Does floor heating emit toxic gas?
Good quality tiles, smooth surface, uniform surface, smooth, bright, consistent color and heavier weight
One check: check the product radioactive test report, see if the radioactive material is over standardTwo test: Please professionals with instruments for radioactive detection, to see whether and product radioactive test report in line with
After the purchase contract signed with the merchant, asking for invoices, in order to avoid problems when businesses shirk responsibility
In the ceramic tile surface drops the right amount of water, after a period of time, looks at the ceramic tile bottom surface whether has the seepage phenomenon, if does not have, is the high grade ceramic tile, if has, is inferior ceramic tile
