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The article titled "Haymaker Tankless Water Heater Descaler Kit" discusses a descaling kit designed to remove scale and maintain the performance of tankless water heaters. The kit includes a solution, pump, hoses, and a bucket, and is effective in dissolving inorganic deposits that restrict flow and reduce heat transfer efficiency. The solution is citric acid-based, noncorrosive, and VOC-free, and is compatible with various plumbing materials. This information may be useful for library patrons researching water heater maintenance and efficiency. [Extracted from the article]

The article offers a review of Noritz's hybrid electric heat pump water heater, which uses up to one-third of the electricity of a standard unit while delivering equivalent hot water, and features dual 4.5-kW electric elements for backup and quicker recovery, available in four sizes.

The article explores The 565 Thermoplastic Butterfly Valve from GF Pipingconsisting of high-performance plastic componentsthat inc[ude PVDFdisc with fiber-reinforced polyamide housingand EPDM or FKM seals, making it ideally suitable for pressures up to 232 psi and temperatures ranging from 14° F to 176°F.

The article highlights the importance of adhering to NEC Sec. 110.26 and IPC 502 regarding dedicated electrical spaces and discusses instances where violations occur due to encroachment by other trades, such as plumbers and builders. Topics include specific code requirements for working spaces around electrical equipment, examples of violations involving water heaters and gas lines, and the responsibilities of inspectors and builders in ensuring code compliance.

The article offers information on Long dormant, Free Press building undergoes sweeping overhaul with broad system upgrades. Topics include retains dignity that modern buildings never acquired; and thorough bidding and review process, Bedrock chose Troy, MI-based Integrated Design Solutions (IDS) as the engineering firm to support Phase 1 of the project.

VALVES & ACTUATORS New wireless diagnostic devices can identify whenpressure incidents happen while monitoring valveconditions to simplify maintenance programs Any kind of pressurized system, from aresidential hot water heater to a massivechemical reactor, will have some sort ofpressure relief mechanism. Acoustic monitoring devices equipped withWirelessHART transmitters (Figure 3) are now availableand designed for mounting directly to pipesadjacent to valves, direct spring load PRVs, pilotoperated PRVs, steam traps and other common fluidhandling equipment. Monitoring PRVs via WirelessHART networks PRV monitoring transmitters can use the same WirelessHART network as otherwireless field devices. [Extracted from the article]

Smart Cities Utilities across the United States are taking steps tomodernize their business model as a result of smartcity collaborations. Customers also reduce their utility bills, which is usuallywhat they want, says CPS Energy President and CEO PaulaGold-Williams. For CPS Energy, its strong ties to the city council and city plannerin San Antonio as well as relationships with other municipallyowned utilities, like the local water utility and transit authority,make tinkering with smart city solutions promising. Thanks to innovative programs and practices, CPS Energyand other utilities have hundreds of thousands of customershelping them to shave off peaks as a result of smart technology. [Extracted from the article]

The article discusses the Pinellas County School System in Tampa Bay Area, Florida's replacement of commercial tank-style water heaters at Countryside High School with Rinnai Demand Duo Hybrid Tank Systems. Topics discussed include the school system's requirements for an efficient and serviceable water heating units, the drawbacks of tank-style water heaters, comparison between tank-style and hybrid water systems and the cost and ease of installing the Demand Duo Hybrid Water Heating Systems.

The article offers brief information on several heating and ventilation equipment including Demand Duo Hybrid Water Heating System from Rinnai; CITY MULTI air conditioner from Mitsubishi Electric; and Ultraviolet-C germicidal Lamp Flour Meter from UV Resources.

The article discussed the designing and technological modification of High-temperature-hot water (HTHW) system which uses in residential and commercial buildings in the U.S. Topics discussed includes fuel saving, thermal-energy storage, generator selection, heat exchanger and installation of HTHW plant.

The article evaluates several products related to air-conditioning, heating, refrigerating, including FZ Series fluid coolers from AAON, the Buderus GB162 gas condensing boiler from Bosch Thermotechnology, and a complete line of Brute Series gas-fired boilers and volume water heaters from Bradford White.

The article discusses operating a motor vehicle in cold weather places demands on systems unique to the season. Topics include the views of Director of Training, Pete Meier, on vehicle; addition to the mixture ratio, has equally important to check the pH, or acidity, level of the coolant; and tap water has typically aerated to improve the taste.

The article focuses on rules for using flexible cords and flexible cables are more involved than many people believe. Topics inlcude the luminaires and sump pump motors are two examples of this type of use, the former permits easy configuration changes, while the latter accommodates vibration, and the ampacity for overall cord assemblies with not more than three carrying conductors in an ambient temperature.

