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Filters, Cartridges & Parts > Filter Cartridge Replacements - Spas & Pools - Pleated and MicroPure Micron > Filter Cartridges - Spas - MicroPure Disposable & Micron Depth Filtration Spa Fi
LATEST TECHNOLOGY
Replacement Filter Cartridges to suit popular portable spas sold in Australia - Australian made and North American made - The new Micron Spa filter options


MicroPure Micron Depth Filtration Spa Replacement Filter Cartridges
Filtration to 1 micron using these depth filters
450 - 900 square feet of filtration area in common sized filters !!!
North American Spa manufacturers such as Sundance Spas and Arctic Spas currently use this spa filtration technology in their spas.
We can now supply these brilliant new technology MicroPure micron spa filters to suit almost all portable spas sold in Australia & overseas
These filters have numerous advantages over regular pleated filter cartridges
They are DISPOSABLE - NO MORE CLEANING ! - designed to be thrown away & replaced every 3-5+ months, in comparison to a pleated filter which is designed to be frequently cleaned, then thrown away & replaced every 18 months
The water quality resulting from the use of micron filters is outstanding
See below for the filters available
We have filters to fit most popular brands and models such as:
Waterway 25/50 Sqft top load, Rainbow RDC / RTL, Waterway front access, Spaquip Front Access, LA Spas, Monarch Spas, Spaquip top load Compact, SQ50 & Series 1000, and others to suit spas from: Maax Spas, Lanark Spas, Heritage Spas, Endless Spas, SCS Industries - Signature, Cyclone, Designer spas, Enguard Spas, Timeless Spas, Arctic Spas, Sundance Spas, Lifestyle Spas, Lion Spas, LA Spas, Monarch Spas, Dimension One Spas, Caribbean Spas, Domain Spas, Blue Moon Spas, Spa Pools Australia, AAIM Spas, Sapphire Spas, Hot Spring Spas, and many more.
Each filter has the equivalent model of pleated filter listed for comparison.
- Filters faster and more efficiently
- No need for, and DO NOT use:
- Clarifiers
- Descummers
- Cartridge cleaner
- Defoamers
- Easier to balance chemicals. Less contaminates in water
- Optimum filter life is longer.
- Healthier for customers, cleaner water
- Chemicals last longer
- The dirtier the filter gets the better it will clean the water
MicroPure Micron Depth Spa Filter
- Saves maintenance time & reduces chemical and filter costs for customers
- Traps oils and organic debris in the filter fibres, and doesn't leech them back into the water.
- Due to the intense filtration and multiple water pathways, Micron Filters are better for the equipment in the pool/spa.
- Takes out minerals, stopping build up of equipment lines & heater
- Removes contaminates such as sweat from bathers that don't shower before entering the water.
- Quickly cleans up of all the residue left after very heavy use and takes the contaminates out of the water before they build up.
- Traps organics before they multiply reducing the sanitizers needed to keep the water clean.
- Will clean up spilt beer and wine before affects water chemistry & decreases sanitizer.
- Can use any type of water no matter how bad it is. Will take out virtually all impurities.
Feature Summary
- Equivalent to 450 - 900 sq ft filter (dependant on length of cartridge)
- 10 micron at it's exterior down to 1 micron at the core
- 84 % efficient at 10 micron
- 94 % efficient at 1 micron
- Can last up to 6+ months in certain conditions
- Disposable - Do not clean...EVER
- Filters faster and more efficiently
- Made of high grade melt blown polypropylene
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Pool and spa filtration has gone to a new level with the MicroPure Disposable spa filters.
Filtration is based on 2 standards elements, Micron Rating (The size of the particles that are being filtered) and Efficiency (The percentage of particles above a certain size that are stopped by the filter), not square ft of filtration. Our micron disposable filters have the highest rating in both Micron and Efficiency Rating than any pool and spa filter on the market today. |
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What Disposable MicroPure Micron Depth Spa Filters Can Offer That Cartridges Can Not:
- No filter cleaning needed with costly and dangerous filter cleaners.
- Lower density at the surface of the filter with progressively higher density towards the centre.
