Generally speaking, primer is the first basic line of defense for wall painting or painting system. The wall coated with primer not only has a better protective effect on the wall, but also has a richer visual effect on the wall. Many netizens are more concerned about whether the wall needs to be protected with a layer of primer, and Bian Xiao's suggestion is that if you don't have enough confidence in the quality of the wall at home, it is still necessary to use the primer as the first line of defense for the wall.

This time, Bian Xiao will recommend four types of parapets to netizens for reference.

Recommended products: PPG Master Paint Qingyi Interior Wall Primer

Reference price: 538 yuan (1GAL)

A professional primer is very important to solve the problems caused by the wall more professionally. The model of PPG Master Paint is 50- 1 180, which is the primer for Qingyi interior wall. Packaging in the United States and direct import are different from imported cans. It has the functions of alkali resistance, adhesion and sealing, and has the characteristics of fresh smell and environmental protection.

Not only the packaging is unique, imported from the United States, but also the whole system has high coating rate, ultra-low VOC, clean taste design and rich colors, which can provide nearly 2000 standard colors. The quality is generally higher than that of similar products on the market.

Master Qingyi's interior wall cleaning primer is packaged in beige appearance, giving people a warm and comfortable feeling. The surface of the tank is printed with the usage method and component content of the product, with detailed instructions and clear font printing, which is convenient for consumers to check. The construction method can be brushing, rolling and spraying, which is suitable for various decoration styles.

Strong alkali resistance, effectively preventing the top coat from being damaged due to the leakage of alkaline substances inside the wall surface, effectively preventing the wall surface from frosting, sealing the surface of the base material, forming a good flat brushing surface, and making the decoration easier.

Editor's comment: This product has the characteristics of alkali resistance, strong adhesion and sealing function. Rich in color and strong in selectivity, it is suitable for various styles of decoration. Excellent environmental protection performance, VOC, free formaldehyde, benzene and heavy metals have not been detected, and it has obtained the strictest SCAQMD standard in Southern California, and its quality is guaranteed, so it is worth buying.

Recommended product: Dulux full-effect odor-purifying primer 5L.

Reference price: 308 yuan

Dulux all-round odor-purifying primer, with its multi-functional characteristics, comprehensively enhances the efficacy of topcoat and creates a comprehensive and professional primer product.

Its primer not only has the basic functions of alkali resistance and covering fine lines on the wall. Its breakthrough taste purification formula makes the product more environmentally friendly and safe in use.

The total performance of the coating has nearly ten functions, including waterproof, breathable, quick-drying, antibacterial, stain-resistant, wear-resistant, scrub-resistant, pulverization-resistant, ultra-low VOC, formaldehyde purification, breakthrough odor purification formula and other functions.

Dulux full-effect odor-purifying primer is suitable for matching with various Dulux wall paint products. Excluding the wall under special circumstances, theoretically, one liter of Dulux full-effect pure flavor primer can be painted on each floor of 13- 16 square meters, and the characteristics of high painting rate make the product more affordable in terms of price advantage.

Editor's comment: This product can be painted by painting, rolling or spraying. Usually, the primer needs to be brushed twice. The product should be diluted with clear water. Usually, one part of water (10-20%) should be added to five to ten parts of paint, and no more than 30% water should be added to dilute the product.

Recommended products: Nippon wall protection cleaning all-round primer 5L.

Reference price: 238 yuan

Primer is used before wall decoration, its purpose is to effectively seal the wall, resist the penetration of alkaline substances on the wall and protect the wall.

Nippon wall-cleaning universal primer, on the basis of retaining all the excellent functions of universal alkali-resistant primer, adopts the internationally advanced "IPS+" technology to purify the residual odor precipitated by the coating itself.

This product can effectively penetrate into the wall and strengthen the wall foundation. Good adhesion, can strengthen the wall coating effect. Super mildew-proof ability can reduce mildew caused by environmental impact.

Editor's comment: Nippon Wall Guardian Pure Flavor All-around Primer is recommended to be matched with Nippon Pure Flavor 120 series wall topcoat, so that the effect of the wall is more secure.

Recommended products: Fenlin paint, Veva interior wall primer, 3L package.

Reference price: 428 yuan

The Viva series products of Fenlin Paint are produced in Estonia, one of the seven largest factories in the world, and have many environmental protection and safety certifications. Enterprises have joined the EU's "Responsible Care" program.

Fenlin paint Weiwa interior wall primer is characterized by comprehensive enhancement of paint film and super anti-pollution formula, which can effectively resist the natural adsorption of various pollutants on the wall.

The product can effectively seal the wall surface, and has the advantages of scrub resistance, strong hiding power, good crack hiding, alkali resistance, antibacterial, moisture-proof, color matching, quick drying and easier construction.

Editor's comment: The primer is matte, and the high temperature resistance can reach 85℃. Under normal circumstances, the surface can be completely dried in half an hour, and the surface can be repainted after 2 hours.