If the O-ring is damaged, it must be replaced with a new one, then install the new G45 mineral cartridge. Replace your mineral cartridge every six months to keep your pool clean, clear, and enjoy the benefits of natural mineral sanitizing with cartridges. MATERIAL: The mineral cartridge replacement part is made of quality material and mineral particles. It is compatible with most pool maintenance products and will not damage your pool equipment, and it won't stain or damage your pool.
The United States package usually takes about 2-4 days to reach you. The actual time depends on the distance between the destination and the warehouse and the schedule of the post office. The international package usually takes about 7-20 days to reach you. We try our best to reply to your emails as soon as possible, due to the high volume of daily incoming emails and time zone difference, we may not be able to reply to your emails immediately. Please allow 24 hours for us to respond.
Your understanding will be highly appreciated!