Water Fundamentals
How water moves through a building — from the mains to tanks, pumps and taps, and where it quietly leaks money. A practical course for owners and operators on metering, night-flow leak detection, pressure, cooling tower make-up and what a fair water bill looks like.
Start the course- 1
Building Water Supply System: How Water Reaches Your Tap
Water reaches a tap on the 18th floor through mains, a bulk meter, a suction tank, transfer pumps and a roof tank. Here is what each piece does, why Malaysian buildings store so much water, and where the losses hide.
- 2
Water Pumps in Buildings Explained
Transfer pumps, booster sets, duty/standby arrangements and float interlocks, explained without the hydraulics jargon. Learn what short-cycling and a pump that never stops are trying to tell you, and why every leaking cubic metre costs you twice.
- 3
How Water Meters Work in Buildings
How water meters measure flow, why they under-read at low flows, and why your sub-meters never quite agree with the utility's bulk meter.
- 4
Water Tank Level Control in Buildings
Float valves, level switches and electrode probes decide when your tanks fill and when your pumps run. When one sticks, the water leaves quietly through the overflow pipe and nobody notices for weeks.
- 5
Water Pressure in Buildings, Explained
Why the top floor trickles while the ground floor hammers, what bar and metres of head actually mean, and how excess pressure quietly raises both your leak rate and your pump bill.
- 6
How to Run a Water Balance Audit on Your Building
A water balance audit compares the water your building buys against the water you can actually account for. The gap that shows up is almost always the cheapest saving on site.
- 7
Night Flow Analysis: A Daily Leak Test
Between 2am and 4am, an empty building should use almost no water, so whatever the meter still records is mostly leakage. Night flow analysis turns continuous metering into an automatic leak test that runs every single night.
- 8
Commercial Water Tariff Malaysia: How Billing Works
Commercial water in Malaysia is billed by state operators at rates several times domestic, with an IWK sewerage charge often riding on the same meter reading. Here is how the structure works, and why it makes leak detection pay back faster than owners expect.
- 9
Cooling Tower Water Consumption Explained
In most air-conditioned buildings in Malaysia, the cooling tower quietly outdraws every toilet, tap and kitchen combined. Here is where that water goes, why cycles of concentration decide how much you waste, and how make-up metering turns guesswork into a number.
- 10
Water Consumption Benchmark KPIs for Buildings
A water bill tells you an amount, not whether it is good or bad. Here are the KPIs that make building water manageable: per person, per occupied room, per square metre, per ton-hour of cooling, plus the baselines and alert thresholds that turn them into action.