Pleatco Pure™ are the highest quality filter cartridges in the industry. Spa filters should be removed and cleaned every two weeks and replaced completely after three months. By maintaining clean filters, your spa will run at optimum performance. Pleatco uses the highest quality raw materials to produce the best filter cartridges. Quality matters, demand Pleatco !
Happy that I found the deal on these PRB50-IN filters. Pleatco is good quality and Canada Hot Tub Parts always has the best prices. Will buy again as always