In addition to a regular cleaning schedule, your filter should be changed whenever you notice its color turning to green, gray, brown, or if it stays a dark yellow after cleaning.
Other signs include if the pleats flatten out, if it has a crack in the top or bottom or begins to shred, and if ever the hot tub is transferred to a new owner. In this article, we will discuss some of the best hot tub filters available.
Best Filter Pump Replacement Cartridge
These replacement cartridges – Bestway Coleman Lay-Z-Spa Cartridges come in a six-pack for added convenience. In addition to fitting the Coleman Inflatable Lay-Z-Spa hot tubs, models 54131E and 13804, they are also compatible with the Monaco, Miami, and Vegas models as well. They are easy to clean. Simply use a high-pressure hose to flush out any debris and follow up with a cleaner designed to break down body oils and suntan lotion that can accumulate and lead to bacteria formation.
Reviewers stated they liked being able to buy these filters in bulk. One customer recommends rotating and cleaning them in your dishwasher every few days to extend the life of the filters. Users reported that they do a good job of keeping the water pH in balance. They noted that these filters work better for the Miami model hot tub better than the ones it came with. Consumers were impressed with the one-way flapper valves that prevent any debris from re-entering the water when changed. They were deemed a good value for the money.
Best Replacement Filter for the Price
Also available in six-packs, these are genuine Intex Type S1 replacement cartridges. The Intex PureSpa Filter Cartridges are constructed with heavy duty Dacron paper that provides superior filtration and are easy to clean. These cartridges must be cleaned weekly and replaced monthly for the ultimate performance. They are made specifically for the Intex PureSpa hot tub, and the dimensions are 4.2 x 5.8 x 4.2.
Users appreciated how easy they are to change and clean. They noted that they usually last three months. Consumers reported these filters last longer than other brands. They liked the durability of the heavy duty Dacron paper and how well the pleats catch the debris. Reviewers noted they are packaged very well. They deemed them an excellent value for the money.
Top Rated Spa Pool Filter
This filter – Pleatco Spa/Pool Filter features Pleatco free flow cores that provide a free flow of water through its REEMAY filtration fabric, which is designed to increase the filter’s effectiveness. Antimicrobial end caps support the REEMAY filtration material for a longer life span. They also resist chlorine degradation. They measure 13 5/16″ L x 5″ D with the openings at each end measuring 2 1/8″.
Consumers appreciated how well built this hot tub filter is, stating that it stands up to numerous washes. They noted that it cleans up easily with a simple garden hose. One reviewer stated she uses this filter to maintain proper chemical levels for a therapeutic cold spa at her place of employment. Others loved how quickly their hot tub water becomes crystal clean after installation. Users stated it lasts a year before needing to be replaced. They deemed it an excellent value for the money.
Best Replacement Filter Cartridge under $25
Manufactured with spun bonded polyester, this hot tub filter – Poolmaster Replacement Filter Cartridge allows for excellent water filtration. It features durable plastisol and polyurethane end caps that open a diameter of 1 5/16″ on each end. Constructed with a band around the middle, it strengthens the filter by keeping filter spacing in place. It is compatible with Watkins – 31489, Unicel C-6430, Pleatco – PWK30 hot tub filters.
Reviewers stated this filter works every bit as good as the original for half the price. They noted it even catches hair. Users reported that it meets all of their requirements for sanitizing their hot tub water. They said they will definitely purchase them again.
If you are looking for new hot tub filters that will last long, are durable and easy to clean, and provide balanced filtration, any one of these four filters are up to the job.