The article offers information on feeder and service load calculations, which characterize the loads and determine where demand factor apply. Topics include information on how to calculate the demand load for a non-dwelling building; information on neutral load for feeders or services which based on the maximum calculated load between the neutral conductor and any one-phase conductor; and calculation of demand load for thermostat-controlled or intermittently used commercial kitchen equipment.

HRS Heat Exchangers www.hrs-heatexchangers.com The line produces pharmaceutical pellets containing the activeingredientsin capsules. Mayne Pharma wanted to expand and upgradeits existing production capacity for capsule productionby adding a third fluid bed dryer andthe associated equipment, while simultaneouslyimproving temperature regulation to its existinglines. PHARMACEUTICAL PROCESSING HRS Heat Exchangers helped an Australian pharmaceutical company expandits production capacity by supplying a bespoke system which controlsthetemperature of solution materials used in capsule manufacturing. [Extracted from the article]

The article reports on the innovations in the water heating technology in the U.S. The author states that manufacturers in the U.S. develops these technologies to meet the demands of homeowners and to comply with the energy efficiency standards of the U.S. Department of Energy (DOE). Marc Neufcort, certification manager at Air-Conditioning, Heating, and Refrigeration Institute (AHRI), notes that water heater replacements are of an emergency nature.

The article discusses some advances in boiler systems to fit in an intelligent water-heating system. Topics covered include the advantages offered by modulation to boilers, the development of less expensive advanced oxygen-(O2) trim technologies for condensing-boiler systems, and the combination plant method for operating a boiler with a water heater to reduce system waste. Also discussed is the value of remote-monitoring tools for boilers.

the article offers the reviews of several products including Solution semi-custom air handlers from York/Johnson Controls; Eco Mancooler air circulator from Airmaster; and IV-50 EC high- induction centrifugal jet fan from Systemair.

The article discusses engineers and facility managers strive to optimize boiler systems in order to increase performance and efficiency reducing downtime and unscheduled maintenance. Topics include remote monitoring has important than ever during critical times with the COVID-19 pandemic; and using a remote monitoring system developed by the boiler manufacturer enables facility managers to make informed decisions and perform maintenance efficiently.

The article offers information on several boilers including the XFIIRE water heater and boiler by Raypak, the Magnatherm FT commercial boiler by Laars, and the NOBLE fire-tube combi boiler by Lochinvar.

The article focuses on commissioning for designing and building accurate and economical water heating equipment and systems for the home. It details the pre-design phase of the quality-assurance process of commissioning. The functions of the commissioning authority are explored. It describes the construction phase.

Evaluates several heating and ventilation equipment introduced in the U.S. market in January 2005. Fan Coil UVC Kit from Steril-Aire Inc; Acutemp tankless water heaters from Keltech Inc.; Air intake filters from Air Solution Co.; F-2200 vortex mass flow meter from ONICON.

Discusses the installation of indirect water heaters. Use of an aquastat or temperature sensor; Function of a pump in the circulation of hot water; Significance of stratification to the performance of a water storage tank; Insulation of hot water pipes.

Provides information on common indirect water heater organization and method issues that can be avoided at specification. Description of several models of indirect water heaters; Disadvantages of indirect water heaters with built in aquastats; Effect of Legionella bacteria that like to live in warm or hot water on humans.

Reviews the process of water-heater and boiler sizing, and provides commercial design guidance for laundries and car washes in the U.S. Basic systems for boilers and water heaters; Methods in car washing; Information on commercial laundry applications.

Evaluates several heating, piping and ventilation equipment and supplies. Bryan indirect water heater from Bryan Steam; Clearfire firetube boiler from Cleaver Brooks; Smartfan Nimbus digital fan control from Control Resources; CompleVent ventilators from Des Champs Technologies.

The article offers information on the level measurements for two specific applications, feedwater heaters and boiler drums. Topics discussed include attaining stability and efficiency through changing load requirements; effective level control to protect against turbine water induction and exposing tubes to the steam for maximum heat transfer; and installation of guided wave radar (GWR) level instrument for maintaining accuracy.

The article focuses on the things that owners should know about tankless water heaters. Topics discussed include Heating, Ventilation and Air Conditioning (HVAC) systems, economic advantages of tankless water heaters and tankless water heaters' 20-plus years life cycle. It notes that temperature control is the key specification when evaluating tankless water heaters.

