1. In addition to the traditional bathtub, many students now choose the jacuzzi. The jacuzzi is divided into three types: vortex type, bubble type, and vortex bubble combination. It should be clear when purchasing;
2, the material of the bathtub is mainly made of acrylic, steel plate and cast iron. Among them, the cast iron grade is the highest, the acrylic and steel plate are the second, and the ceramic is the absolute mainstream of the past bathtub, which is almost invisible in the market;
3, the quality of the bathtub material is mainly to see whether the surface is smooth, hand touch is smooth. Especially for steel plates and cast iron bathtubs, if the enamel is not well plated, there will be fine ripples on the surface;
4. The quality and thickness of the material are related to the firmness of the bathtub. The students can't see it by visual inspection. It is necessary to press by hand and test with the foot. If there is a feeling of sinking, it means that the hardness is not enough. Of course, it is best to get the consent of the merchant before stepping on.