High voltage cable joints manufacturer, Jointmask is a certified Company, specialising in Development, Manufacturing & Marketing of heat shrinkable jointing kits upto 66 kV. Why Us Our products find application in power distribution, electrical Insulation, industries & applications. We have never received any major query or feedback regarding product quality that is itself a great achievement. Vision Our company is committed to provide world class products, not only meeting the required standards and values but exceeding them comfortably. Also, our products are manufactured by using quality assured materials.