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2. Testing, adjusting, balancing - Wikipedia

   en.wikipedia.org/wiki/Testing,_adjusting,_balancing

   In heating, ventilation, and air conditioning (HVAC), testing, adjusting and balancing (TAB) are the three major steps used to achieve proper operation of heating, ventilation, and air conditioning systems. TAB usually refers to commercial building construction and the specialized contractors who employ personnel that perform this service.

3. Cooling load temperature difference calculation method

   en.wikipedia.org/wiki/Cooling_load_temperature...

   The first of the cooling load factors used in this method is the CLTD, or the Cooling Load Temperature Difference. This factor is used to represent the temperature difference between indoor and outdoor air with the inclusion of the heating effects of solar radiation. [1] [5] The second factor is the CLF, or the cooling load factor.

4. MACRS - Wikipedia

   en.wikipedia.org/wiki/MACRS

   The Modified Accelerated Cost Recovery System (MACRS) is the current tax depreciation system in the United States. Under this system, the capitalized cost (basis) of tangible property is recovered over a specified life by annual deductions for depreciation. The lives are specified broadly in the Internal Revenue Code.

5. Automatic balancing valve - Wikipedia

   en.wikipedia.org/wiki/Automatic_balancing_valve

   Automatic balancing systems can be classified as constant-flow or variable-flow. [3] Until recently, constant flow systems were standard in heating, ventilation and air-conditioning (HVAC) systems. Constant flow uses a straightforward and simple design that can be applied to a broad range of projects.

6. ASHRAE 90.1 - Wikipedia

   en.wikipedia.org/wiki/ASHRAE_90.1

   For code compliance there is Chapter 11, which compares an energy model for your building to an energy model for a barely compliant building with the same HVAC system and in the 2016 edition an Appendix G path was added that compares an energy model of your building against a baseline model based on the 2004 edition of Standard 90.1 and ...

7. Cost basis - Wikipedia

   en.wikipedia.org/wiki/Cost_basis

   Basis (or cost basis), as used in United States tax law, is the original cost of property, adjusted for factors such as depreciation. When a property is sold, the taxpayer pays/(saves) taxes on a capital gain /(loss) that equals the amount realized on the sale minus the sold property's basis.