Q:Flat open plastic window a little sinking and found the screws a little loose, would like to remove the adjustment, but the hinge will not be demolished, but also in the window, bad operation, please expert guidance, be grateful

Plastic doors and windows of the hinges are generally decorated cover (direct buckle up), need to take this decorative cover to see the screws.

Q:The price of steel doors and windows is calculated

Plastic steel doors and windows of the price by flat, it should be the price of glass with it 5 × 8 and 12 × 1 two kinds of circumference is not the same, but the use of the glass area should be different, so it should be said is not the same material

Q:Will the steel doors and windows are good, or aluminum alloy is good, the living room bedroom needs a large area!

402 stainless steel is good

Q:Steel doors and windows and color steel doors and windows which is good?

The co-extrusion of UPVC resin with colored polymethyl methacrylate (PMMA) or acrylonitrile-styrene-acrylate copolymer (ASA), as well as coating on a white profile, allows for a variety of textures and varnishes Surface color decoration effect. In addition, UPVC resin powder is also added to the pigment mixture extrusion of the body dyeing technology. But there are still different views on this technology, it should be particularly careful in the selection, to check the kind of profiles by artificial accelerated aging test after the color changes. It is recommended to coat the color film with the color film to improve its weatherability.

Q:My house new house ready to install steel doors do not know how good to give you advice

Advantages and disadvantages of steel doors and windows Advantages: Not only beautiful and durable, and the lowest thermal conductivity. In terms of energy saving is far better than wooden windows, iron windows and aluminum windows, is the most effective means of sealing. Ordinary steel prices affordable, economical and practical. High-grade plastic window insulation, anti-aging appearance is not easy to deformation. Now most of the buildings have been popular, the use of large, wide range of use, because steel windows do not use metal, the state also recommended. Disadvantages: Sealing, safety, anti-theft and ventilation quality is not satisfactory. The reason is the lack of supporting the use of high-quality stainless steel hardware, resulting in the current high-grade profiles supporting low-grade hardware dissonant state, and plastic (PVC) can not be degraded, waste plastic windows difficult to deal with environmental protection. There is a gap easy to rust, slightly worse sound insulation, ordinary plastic windows easy to deformation, such as high-grade imports of expensive, thousands of dollars per square meter.

Q:New house put a few years without decoration, is now under the renovation of steel doors and windows have found a yellow rusty kind of things, how to wash away?

Headache problem Please keep it clean

Q:Bathroom plastic steel door frame with what glue

Plastic doors and windows processing is the use of 3 (4) welding machine to welding If the welding hole cracking phenomenon can be purchased special repair glue filling But generally if the weld is completely broken there is no way to bond

Q:Please answer directly, thank you

This door should be calculated according to one, the basic standard toilet door in 1.5 square meters. Folded into square meters should be about 180 yuan. The identification mark is certainly yes, generally at the top of the door (lock position).

Q:Custom steel doors how much money a square

Casually, a bathroom door, two kinds of prices not much difference, 900 * 2100 words Looks like you are a It should be 700 or so point it, + installed 900 it, almost the price, people do not want to do it for you

Q:Will the new processing plant, associated with the installation, is not the business tax and value-added tax have to pay, is the value-added tax, then the tax burden to achieve how much? Small-scale good, or the general taxpayer good

1, steel doors and windows do not belong to the national tax [2002] No. 117, said the "self-produced goods", according to the provisions of No. 117, respectively, according to the mixed sales, the full payment of value-added tax. (The income of the doors and windows is much larger than the income of the installation fee for the income of the doors and windows for the year and the income of the installation fee); ?????2, decoration company occurred on the purchase of goods purchased re-processing, there is a VAT taxable goods production process, the tax should be regarded as the production unit of goods, when its self-produced goods for non-taxable items , It should be regarded as sales of value-added tax, while the business to pay business tax. As for the business tax of the installation business tax can reduce the value of doors and windows, should see whether the steel doors and windows are based on the provisions of Finance and Taxation [2003] No. 16, the provincial local tax authorities listed equipment; ????3, the decoration itself belongs to the business tax services, decoration company itself is not a production unit, which is the decoration of the steel doors and windows, is to install a part of the business, should not be paid as VAT, so the business should be full Pay business tax, not VAT.