20/12/2018 · This recall involves only Navien condensing tankless water heaters and combination boilers with model numbers NPE-180A, NPE-180S and NCB-180E that have been or will be converted from using natural gas to propane gas. The recalled water heaters and combination boilers were manufactured between July 9, 2018 through October 14, 2018.
Read More29/1/2018 · With gas-fired heating contributing about 60% of what is spent in a year on energy bills*, these new regulations should save you money in the years to come. All boilers installed from April 2018 will need an ErP efficiency rating of 92% or higher.
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