- Particles are trapped throughout the entire cross section of the filter, creating superior dirt-holding capacity.
- Patented thermally-bonded blown microfibre process assures consistent performance, filter to filter.
- No leachables or extractable's, the filter holds onto all that it filters.
- Inert material means broad chemical compatibility.
- Lower maintenance time and costs.
- Longer Optimum Filter Life Expectancy.
- Increased Filtration
- Filters faster and more efficiently than any other spa filter on the market.
- Quicker water recovery after heavy use, takes contaminants out of water before they build-up and cause a decrease in sanitizers.
- Lasts 2-3 times longer than the OPTIMAL filter life of your standard cartridge filter.
- Eliminates the need for Defoamers, Clarifiers, Cleaners and Descummers.
- Enhances the performance of Sanitizers and Enzymes
- Chemicals last longer with less contaminants in the water, Less chemical problems and longer water life.
- Removes solids in water and lowers your TDS on a constant basis.
- Takes out minerals, stopping buildup on your equipment and heater, extending the life of your equipment.
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How to use:Installation: For filters not using MAC adaptors - Simply insert into your spas filter housing in place of the original pleated filter For filters with MAC adaptors - Simply screw the assembled MAC core/core end into the filter housing, slip the MicroPure filter over the core and fit the MAC lid. These filters are DISPOSABLE - it is not possible to clean them - simply leave in place for the duration of their lifespan (check frequently if the spa is in heavy use) Replacement: Replace when the filter is blocked, or after 3-5+ months when you drain/refill your spa. We recommend you leave your MicroPure Depth Filter in the spa for 1 extra week AFTER you refill your spa (unless using a hose attached 1 micron Pre-Filter) - this causes the water supply contaminants to foul your old filter, instead of the new one, thus prolonging the effective life of the new filter. MicroPure Depth Filters are meant to have an effective life of 3-5+ months of normal spa usage. This can however be prolonged significantly with extra care, or significantly decreased to just weeks if proper care is ignored.
Limitations: MicroPure Micron Depth Filters are simply the finest filtration available for spas, however (as with anything) if not properly cared for, they can foul prematurely. Some points to take note of: Maintain proper water balance always Maintain correct levels of sanitiser Bath, prior to using the spa - this reduces the amount of body oils, skin, hair, lotions, hairspray, etc that will enter the spa and clog the filter Do not introduce foreign products such as oils, etc that will clog the filter You must not use enzymes, brighteners, clarifiers, coagulating agents, or stain & scale preventers - again, these will clog the filter Use only the following chemicals - Sanitiser, Shock, pH & Total Alkalinity Control - that's it ! It may be wise to keep an older used filter on hand to use when you have a party (or heavy bather use) - let the old filter clog up, before refitting your current filter once good spa condition has returned. Failure to follow this point can result in extremely short filter life. All the above will extend the effective life of your MicroPure Depth Filter and provide excellent spa water quality. |
The table below may assist in quick identification of the most popular pleated cartridges used in spas in Australia, based on size These will assist in identifying which Micron filter is required if available
| L |
D |
Hole |
Diameter |
End Cap Style |
sqft |
Description |
Use Micropure Filter: |
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Top |
Bottom |
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| 118 ea |
128 |
55 |
55 |
Open |
35 |
Waterway/Rainbow F/A Skimmer# |
MF-925 |
| 130 |
200 |
120 |
120 |
Open |
50 |
Sundance Microclean disposable |
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| 135 ea |
142 |
53 |
53 |
