lower global warming potential (GWP) refrigerant, to replace R-410A in its ducted residential and commercial unitary products as well as air-cooled scroll chillers. Systems using the new refrigerant will be available for Johnson Controls, YORK®, Luxaire®, Coleman®, Champion®, TempMaster®, Fraser-Johnston®, Guardian®, E...
The European Commission and Öko-Recherche recently presented the preliminary findings of the F-Gas review study. The study notably models the degree to which F-Gases could be substituted in RACHP equipment until 2050. Eurovent considers the substitution scenarios unrealistic and has expressed skepticism about the modeling assumptions used by the study consultant. Review of the study The study notably foresees that hydrocarbons could be used in up to 90% of small heat pumps as of 2025,...
From 25 May to 8 June, Danfoss Drives will be hosting four business-relevant Factory Efficiency Days, in order to provide primarily European participants with valuable and innovative ideas on how to elevate energy efficiency in their factories. Renowned, expert industry speakers have been invited to cover everything from energy policies to energy management, distribution, and consumption and to take attendees through some of the technical trends that shape the society in 2021. Overall factory...
When the air conditioner is running properly, it should be nearly silent and should not have any frost or ice build-up. However, when paying attention to the system, home owners will have very likely seen part of it icing up at times. How air conditioners work Before digging into what causes air conditioners to freeze, home owners should understand how they work in the first place. The air conditioner circulates refrigerant between the outdoor condensing unit and the indoor evaporator coil. I...
The Air Conditioning, Heating, and Refrigeration Institute (AHRI) has released a General Position Statement on Decarbonization, advancing the association as a resource for states and localities that are grappling with how to successfully, sustainably, and affordably reduce emissions, related to the built environment. Statement on Decarbonization The paper notes that, “The air conditioning, heating, ventilation, refrigeration, and water heating industry has a long history of providing inn...
The release of the new Optyma™ condensing units and MTZ/NTZ compressors—following the qualification of valves and line components in 2020—means Danfoss has the widest portfolio of A2L-ready refrigeration solutions compatible with R1234yf, R454C, and R455A refrigerants. With increasingly strict requirements to lower the Global Warming Potential (GWP) level of refrigeration systems, cooling professionals have an oppor...
Laars Heating Systems, a globally renowned manufacturer of residential and commercial heating products, has announced the launch of its powerful, ultra-high efficiency floor-standing FT Series Combination Boiler and Water Heater, the only residential combi boiler that simultaneously supplies abundant home heat and endless hot water without interruption. “Home heat and hot water are critical to health and comfort in our daily lives,” said Charles (Chuck) O’Donnell, the Director...
Hi-line Industries, a UK manufacturer of high-quality compressed air purification equipment, has released the 2021 version of its energy-efficient Tundra refrigeration dryers. Most notable among the enhancements is a switch of refrigerant to R513a in models up to and including Tundra 115 (115 cfm, 195 m3/hr capacity). An HFC/HFO blend, R513a refrigerant has no ODP (Ozone Depletion Potential) and a much reduced CO2 impact in comparison with the previous R134a refrigerant. As a result, customers...
Emerson announced it will host an E360 Webinar on Thursday, May 27 at 10 a.m. ET (7 a.m. PT) titled, ‘Preparing for the Safe Use of A2L Refrigerants in Commercial Refrigeration.’ It will be co-hosted by Dr. Rajan Rajendran, Emerson’s Vice President, systems innovation center and sustainability. The webinar, aimed at retailers and equipment manufacturers, will be a roundtable discussion featuring European retailer, ASDA. Commercial refrigeration equipment With the U.S. Enviro...
Nitto, Inc. (a US Subsidiary of Nitto Denko Corporation) announced the launch of the second product in their gas detection line: Ammonia Detection Tape DX-8208A. The new technology allows for the visual detection of ammonia gas leaks by changing from white to blue when exposed to ammonia gas. Identification of ammonia gas Nitto’s Ammonia Detection Tape helps to quickly identify specific leak locations Ammonia gas is commonly used in industries such as refrigeration, ice rinks, fertilize...
Danfoss has expanded its popular range of microchannel heat exchangers, with a new version optimized for use with low-density, low-GWP refrigerants like R1234ze and R515B. The new, world-first technology solves a key design challenge for OEMs transitioning to ultra-low GWP refrigerants such as R1234ze and R515B—especially in large air-cooled chillers using screw and centrifugal compression. Typically, the low density of these refrigera...
When choosing a chiller, there’s more to reducing emissions than the choice of refrigerant. Following is what one needs to know about chillers and new, low-GWP (Global Warming Potential) refrigerant alternatives. 3 Things To Know About Safety Some refrigerant alternatives are mildly flammable: All high-pressure refrigerant alternatives have some degree of flammability. To use these alternatives safely, there are significant implications on product configuration, installation cost, and...
MANN+HUMMEL air filters for room ventilation systems comply with the latest fire safety standard EN 13501 class E (normal flammability). An external fire safety assessment confirms that MANN+HUMMEL air filters, both individual components and the filter as a whole, do not increase the risk of fire spreading or the development of smoke gases in the case of a fire. “In order to guarantee the efficient and, above all, safe operation of an HVAC system, building operators should definitely con...
The 13th Heat Pump Conference, organized by the International Energy Agency, was held in Jeju, South Korea, from 26 to 29 April 2021. CAREL was represented by Sergio Maria Capanelli, Residential HVAC Application Manager, who participated in the event with an analysis of the advantages and reliability of propane air-to-water heat pumps in the residential sector. Addressing energy and environment Following the cancellation of the 2020 conference due to the pandemic, this year’s even...
