What in addition to formaldehyde works well for newly renovated houses?

1, air purification and filtration: different products have different principles; Generally, construction is not required, and the installation manufacturer will provide it. The disadvantage is passive filtration, which is absorbed by people in the process of filtration. In addition, many manufacturers' filter elements are unqualified, and the purification rate is only half of that advertised. It has a certain effect under the condition of little pollution after decoration. Once the pollution exceeds the standard, the function of the purifier is relatively small; Can purify all kinds of harmful substances, but it is harmless to others after use, and it is also a certain degree of treatment; Duration: Different products are different.

2, green plant adsorption method: flowers and trees can absorb some harmful gases; Don't buy it just to smell it. If you think that you can absorb all the harmful gases by buying a certain kind of flowers and plants, you are all wet. It is suggested to give priority to viewing, supplemented by smell. After all, they are for viewing. If you want to use them to eliminate pollution in home decoration, you are all wet.

3, biological in addition to formaldehyde method: each has its own principle, saying that biological enzymes feed on harmful substances, and after eating, mold will automatically decompose and die; Usually sprayed on furniture or in the air, the effect was really good at that time, but it began to recover slowly in a few days, so it must be sprayed continuously. Generally, it has the best effect on removing formaldehyde in the air, but the effect on formaldehyde in the board is poor. In addition, we should also pay attention to whether the product will lead to discoloration of furniture. , and it is best to consult clearly before buying.

4. Photocatalyst: Catalyst is a kind of catalyst. Under the action of this catalyst, harmful gases will be decomposed into water, carbon dioxide and other harmless substances when they encounter light with a certain wavelength; Must be a professional construction, you can't do it yourself, and most of the products that claim to be used for construction are exaggerated, please choose carefully; At present, there are many such products on the market, so there must be light, otherwise the effect will be poor.

5, activated carbon adsorption: pure physical adsorption, no secondary pollution, during the SARS period, activated carbon masks, gas mask filter boxes, activated carbon filters for water purifiers, refrigerator deodorizing boxes, etc. Are made of activated carbon, so are activated carbon odorants; The use effect is good, and it can adsorb all kinds of harmful substances, but don't think that it is tasteless to use activated carbon at home. In the process of use, regular sun exposure will restore activity to a certain extent and prolong service life.

People's Network-Must See Before Renovation? The advantages and disadvantages of in addition to formaldehyde method are fully revealed.