Copper Strip RollCopper Strip Roll @pandit. com works as a blocker, balancer & booster. In Vastu Shastra, the metal Copper represents the fire element and is used in the respective zones. Use the copper strip from the southeast to the south. Benefits of Copper Strip Roll: It blocks the toilet built in the south or southeast direction, also it controls its adverse effects. The Copper strip a product by Trichakra controls the ill effects of the wrong or harmful entrance