The safest and most effective way to restore your car glass filled with hard water. Q4 hard water remover Products is actually a working hard water stain remover. This is better than any other cleaner. Bring back your previous stain areas to life as a result of a spotless and refreshed your car glass Q4 unique formula can remove water stains and mineral stains that have formed over the years. It can also remove stains caused by lime scale, phosphorus, calcium, iron, acid rain and paint over spray. This product is for uses glasses and chrome metal Polish, stainless steel only. We do not recommend its use in car paint surfaces. How to useStep 1 wash the surface with water and keep it -dry.Step 2Shake well before use.Step 3Apply a couple of little 4-5 drops of the Q4 Glass Polish onto the  Microfiber Cloth.Step 4rub the pressure well with a microfiber cloth in a circular motion.Step 5Spray glass cleaner or pure water on the cleaned surface and wipe thoroughly with a microfiber cloth. Important noticeUse the ?? glovesWhen using the machine, try not to spill glass polish car paint on the surface Wipe with microfiber cloth immediately after splashing glass polish on paint surface. About Q4 Ever.Auto careJannath group of Companies has been established since the 1990’s. The Company has been producing a wide variety of cleaning products, and then  Since 2011 we have also started manufacturing car care products  has a good  recognition in the market. Q4ever focuses mainly on products like car wash shampoos, car paint polish,silicone wax, carbuna wax, hybrid sealants, upholstery cleaners, hard-water removers, car alloy-wheel metal polishes, dashboard polishes, tyre dressers, form pads, glass cleaners and microfiber cloth.