Philip Ngai

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1,882 reputation
148
bio website none
location California
age 54
visits member for 1 year, 3 months
seen 7 mins ago
stats profile views 49

Interested in plumbing, networks, electrical, HVAC.


72 Answers

newest activity votes
8
What are “termination points” and why do I need them on my electrical supply?
8
Can I share a 240V outlet between two devices?
7
What should the water main connect to first: carbon filter or water softener?
6
Should I install an exhaust fan in a new garage?
6
Can two circuits' neutrals be tied together (not a single neutral wire, but two that have been connected)?
5
Can I power my air conditioning with solar energy?
5
What is the purpose of a watt regulator in my ceiling fan?
5
Is my window air conditioner cooling properly?
4
Why do builders say that wet concrete/mortar is not as strong?
4
How does 4-quadrant metering of 3-phase electricity work?
4
What is electrical code for number of wires in a breaker?
4
Is there any reason not to use a radiant barrier in the attic?
4
How much less power does a three-phase A\C unit use as apposed to a 220v unit?
4
How can I add a carbonated water tap in my kitchen?
4
How much water do water softeners waste?
3
Will I trap moisture in the concrete of basement walls and floors if I seal them with epoxy?
3
How can I verify that the protective earth/ground is separate from the neutral wire in an electrical AC installation?
3
Is it expensive to switch from an 80% to a 90% efficient furnace, to comply with the new mandate?
3
furnace for central air heating, as what for central air cooling?
3
Can I use an exhaust fan instead of a hood in the kitchen?
3
Is an ungrounded GFCI outlet safer than a plumbing-grounded non-GFCI outlet?
3
Can I add four 20Amp circuits in a subpanel with a 10-3 feeder?
3
How do outdoor mist-cooling A\C units fare in real-world usage?
3
Drilling “misting” pin holes in PVC
3
How can I filter iron out of kiddie pool water?
2
Why is it OK to use a 50 A receptacle on a 40 A circuit?
2
Does a humidifier cool the air?
2
Can an HRV replace the air exhausted by a range hood?
2
How much drainage pipe should I bury for a new downspout?
2
Can I put a sanding drum in a routing table and use it like a spindle sander?
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