Efficient Pool Sanitization with Member's Mark Chlorinating Tablets Member's Mark Chlorinating Tablets are your go-to solution for maintaining the cleanliness of your pool or spa. These 3" tablets, individually wrapped for maximum potency, work efficiently in a variety of pools and spas. With their consistent flow of chlorine, they effectively curb the growth of harmful bacteria and algae. For user convenience, simply drop a tablet into your pool or spa every 5-7 days, depending on weather and usage conditions, and let it dissolve autonomously. These tablets offer prolonged sanitization and are resistant to sunlight degradation. Key...