Advanced features include 15:1 turndown ratio for DHW and up to 11:1 TDR for heating, built-in advanced DHW recirculation controls, 2-in. venting upto 65 ft. and 3-in. venting upto 150 ft., common venting capability with uptoseven NPE tankless water heaters, cascadecapability with up to 15 NPE ~ ~ units, and field gas convertibilityto NG high altitude or LP. 0 D NEW PRODUCTS Armor Condensing Water Heater Line The Armor Condensing Water Heater Line from Lochinvaradds five models rangingfrom 399,000 to 1 I-l~l million Btu/hr. The no-pump models can be integrated with combi boilers offering hot watertothe home while isolatingthe space-heating loop from the DHW loop. [Extracted from the article]

The article evaluates several heating, piping and air conditioning products including the Greenpipe recyclable polypropylene-random piping system from Aquatherm, the ARMOR water heaters from Lochinvar, and AppStat BAC-400 thermostat from KMC Controls.

The article presents questions and answers related to conventional and condensing boiler technology including the most important considerations when choosing conventional and condensing boilers, the differences in operation and maintenance procedures and what to consider when integrating control systems with new and existing boilers.

Examines the factors to consider in the application of single and multiple condensing hot water boilers. Suitability of condensing boilers for low-temperature systems; Purpose and provisions of the South Coast Air Quality Management District Rule 1146.2, Emissions of Oxides of Nitrogen From Large Water Heaters and Small Boilers; Advantages of a multiple-condensing boiler system over a single-condensing boiler system.

Focuses on the basics of selecting, sizing and installing indirect water-heating tanks and pumps. Factors that need to be considered in installing indirect water heaters; Details of the sizes of pumps and tanks; Information on how to pump boiling water.

Discusses the advantages and disadvantages of indirect water heaters and direct-fired tank heaters. Effect of lime in the water on water heaters; Impact of the increase and decrease of heat on the energy efficiency of direct-fired water heater; Problems with separate water heaters.

The article offers information on the features of the most viewed products from various manufacturers in 2016 including InstaKey KeyControl program from InstaKey, ezH2O bottle filling stations from Elkay and gas water heaters from PVI Industries.

The article offers information on a safety campaign conducted by the National Association of State Fire Marshals (NASFM), Washington, D.C. in order to encourage electrical contractors regarding the importance of proper bonding of yellow-jacketed corrugated stainless steel tubing (CSST) in gas piping system. It informs that yellow jacketed CSST works to supply natural gas and propane for several applications in equipments which include gas appliances, furnaces and water heaters.

The article presents questions and answers related to the 2020 National Electrical Code (NEC) in the U.S. including the NEC requirements for ground-fault circuit interrupter (GFCI) protection of appliances, code requirement for sizing the current device and conductors for an electric water heater, and NEC requirement for the listing of appliances.

The article explores Ihe branch-circuit overcurrent de- 18.75A (6) sump pumps, and vice and conductors for fixed storage- Circuit Protection = 18.75A x 125% (7) dishwashers. type water heaters that have a capac- = 23.44A, use next size up rule: 25A Note: Sec. 210.8 specifies require- ity of 120 gal or less must be sized not [Sec. 240.6(A)]. ments for GFCI protection for the re- smaller than 125%.

Recounts technological innovations in the electric power transmission and distribution during 1980 in the United States. Includes operation of the first 765-kV short frequency [sub 6]-insulated transmission substation; Installation of one-way radio-controlled switches on water heaters of customers; Billing cycle reduction using electronic meter-reading system.

The article evaluates Conquest gas-fired water heater from PVI Industries.

An introduction to the journal is presented in which the editor discusses various articles published within the issue including a tribute to Bill Vallett Sr. of Lochinvar Corp., a developer of commercial water heater and the Goswamis family and their patented Molekule PECO air purifier.

Focuses on the cost savings realized by the Collingwood Public Utilities Commission (CPUC) in Ontario, Canada from the installation of a load management system and establishment of a full-fledged SCADA system to control customer water-heater load. Background on the SCADA system; Water heaters; Load control process; Load monitoring process; Power costs; Savings.

The article discusses the American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE) Standard 188 which recommends that facility managers implement stronger safeguards against Legionella through risk assessment and risk management practices. Topics discussed include the standard's coverage of potable water systems, cooling towers and evaporative condensers and its application to most healthcare facilities and multiple housing units with centralized water heaters.

IntelliShift WWW.INTELLISHIFT.COM/ABOUT/ FIELD FORCE TRACKER SOFTWARE helps manage service business operations via custom quotes, invoice, schedule, dispatch, bill and other capabilities. Industry News 40 • FEBRUARY 2021 www.contractormag.com AUTOBID SHEETMETAL 2020V1, MECHANICAL 2020V1 provide access to MEP pricing content, such as accurate and up-to date pricing, quotes and spec sheets. StructionSite WWW.STRUCTIONSITE.COM THE CONSTRUCTION MANAGEMENT MOBILE APP streamlines field workflows. [Extracted from the article]

The article presents questions and the answers on topics related to NEC Consultant requirements for GFCI protection for branch-circuit receptacles; and the NEC branch-circuit rating requirements for individual appliances.