Open |
40 |
Spaquip Series 1000 Skim Filter# |
|
| 170 |
126 |
C |
47OD Fine thread |
Closed D Handle |
25 |
Softub |
MF-725-15MPT-A |
| 210 |
143 |
C |
47OD Fine thread |
Closed - Flat |
50 |
Monarch Spas |
MF-725-15MPT-A |
| 210 |
150 |
C |
50OD Acme thread |
Closed D Handle |
50 |
Waterway/Signature/Spaquip F/A Skimmer* |
MF-725-15SAE-A |
| 210 |
150 |
C |
47OD Fine thread |
Closed D Handle |
50 |
LA Spas/Enguard |
MF-725-15MPT-A |
| 225 |
150 |
C |
47OD Acme thread |
Closed D Handle |
50 |
Signature Spas/Spaquip* Use ww pww50 |
MF-725-15SAE-A |
| 230 |
145 |
53 |
53 |
Open |
50 |
Spaquip SQ50/100 Skim Filter |
MF-925 |
| 260 |
143 |
C |
54 |
Closed |
50 |
Jacuzzi JWB |
MF-925 + MAC Adaptor |
| 265 |
154 |
50 |
50 |
Open |
25 |
Hot Springs Spas |
MF-1075 |
| 300 |
125 |
54 |
54 |
Open |
40 |
Dimension One Spas/Waterway |
MF-1185 |
| 305 |
140 |
53 |
53 |
Open |
50 |
Spaquip Series 1000 - Top Load |
MF-1185 |
| 305 |
117 |
C |
47OD Fine thread |
Closed D Handle |
50 |
LA Spas |
MF-725-15MPT-A |
| 310 |
155 |
50 |
50 |
Open |
50 |
Spaquip Compact series |
MF-1185 |
| 334 |
124 |
55 |
55 |
Open |
- |
Chinese imported spas |
MF-170 |
| 338 |
126 |
54 |
54 |
Open |
25 |
Waterway/Rainbow RDC/RTL |
MF-170 |
| 338 |
126 |
54 |
54 |
Open |
50 |
Waterway/Rainbow/Waterco/Finsbury |
MF-170 |
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| L - Length - not including spigots |
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| D - Overall diameter |
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| C- Closed Top |
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| sqft - Filtration Area in square foot |
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| Fine Thread - male BSP/MPT |
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| Acme Thread - SAE male Course Square-like thread |
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| * Original Signature/Spaquip cartridges are too long for Waterway F/A filters - 210mm required |
| # Two cartridges at this size are used in these filters to provide overall sqft sizes shown |
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| All measurements for length are taken through the core and do not include spigots or handles |
| Measurements vary slightly with shrinkage and manufacturer (original and aftermarket) |

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MicroPure Disposable Micron Depth Spa Filter Cartridge - Waterway, Rainbow, Waterco
MicroPure Micron Depth Filter Cartridge Suits replacement of pleated filter sized 338mm H x 126mm OD x 55mm ID Replaces: 817-5000 Waterway top load/in-line, Waterco top load, Rainbow RDC/ RTL filters & some chinese made spas 900 sqft filtration Also replaces C-4950, C-4326, C-4625, C-5625, C-4637, C-5635 By far the most common cartridge in use on the vast majority of spas dating back 15+ years Practically every spa brand has or still does use this cartridge. Suits Arctic Spas (current user) and many, many others.
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MicroPure Disposable Micron Depth Spa Filter Cartridge - Rainbow DSF 35, Spaquip SQ 50
MicroPure Micron Depth Filter Cartridge Suits replacement of pleated filter sized 235mm H x 126mm OD x 55mm ID Replaces: SQ 1259 Spaquip SQ50, and 817-3510 Rainbow DSF 35 (twin filter set replaced by one Micron filter) C-4335 Use with a MAC adaptor lid and cut off core to suit Jacuzzi JWB filters with the following dimensions - 265mm H x mm D x 55mm Hole Diameter Bottom. MAC adaptor sold separately.
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Micropure Disposable Micron Depth Spa Filter Cartridge - Rainbow DSF 35, Spaquip SQ 50 - 3 Pack
3 Pack - Approx 9-15 + months of use MicroPure Micron Depth Filter Cartridge Suits replacement of pleated filter sized 235mm H x 126mm OD x 55mm ID Replaces: SQ 1259 Spaquip SQ50, and 817-3510 Rainbow DSF 35 (twin filter set replaced by one Micron filter) C-4335 Use with a MAC adaptor lid and cut off core to suit Jacuzzi JWB filters with the following dimensions - 265mm H x mm D x 55mm Hole Diameter Bottom. MAC adaptor sold separately.