NevadaNano, an innovator in gas detection sensor technology announced its Molecular Property Spectrometer™ (MPS™) R-290 Propane sensor. The new device is the most accurate on the market, making it an ideal solution for residential and commercial R-290 propane applications including air conditioning, vending machines, commercial refrigeration racks, and clothes dryers. R-290 as an alternative "Nearly 200 countries around the world have resolved to eliminate ozone-deplet...
Carrier Corporation (Carrier) has announced that it has signed agreements to acquire Guangdong Giwee Group (Giwee Group) and its subsidiaries, including Guangdong Chigo Heating & Ventilation Equipment Co., Ltd. (GCHV Global). Giwee Group's proven strength in the VRF and light commercial market in China will expand Carrier's access to this growing, global market. Giwee Group acquisition The global market for VRF and light commercial HVAC equipment is expected to reach approximately US$ 20 b...
In today’s world of ever-changing efficiency standards and certifications, it is imperative for manufacturers to stay ahead of the curve by offering modern equipment that fits the needs of not only the customers, but also local, national and even global environmentally friendly initiatives. Modern day emphasis on green, environmentally friendly technologies to reduce the overall carbon footprint requires thinking outside the box, when it comes to heating and cooling applications. i...
In the current scenario of ever-changing efficiency standards and certifications, manufacturers must stay ahead of the curve by offering modern equipment that fits the needs of not only customers but also local, national, and even global environmentally friendly initiatives. The emphasis on green, environmentally friendly technologies to reduce the overall carbon footprint requires thinking outside the box when it comes to heating and cooling applications. inverter-driven air-to-wate...
AC Supply has decided to partner and stock the most trusted brand in PTACs, Friedrich, at all four of its Tarrant County locations. As a manufacturer, Friedrich believes that Air Conditioning is at the heart of what they do the same philosophy that AC Supply has thrived on for the last 60-plus years. With this mutual mindset of quality and care, a partnership between AC Supply and Friedrich came naturally. Customer solutions When looking at our PTAC line in 2021, we knew that getting the best...
It doesn’t take much effort to convince homeowners of the benefits of tankless water heaters. Whether it’s unlimited hot water (meaning no more cold showers), high energy efficiency, or taking up less space in basement, there’s a lot to like about going tankless. Tankless water heaters However, many customers experience a bit of sticker-shock when they get an estimate to install a tankless water heater in their home. Tankless water heaters have a higher upfront cost tha...
“With patented technology, the Demand Duo R-Series delivers superior, reliable performance and a longer service life,” said Dale Schmitz, Marketing Segment Manager, adding “Switching from traditional tanks to the consistency and efficiency of the Demand Duo R-Series is simple and benefits customers with a lower total cost of ownership.” Demand Duo R-Series Sold in 80 or 119-gallon tank options, the Demand Duo R-Series eliminates the need for new vent penetrations. The p...
Cementex, the safety tool specialists, announces the release of a new lift-front hood in their Ultralight Series of Arc Flash PPE. The lift-front hoods provide a larger viewing area through the updated clear gray color shield, and remain compatible with Cementex’s hood ventilation system, for the possible safety of personnel in environments in and around energized equipment. The ventilation system helps to reduce the risk of dehydration, especially in hot weather conditions. larger view...
Panasonic Heating & Cooling Solutions will showcase its Cold Chain Solutions at the Annual Natural Refrigerants Virtual Trade Show ATMO, organized by Shecco, taking place 30 – 31 March 2021. As a Premium Exhibitor, Panasonic will highlight its CR Series of CO2 Condensing Units which deliver reliable and sustainable refrigeration that is safe and uses patent-free available refrigerant. Panasonic’s CO2 Refrigeration Solutions are ideal for commercial space...
ROCKWOOL has unveiled a new HVAC Resource Hub to help designers and engineers select insulation products for HVAC settings. The online area features a wealth of technical literature, CPD learning modules and useful specification calculators helping users balance air quality versus thermal, acoustic and fire performance. HVAC Resource Hub Within the new HVAC Resource Hub, which can be accessed on the company’s official website, specifiers will find a comprehensive suite of tools to help o...
Wattco heaters can be installed in a tank or a container that is mounted on wheels for easy portability. Many applications demand heat in hard-to-reach places, which require heaters to be situated and moved to nearby locations that are not known beforehand. Highly efficient flanged immersion heaters are used where heated gas or liquid is needed. The salient features of heaters on wheels are that all components, such as temperature controllers and control panels are assembled in one unit. The he...
The term ‘oil flushing’ is used extensively in the process heating industry to refer to the cleaning of pipes and process equipment. Typical applications use immersion or circulation heaters that heat oil for circulating through the system to a desirable Reynolds number. Viscosity and temperature play critical roles in such conventional oil flushing. In many process applications, conventional oil flushing is not suitable to achieve the desired cleanliness. Additional actions are nee...
Although immersion heaters are most often the best possible solution for tank content heating, sometimes it is not feasible. Wattco highlights some key alternatives. Processing tanks, storage tanks, and holding tanks with immersion heaters are regularly used within the processing industry. Whether these contain water, oil, chemicals, asphalts or another fluid, there is commonly a need for the tanks content to be heated. Heat may be required to: Prevent solidifying or freezing. Maintain the...
