IRVINE, Calif. — Navien has begun distribution of the new NFB series high-efficiency condensing fire tube boilers. The NFB series is now available in two models, NFB-175 (175,000 Btu/h) and NFB-200 ...

KD Navien's CEO worldwide, Joon Kee Hong, signs the actual one millionth unit during the celebration. COSTA MESA, CALIFORNIA — Navien, a global leader in condensing boiler and water heating technology ...

Primary/secondary piping systems improve boiler efficiency by providing hydraulic separation and precise flow control, especially in condensing boiler applications Emerging technologies like electric ...

Steam is a marvelous way to transport large amounts of energy effectively and economically. That is why Steam has been the cornerstone of campus, district heating, and process systems for the past two ...

AKRON, Ohio – The city of Akron and Akron Energy Systems (AES), the city’s district energy provider, have received the first of three high-efficiency natural gas boilers for the city’s ...

We just had a high efficiency gas boiler installed in our 3-story rowhouse. Our heating contractors ran two PVC pipes into our lined flue. One of them continues all the way up to the roof and out the ...

Dawn Weinberger is a freelance writer in Portland, Oregon who has contributed to numerous publications and websites over the past 20 years, including RD.com, Glamour, Women's Health, Entrepreneur, and ...