Page 153 - GRIHA Manual Volume IV - Introduction to National Rating System
P. 153
144 Griha Manual: Volume 4









Instant power meter Instant VI, PF, and kW











Three phase power analyzer Hourly VI, PF, and kW











Lux metre To measure lux levels











Flow metre Flow measurement












Digital temperature indicator To measure temperature of water







3. Water and waste audit

Water audit: Water audits are conducted to understand the water supply, consumption, and
discharge pattern in buildings. It can be very effective water management tool in a building.
Water audit identifies measures that can be taken to reduce the water consumption and
losses in a building and estimates the potential of water saving.
While conducting a water audit, the complete movement of water from the point of entry
into the building to its discharge is studied. The unaccountable water losses are quantified
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