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LA Spas Aqua Klean Original 50 filter bag only
Original replacement bag for LA Spas Aqua Klean micro filtration. Cleanable disposable filter bag - designed to last 6 months Basket required to support bag Cleaning - in washing machine with a scoop of ELECTRIC DISHWASHER POWDER and scoop of bleach. Dishwasher powder degreases and unblocks filter pores, bleach whitens bag to look like new. Replacement O-Ring available seperately below. 220mm H x approx 128mm D
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LA Spas Aqua Klean Micron / Cartridge Filter Combination Set
2003+ 2 x LA Spas 3" pleated filter cartridge replacement 1 x LA Spas Aqua Klean sock style bag filter system We recommend the use of 2 x la fc-1220 cartridge filters on the main pump and 1 x Aqua Klean Bag filter on the circulation pump. This configuration offers 24 hr micron filtration, along with low restriction skimming filtration from pump one when on purge or in use. In this configuration, and with correct cleaning, the bag filter should be replaced every 4-6 months, and the cartridge filters every 2-3 years.
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Southwest Spas / Sierra Spas Bag Style Sock Filter - Original
Exclusive to USA made Southwest Spas & Sierra Spas Fibrous cloth bag style filter sock. Plastic ringed collar with pull tab - 106mm OD, 83mm ID, Overall length - 380mm These are a cleanable disposable filter designed to last 3-6 months only. Cleaning - in clothes washing machine with a scoop of ELECTRIC DISHWASHER POWDER and scoop of bleach. Dishwasher powder degreases and unblocks filter pores, bleach whitens bag to look like new. We recommend you purchase 3-4 at a time for a one year + supply
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Southwest Spas / Sierra Spas Bag Style Sock Filter 4 Pack - Original
4 Pack of Filters Exclusive to USA made Southwest Spas & Sierra Spas Fibrous cloth bag style filter sock. Plastic ringed collar with pull tab - 106mm OD, 83mm ID, Overall length - 380mm These are a cleanable disposable filter designed to last 3-6 months only. Cleaning - in clothes washing machine with a scoop of ELECTRIC DISHWASHER POWDER and scoop of bleach. Dishwasher powder degreases and unblocks filter pores, bleach whitens bag to look like new.
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Southwest Spas / Sierra Spas Bag Style Sock Filter - 100 Micron
100 micron (finer than the original bags - better filtration) filter bags to suit Southwest Spas & Sierra Spas Fibrous cloth bag style filter sock. Plastic ringed collar with pull tab - 106mm OD, 83mm ID, Overall length - 350mm These are a cleanable disposable filter designed to last 2-4 months only. (shorter lifespan than originals due to finer filtration material which can clog earlier, whilst offering superior filtration and water quality. Cleaning - in clothes washing machine with a scoop of ELECTRIC DISHWASHER POWDER and scoop of bleach. Dishwasher powder degreases and unblocks filter pores, bleach whitens bag to look like new. We recommend you purchase 4 at a time for around a one year supply
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Southwest Spas / Sierra Spas Bag Style Sock Filter 4 Pack - 100 Micron
4 Pack of filters 100 micron (finer than the original bags - better filtration) filter bags to suit Southwest Spas & Sierra Spas Fibrous cloth bag style filter sock. Plastic ringed collar with pull tab - 106mm OD, 83mm ID, Overall length - 350mm These are a cleanable disposable filter designed to last 2-4 months only. (shorter lifespan than originals due to finer filtration material which can clog earlier, whilst offering superior filtration and water quality). Cleaning - in clothes washing machine with a scoop of ELECTRIC DISHWASHER POWDER and scoop of bleach. Dishwasher powder degreases and unblocks filter pores, bleach whitens bag to look like new. We recommend you purchase 4 at a time for around a one year supply
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Sundance spas 50 Disposable Microclean I Filter(part 2 of 2)
50 sqft - Suits 2002+ Sundance Spas 130mm H x 200mm OD x 120mm ID Microclean close weave fibre for ultra fine filtration via circulation pump 24hrs per day. This filter is NOT washable/cleanable and MUST be disposed of and replaced every 3-4 months with Drain/Refill of your spa. Only exceptional circumstances would allow a longer life. Replacement is critical to ensure proper filtration, heating , ozonation and circulation pump performance. Replacement procedure - wait for one week AFTER drain/refill before replacing - this extra week with new water prevents premature clogging of the new filter - the old used one absorbs the impurities from the fresh water supply and is then thrown out. This prolongs quality filtration.
