Upper & Lower Spa Filter Cartridges - Sapphire, Signature & Others - Top & Bottom
Product is on backorder and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
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Top & Bottom cartridge filters for Sapphire, Signature, Spa Industries Bullfrog and other swim spas using the widemouth filters. Found on many brands swimspas that have 4 filters. Bottom half has a coarse thread, where the top filter has kind of a twist lock. See photos.
We also have the Microban version of these filters listed here.
Details / Dimensions:
- Replaces SG100, RFIL15050M, RFIL15050F, AFILK25MFS on V-Stream and others.
- 425mm or 460mm overall height combined height (upper and lower) excluding D handle and threaded spigot. New version is shorter in length to fit more spas, but has same surface area of taller version, and has more pleats.
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Top Filter: 210-225mm H x 145-150mm OD x closed top x 44-53mm OD smooth spigot bottom
- Bottom Filter: 220-225mm H (incl. crown) x 145-150mm OD x open crown top @ 44mm ID x 47-50mm OD ACME SAE threaded spigot bottom
- D handle closed top with smooth spigot bottom to slip inside top of the LOWER cartridge. Early ones had a square handle.
More Information:
- Physically kept in stock, unlike many "Drop-shipping" websites.
- Shipped Fast
- Pick-Up Available - (Please Order Online or Contact us first)
Upper & Lower Spa filter cartridge PAIR - suits 100 and 200 sqft Front Access Skim Filters 817-0011
Waterway skim filter UPPER and LOWER cartridge pair used in Front Access skim filters with 2 cartridges on top of each other ( single for 100 sqft, and wide mouth double, for 200 sqft)
These are not cheap, poor quality filters found elsewhere. They are OEM quality using USA made Reemay or Darlly filter material.
Filters should be replaced 1-2 years.
MSG100-k SS50T SS50B FC-SS50T FC-SS50B Unicel 6CH-942
These aren’t your typical "cheap" filters found on sites like eBay, Wish, Temu, or Amazon.
Top brands like Davey, Waterco, Astralpool, Zodiac, Sapphire, and more use these exact filters - but with significant markups.
By purchasing in the container-load, we’re able to offer the same high-quality filters at a fraction of the cost—passing the savings directly to you!
About Our Filters:
We primarily use filters made by Darlly and Magnum unless specified otherwise. These filters incorporate high-quality Reemay/Darlly/Magnut filter material, which is stronger and more durable compared to competitors.
The superior durability of Reemay/Darlly/Magnum filters leads to cleaner water, fewer replacements, and lower long-term costs, allowing you more time to enjoy your pool or spa.
Cheaper filters often have fibers that can break apart and enter the system, potentially causing issues. Reemay/DarllyMagnum filters use continuous fibers, significantly reducing the risk of breakage and loss, ensuring your system stays clean and efficient.
Caring for Your Reemay/Darlly/Magnum Cartridge Filter:
Reemay/Darlly/Magnum filters are known for their strength and durability, making them easy to maintain. Cleaning is simple!
Filters should be cleaned anywhere from every 2 weeks to 6 months, which totally depends on how much work your filter is doing.
- Spas: You'll know it's time to clean your filter either when water flow and pressure seems reduced at your spa or pool jets.
- Pools: Many cartridge filter manufacturers recommend you clean filters when the pressure gauge is around 35kPa above it's normal operating pressure. Replace faulty pressure gauges regularly.
How to Clean Your Filter Cartridge:
- Remove the cartridge from the housing, following the manufacturer’s instructions.
- Soak the filter in a degreasing solution to remove oils, lotions, and other debris. Examples: Zodiac Filter Cleaner Soak or Filter Klenz Spray
- Rinse thoroughly with a garden hose from both the inside and outside, ensuring you clean between all the pleats. These nozzles are handy!
- Reinstall the cartridge in the housing, again following the manufacturer's guidelines.
Things you can do to maximise the life of your filter:
- Maintain the pool water chemistry in proper balance.
- Clean the cartridge in accordance with its cleaning instructions.
- Do not scrub the filter with a stiff brush.
- Do not use a high pressure hose.
- Do not use flocculants or overuse clarifiers.
- Rotate multiple cartridges to prolong the life of the filters considerably.
Replacement Time:
Filters should be replaced every 1-2 years to maintain optimal performance.
It's a great idea to keep a spare or two for easy changeovers!
Warranty:
12-month Replacement Warranty on most filters other than the disposable & inflatable types. Warranty does not cover damage due to improper use or water balance issues. See here for examples.
Measuring a cartridge filter element when you dont have the exact model is the best way to identify it. There are a few important measurements, and they need to be as accurate as possible.
Total Length: Length of the filter, excluding the handle. You can generally also exclude the spigot or thread.
Diameter: This is the width of the filter.
Spigot Diameter: You may have a male threaded, or non-threaded spigot to locate the filter.
Hole Diameter: If you have a hole, rather than a spigot, measure the diameter of the hole.
Thread / Hole Type: Generally these can be a hole, a fine thread, course thread, or camlock style fitting.
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