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ProTankless water heaters The gwh 715 ES have a flow rate up to 9.2 gpm with 82% thermal efficiency. The first condensing model gwh C 800 ES offers flow rates of up to 10 gpm, 92% efficiency and the most advance features in tankless technology, yet only requires an input of 199,000 Btu/hr. Available in natural gas or liquid propane and have an outdoor installation option, low NOx burner emissions and solid copper heat exchangers. Bosch Water Heating.
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Range of potable water circulators expanded New stainless steel pumps are ideal for areas where codes dictate the use of low lead content fixtures within potable water systems. Three models including one single speed pump and two with multi-speed operation. All are available with standard union or two-bolt flange, line cord and timer configurations. All are available in 115v, including three with the option of 230v operation. Grundfos. |
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System 2000 System 2000 achieved the “highest reduction in fuel use” in the Brookhaven National Laboratory study, “The Performance of Integrated Hydronic Systems.” The study concludes: System 2000 has the highest efficiency of all heat and hot water systems tested and outperforms the 95% afue gas boiler tested. Energy Kinetics.
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SolarFlex flexible stainless steel insulated piping Connecting solar collectors to the storage tank and pump station in a quick, professional way is now easier, thanks to SolarFlex, a system solution with pre-insulated flow and return pipes for solar hot water heating systems. The pre-insulation solution of two flexible stainless steel pipes inside two epdm closed-cell insulation and the integrated sensor cable saves installation time and reduces its cost because a torch or special tools are not needed. SolarFlex is packaged in a 50-foot continuous coil and offers a complete range of accessories to ensure a smooth, secure, leak-free installation. SolarFlex meets the highest requirements for modern solar heating systems and optimizes thermal efficiency of the entire system. Caleffi. |
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Stackable mod-con boilers The 94% efficient mod-con commercial condensing boiler features a high-grade Inconel, load-matching gas burner with a five-to-one turndown ratio, to meet the variable needs for space heating and domestic hot water in a single application. The 500,000 Btu per hour model will operate as low as 100,000 Btu/h, saving energy on warmer spring and fall days when the heating load is light. Heat Transfer Products. |
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Solar heat exchanger The Regusol X station with heat exchanger for solar energy includes an integrated 3-way valve and control for loading two independent storage tanks for dual use applications, or high temperature boosting for multiple tanks or for larger storage vessels. Oventrop Corp.
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Extendable backwater valve Clean Check valves prevent sewage backup into a residence/building from a plugged sewer system, excess volume in the system or groundwater flooding. Easily installs outside, no manhole, and readily accessible for maintenance. Consist of a tee-shaped valve body, a top and bottom collar with a replaceable pvc flapper. The flapper blocks the reverse flow and prevents a sewage backup. Available in abs and pvc. Proven to save money. RectorSeal.
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Condensing wall-mounted boiler A manufacturer of high efficiency stainless steel heating equipment, company announced the availability of the all-new Prestige Excellence. The Prestige Excellence is a condensing wall-mounted boiler with a built in “tank-in-tank” indirect fired water heater. The first of its kind, this 95% afue boiler incorporates a 15-gallon indirect fired water heater in the cabinet that is capable of producing over 180 gph of domestic hot water. The Prestige Excellence features a uniquely designed stainless steel heat exchanger and is fully modulating between 30,000 and 110,000 Btu/hr. Triangle Tube/Phase III.
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Hydronic controller The new Climate Control - Multifunction is a hydronic controller that offers a dramatically streamlined, less time-intensive approach to installing controls for radiant heating and cooling systems. Instead of creating specific individual controls for domestic hot water, mixing, snowmelt, boiler staging and zone pumping, all of these and other functionalities can now be handled by a single, easy-to-use, programmable control. Uponor.
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Stratos ECO The Stratos eco is the award-winning pioneer for high-efficiency residential circulators. Automatically adjusting to system demands by means of ecm motor technology; pressure by-pass valves, balancing, over-pumping and noisy zones are a thing of the past! Like the commercial Stratos, the eco offers up to 80% energy savings compared to an uncontrolled circulator, consuming only 5.8 to 59 watts. Available in cast iron or bronze. WILO USA LLC. |