Most hotel managers have learned through experience that their toughest, crankiest customer is an unhappy guest at midnight or 5 a.m. They’ve either had a long day of travel or just woken up and have ...

Photo: Cala Systems Startup Cala Systems, which makes seriously smart heat pump water heaters, has secured $5.6 million in seed funding and commercially launched its product.. The round was led by ...

BOSTON, MA — (GLOBE NEWSWIRE) — Cala Systems (Cala), creator of highly-intelligent heat pump water heaters that ensure comfort, save energy, reduce emissions, and integrate with the home, today ...

THE MULTIFLEX THERMOSTATIC MIXING VALVE is the latest addition to the company's Heatguard line. It combines a thermostatic mixing valve, a flexible connector and a water heater tee in a single package ...