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Sundance Spas 50 Disposable Microclean I Filter 4 Pack
4 Pack of filters : 12-16 months supply 50 sqft - Suits 2002+ Sundance Spas 130mm H x 200mm OD x 120mm ID Microclean close weave fibre for ultra fine filtration via circulation pump 24hrs per day. This filter is NOT washable/cleanable and MUST be disposed of and replaced every 3-4 months with Drain/Refill of your spa. Only exceptional circumstances would allow a longer life. Replacement is critical to ensure proper filtration, heating , ozonation and circulation pump performance. Replacement procedure - wait for one week AFTER drain/refill before replacing - this extra week with new water prevents premature clogging of the new filter - the old used one absorbs the impurities from the fresh water supply and is then thrown out. This prolongs quality filtration.
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Sundance Spas Microclean I Filter Set
Complete Sundance Spas Microclean I set including SD6540-501, SD6540-502, and SD6540-503 components listed above. Replace 2005+ Microclean II filter cartridges with this set to convert back to the Microclean I system with cheaper disposable filters. We highly recommend the purchase of an additional 2-3 SD6540-502 Microclean I disposable cartridges listed above for a 12 month supply.
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Sundance Spas 125 Microclean II Filter
480mm Long x 215mm Diameter x 69mm Hole - double ended (1 with spigot 41mm hole x 55mm OD) Microclean II 125 sqft cartridge for 880 series 2005+ model spas. Blue mesh encased pleats to ensure spacing and even filtration. Newer version no longer has blue mesh over the pleats. Disposable micron filter 9-12 months lifespan
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Sundance Spas Microclean Ultra Inner Core Disposable Replacement Filter Cartridge
Sundance Spas Microclean Ultra Filtration System - Inner Core Micron disposable replacement filter cartridge Used in conjunction with 6473-165 Microclean Ultra Outer Core pleated filter on all 2009+ Sundance Spas. Retrofits all Sundance Spas 2001+ with Microclean I or II filter systems. 478mm L x 107mm OD x 70mm ID (narrow end) x 143mm D flange with 63mm ID sloping hole (flanged end) Designed to last up to 12 months before replacement (average lifespan of 6 - 9 months)
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Sundance Spas Microclean Ultra Pleated Outer Core Replacement Filter Cartridge
Sundance Spas Microclean Ultra Outer Core pleated filter cartridge - Inner core above slips inside this cartridge to form 2 stage filtration. This is a coreless cartridge relying on the inner core for support. 485mm Long x 214mm OD x 114mm ID (with step down to suit inner core) one end x 55mm OD spigot other end Lifespan of 18 months - 2 years.
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Sundance Spas Microclean Ultra Filter Assembly - Inner & Outer Cores
Sundance Spas Microclean Ultra Filter Assembly - Inner & Outer Core pleated filter cartridge - Inner core slips inside outer core cartridge to form 2 stage filtration. 485mm Long x 214mm OD x 80mm - 63mm tapered ID one end x 55mm OD spigot other end Lifespan of 18 months - 2 years for outer core and 6-9 months for inner core. This is the replacement for the 6540-507 Microclean II filter listed above and can be used to upgrade / replace Microclean I assemblies also.
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Sundance Spas Microclean Ultra Filter Assembly - Inner x 2, & Outer Cores
Sundance Spas Microclean Ultra Filter Assembly - Inner x 2 pack & Outer Core pleated filter cartridge - Inner core slips inside outer core cartridge to form 2 stage filtration. 485mm Long x 214mm OD x 80mm - 63mm tapered ID one end x 55mm OD spigot other end Lifespan of 18 months - 2 years for outer core and 12 - 18 months for the 2 inner cores. This twin inner pack offers a minimum of 12 months service before replacement cores are required.
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