In a December 2014 Plumbing & Mechanical Hydronics Workshop column, we discussed the benefits of dual-fuel systems that combine a geothermal water-to-water heat pump with a mod/con boiler. The boiler ...

I walked up to the ATM machine the other day, put the card in, punched in the code and got a rejection slip instead of cash. “Transaction selected is not allowed.” I pulled out the card, waited for ...

Taking adequate time to plan a maintenance program — even before ordering a boiler and deaerator system — will increase uptime and safety. FIGURE 1. In this boiler, low water controls were not ...

The Ministry of Defence (MOD) has invested in more than 1,000 retrofit boilers that will reduce energy consumption across a number of its UK establishments. Dynamic Burner Management Units (DBMUs) ...