ASHRAE

Preventive Maintenance: The Best Investment for Multifamily and Commercial Buildings

The Best Investment For Buildings We energy specialists brag about investing the customer’s money at 50% to 100% return on investment, which translates to a one or two year payback. Preventive maintenance (PM) can provide much better payback compared to insulation or other conservation measures, often as short as a month or two. Given the …

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Energy Standards: Common sense Basics

Our Current Energy Standards-Making Process Engineers and other contributors often write national energy standards, or change them without a clear idea of the desired benefits or the unintended consequences. The process of updating standards resembles software updates. The updates aren’t so much designed for the user’s benefits but for the income of the updating organization. …

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ASHRAE 62.2 Ventilation Standard

The American Society of Heating Refrigeration and Air-Conditioning Engineers (ASHRAE) published its current ventilation standard, 62.2-2010 in 2010. The standard has been controversial when applied to existing homes, especially in the Department of Energy’s Weatherization Assistance Program (WAP). WAP practitioners question the cost and the benefits of moving from the legacy ventilation standard (ASHRAE 62-1989) to the far more …

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