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Philip Ngai

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Top Questions
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15
Can two circuits' neutrals be tied together (not a single neutral wire, but two that have been connected)?
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14
What is the purpose of a watt regulator in my ceiling fan?
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12
How can I add a carbonated water tap in my kitchen?
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11
Why is this smartphone picture better than this dedicated camera picture?
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10
Can I share a 240V outlet between two devices?
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9
How much water do water softeners waste?
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8
Can an HRV replace the air exhausted by a range hood?
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8
What are "termination points" and why do I need them on my electrical supply?
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7
What should the water main connect to first: carbon filter or water softener?
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7
Is there any reason not to use a radiant barrier in the attic?
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7
How do outdoor mist-cooling A\C units fare in real-world usage?
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7
What is electrical code for number of wires in a breaker?
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7
Is a roof sprinker a good idea?
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7
Will I trap moisture in the concrete of basement walls and floors if I seal them with epoxy?
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7
What do I need to do, tax-wise, for a sudden windfall?
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6
How much less power does a three-phase air conditioning unit use than a one phase unit?
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6
Can I power my air conditioning with solar energy?
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6
Should I install an exhaust fan in a new garage?
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6
Does a humidifier cool the air?
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6
How does 4-quadrant metering of 3-phase electricity work?
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6
At what point is a turbine powered ducted propeller considered a turbofan?
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5
Is my window air conditioner cooling properly?
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5
What voltage/amperage garage circuits should I install for welding tools and an air compressor?
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5
Biggest size breaker in 200 amp panel
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5
Do powerline adaptors need to be plugged into outlets that are on the same leg
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