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NEW HEAVY-DUTY 0015-IFC 3-SPEED PUMP

THE NEW HEAVY-DUTY 0015-IFC 3-SPEED PUMP is ideal for medium-sized hydronic systems. read more

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ULTRA SETTER CONTROL VALVE

THE ULTRA SETTER CONTROL VALVE provides full stroke modulation while maintaining 100% authority at all times. read more

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COMMERCIAL GRADE SYSTEM DESCALER KIT

THIS COMMERCIAL GRADE SYSTEM DESCALER KIT is designed for use with large capacity appliances. read more

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SPIDERFIRE LINE OF HIGH-EFFICIENCY CONDENSING WATER HEATERS

SPIDERFIRE LINE OF HIGH-EFFICIENCY CONDENSING WATER HEATERS now includes 80-gal. capacity models to join their 100-gal. capacity units. read more

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SNAP ZONE VALVE

THE SNAP ZONE VALVE is a four-wire thermo-electrically operated on/off zone valve designed for heating and cooling systems. read more

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A prototype geothermal system is replaced

BY CAROL FEY Recently Dave Roush of Roush Plumbing & Heating in Marion, Ohio, finished replacing an aged prototype ground-source pump-and-dump geothermal heat pump with a brand new system in my...

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Taco acquires Hydroflo Pumps

CRANSTON, R.I. — Taco Inc., a supplier of advanced equipment and systems for use in HVAC applications, has announced its purchase of Hydroflo Pumps of Fairview, Tenn. John Hazen White Jr., owner of...

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Alaska’s high-flying hydronics

ANCHORAGE, ALASKA — On Joint Base Elmendorf Richardson (JBER), near Anchorage, Alaska, construction is booming like the sound barrier being shattered.  The USAF’s 3rd Wing is stationed at JBER, ready...

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THIS ENGINEERED WATER MANAGEMENT SYSTEM

THIS ENGINEERED WATER MANAGEMENT SYSTEM is designed to manage harvested rainwater, stormwater, graywater, process and foundation water for reuse as cooling tower, toilet and irrigation makeup. read more

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ENDURA PR (PRESSURE BOOSTER) CONTROL PANEL

THE ENDURA PR (PRESSURE BOOSTER) CONTROL PANEL is designed for commercial pressure booster applications using 1-4 VFDs, and includes the VFDC-4000 controller and one VFD for each pump. read more

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Modern hydronics: an enabling technology for alternative energy sources

MILWAUKEE — Any contractor who has not heard John Siegenthaler speak should jump at the opportunity because he always has something new and interesting to say. That was the case at the Solar Thermal...

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After a decade, hydronic system reaches its summit

COLORADO SPRINGS, COLO.—You can lead a blind man to the top of Mt. Everest, but you can’t keep a house comfortable with mangled hydronics. Mike O’Donnell ought to know. Because, in fact, he has lead a...

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Sizing mini split systems — Don’t oversize, choose the right equipment

BY GERRY WAGNER A question I pose to the attendees of each mini split class I conduct is: Can you oversize an inverter ductless mini split system? Before you start writing your reply to what I’m sure...

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Efficiency is immune to the law of gravity

ModCon Service and Support Inc. oversees Anchor Homestead’s hydronic retrofit HANOVER, MASS. — Despite the harsh winter in the Northeast, one Massachusetts family was the coziest they’ve ever been...

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PRESTIGE IAQ THERMOSTAT

THE PRESTIGE IAQ THERMOSTAT controls temperature to an industry-best +/- 1 degree of accuracy. read more

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Navien Celebrates 35th Anniversary

April 30th marked Navien’s 35th year in business. read more

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BOILER CONTROL 284

THE BOILER CONTROL 284 offers flexibility in mixed boiler plant operation. read more

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The NATE advantage: the gold star of technician certification

BY JOHN MESENBRINK ARLINGTON, VA. — Toward the beginning of our conversation, the age-old contractor topic came up: train your employees with a chance of them leaving or not train your employees and...

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Builders, tenants find the right answer at Answer Heating & Cooling

Often, there’s no need to rewrite the recipe for success. Other times, you need to shake it up a little. FREELAND, MICH. — Building, holding, and maintaining apartment complexes can be complicated...

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Put John Barba to work!

Taco’s Borrow Barba Contest gets quirkier, dirtier each year CRANSTON, R.I.  — Taco’s"Borrow Barba" contest just gets quirkier and dirtier each year. According to John Barba, Taco’s residential...

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