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2. Common area maintenance charges - Wikipedia

   en.wikipedia.org/wiki/Common_area_maintenance...

   Each tenant pays their pro rata share of a property's total CAM charges, which prorated share is the percentage of the tenant's rented square footage of the total, rentable square footage of the property. A common example of a CAM item is the cost of cleaning the walkways in a shopping mall. It is assumed that every tenant benefits from a clean ...

3. Infiltration (HVAC) - Wikipedia

   en.wikipedia.org/wiki/Infiltration_(HVAC)

   The infiltration rate is the volumetric flow rate of outside air into a building, typically in cubic feet per minute (CFM) or liters per second (LPS). The air exchange rate, (I), is the number of interior volume air changes that occur per hour, and has units of 1/h. The air exchange rate is also known as air changes per hour (ACH).

4. Seasonal energy efficiency ratio - Wikipedia

   en.wikipedia.org/wiki/Seasonal_energy_efficiency...

   The unit is operated 120 days each year for 8 hours per day (960 hours per year), and the electric energy cost is $0.10 per kilowatt-hour. What is its annual cost of operation in terms of electric energy? First, we convert tons of cooling to BTU/h: (4 tons) × (12,000 (BTU/h)/ton) = 48,000 BTU/h. The annual cost of the electric energy is:

5. Air changes per hour - Wikipedia

   en.wikipedia.org/wiki/Air_changes_per_hour

   R p = ventilation rate per person (cubic feet per minute (CFM) per person or cubic meters per minute per person) ACPH = Air changes per hour; D = Occupant density (square feet per occupant or square meters per occupant) h = Ceiling height (feet or meters) One cubic meter per minute = 16.67 liter/second

6. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   The three major functions of heating, ventilation, and air conditioning are interrelated, especially with the need to provide thermal comfort and acceptable indoor air quality within reasonable installation, operation, and maintenance costs. HVAC systems can be used in both domestic and commercial environments.

7. AOL - Finance News & Latest Business Headlines - AOL.com

   www.aol.com/real-estate

   Jay Gilberg bought a five-bedroom, 4,800-square-foot (446-sq-meter) home in the Los Angeles neighborhood of Pacific Palisades in June to merge two households, bringing his two … People 13 days ago