What is the geomantic stress of marble door cover?

Marble door covers have no effect on feng shui. The installation method of marble door and window covers is as follows:

You can use cement mortar, dry hanging or paste with marble glue. Grouting and hanging stone laying: cleaning the base → punching holes in the wall → embedding iron pieces or driving expansion bolts (or welding 6 mm steel mesh) → fixing the plate with copper wires → leveling → straightening → wedging → 1:2 cement mortar grouting and layered watering → Party A providing the main materials → mosaic is counted separately; Engineering standard: straight seam → smooth seam; Accessories: National Standard 32.5# Portland cement artificial sand, mountain sand → white cement jointing dry hanging stone laying: cleaning the base → punching the wall → slotting the stone → fixing the special dry hanging with expansion bolts → strengthening the special dry hanging and stone → adjusting and straightening → cleaning the stone surface. I hope my answer is helpful to you.