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The what in be being installed forcedly is the most important? Take cover engineering. The what in take cover engineering is the most important? Water and electricity is transformed. That is to say, in be installed forcedly, water and electricity is transformed is Chongzhongzhi is weighed. But namely so a the most important segment, however a lot of people express by hole, it is the price, 2 it is construction.
Fly today Mo Jun tells the story that tells water and electricity to transform backside to you, why does the price have difference, jerry where be.
Others is spent 2000, why am I spent 20 thousand? Have two likely: You are done not have by hole, you by hole.
You are done not have by hole!
How was compared by hole is others floriferous so much money? Fasten urgent, will become a question and answer first:
Did old line change? Is changing completely still local change?
How many does the return measure that strong report weak report distributings have?
Does the amount of obligate have switch electrical outlet how many?
What brand are PPR conduit and PVC fulgurite and fittings, fittings?
Water and electricity takes the land or take a top?
Whether does the ground open slot?
If you are complete house water and electricity is new layout, electrical outlet of loop much switch is much, material also chooses big shop sign, take a top, groove does not leak, all of home appliance of clean water of warm, central air conditioning, new wind, whole house, intelligence wants the land, complete set is done never mention it 20 thousand, 3, 50 thousand be a likelihood.
You still can go the construction site of 2000 has a look, what their water and electricity does is absolutely without your standard of 20 thousand, after all a minute of price a minute of goods.
You by hole!
The 150 wire that can buy, others quotes to you 250, of hole is you not know the business! If be the valuation that press rice, circle detour to you again, buy some of electrical wiring and line valve more, compare others minute minutes floriferous thousands of.
Water and electricity is an opaque link, how did valuation construction group say to calculate. Put away for groove, original come to an agreement or understanding a chamfer how many money, final close an account is according to groovy inner tube the amount of the line calculates however, turn over 3 times immediately. Still have the sort of fade bad, brick wall opens groove to also calculate fund by concrete wall to you.
These should say to be clear about ahead of schedule, valuation also should come according to actual quantities of spot actual measurement.
But if be encountered very of low also should have vigilant heart, or does not use good data to you, take a course less, or installs an outfit to wear look for pretext to increase a price, here many chamfer, a line takes over there, as dilettante you still have to agree, always cannot not install a half, cash pledge has been handed in.
What does jerry way have?
The price was cleared up, be about to stress construction quality below.
Go the spot looks, askew taking a line, a bit not carefully and nearly, electrical wiring conduit is pulled sideways casually, metope is opening big horizontal slot, water electrician still vows solemnly say to need not worry, such doing.
▲ cannot open big horizontal slot
Fasten a letter! Making water and electricity just is not such! This is non-standard construction, later future trouble is boundless.
Jerry it is construction not only non-standard, some companies still change secretly stealthily your fittings. What you sign with him is the conduit of A card and fittings, he changes B stealthily to you; Should use 3, the place of the bend such as turn crossing the bridge also does not have interface, replace some more expensive hot water canal to wait with cheap cold conduit.
Spend money to make the water and electricity that come so, do not say money spends the crooked that get kid, outfit became good still do not know to be able to live a few years really, once bad should spend again tens of thousands of go repairing.
Make the same score upend besides the horizontal stroke, when water and electricity transforms, you notice these detail even:
Open slot
? Below the circumstance that assures demand, must open slot less, although open slot, also cannot leave very deep very wide chamfer;
? The cop laid of Sunday run must go support or the ground;
? Metope opens fore-and-aft slot as far as possible, small system wall is transverse open groove not to exceed 50cm, main wall cannot exceed 10cm, heat preservation wall does not exceed 100cm inside.
? Metope cannot inclined open slot;
▲ cannot inclined open slot
? Ground turning should walk along arc to bend and not be orthogonal turn, convenient later period changes;
? The diameter that opens groove to compare conduit commonly is deep (wide) 0.5cm left and right sides, the canal of 16mm, deepness opening slot is 20mm, the canal of 20mm opens groovy deepness is 25mm.
? Conduit walks along a day not to take the land, will protect conduit to avoid trample of later period construction 2 although later period is slack,come, condole carries maintenance of it may not be a bad idea on the head.
Wiring
? The electrical wiring of dark apply must use PVC bushing or iron pipe wears a canal to lay, the light or jacket line cannot enter a wall directly, of such cloth is live wire, can twitch back and forth when the examination shown electrical wiring.
? Electrical wiring cannot have contact and twist together inside online canal, electrical wiring should hold circular arc record in turning.
? Although now electrical wiring is insulation mostly, but across of strong weak report still does good tinfoil to depart, do 2 heavy protection, avert signal interference;
? 0 lines, look line (live wire) must have distinction with the electrical wiring of ground wire, cannot mix will use, generally speaking 0 lines are gules, ground wire to be olive filament for line of blue, look.
? The connect of all electrical wiring should leave the surplus that has 15cm, so that install line box face plate in the future.
? Cold hot water is in charge of the distance between to be controlled in 10-15cm commonly, according to " left heat is right cold, heat falls on cold " normative laid.
? Conduit and power source, light tracheal the distance between has exquisite, the distance between all sorts of conduit must is more than be equal to 50mm.
Water and electricity transforms this great event, you should be taken hold good sense of property, cannot anxious to get things on the cheap, also cannot eat to have a deficit greatly, also do not believe what acquaintance, after oneself make an on-the-spot investigation on the spot, feel to rely on chart search again.