What Are The Replacement Filters For Blu Technology AR3 Essential Portable RV Water Filter System

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Question:

Hi, If I ordered GB39FR Blu Technology AR3 Essential Portable RV Water Filter System w/ Connections - 3 Stage - 0.2 Micron from you. Which ones are the replacement filters? Thanks

asked by: Eileen

0

Expert Reply:

Hey, Eileen!

Great pick, Eileen! If you are going to be getting the Blu Technology AR3 Essential Portable RV Water Filter System w/ Connections - 3 Stage - 0.2 Micron part # GB39FR, the correct Filters would be part # GB87FR.

expert reply by: Gwendolyn Y

0

Blu Technology AR3
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Gwendolyn Y.

12/8/2025

Hey Eileen, how did the replacement filters work with your Blu Technology AR3 water filter system? Your update could make it easier for the next person looking to keep their setup running smoothly.

Answer 1

Hey Jess, welcome back, and good question. Short answer, no, it’s not stated as a .02 absolute rating, and that’s the key distinction. Blu Tech lists the AR3 as a 0.2 micron filter, but they also clearly note that those micron claims are “based on…

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Answer 2

Hey Tyler, you’ve got a couple ways to approach that depending on how often you’re off-grid. If most of your time is still campgrounds, the AR3 Essential #GB39FR will cover your day-to-day really well. Then for occasional off-grid trips, some folks…

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Answer 3

Hey Jake, in a tighter setup like a Lance camper, the SOLO #GB64FR is usually the easiest fit. It’s compact, mounts directly into your water line, and still gives you 0.2-micron filtration without taking up much space. That’s why it’s popular in vans…

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Answer 4

Hey Chris, yes - that’s exactly where the Blu Technology SOLO filter #GB64FR shines. It installs directly into your water line inside the van usually under the sink, so everything coming out of your faucet is filtered without any setup at camp. It’s…

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Answer 5

Hey Leo, for a van build, the two main fixed options as far as water filtration systems go are the SOLO #GB64FR and the TRIO #GB44FR. The SOLO is a compact single-stage system - great if space is tight and you just want a solid upgrade over basic…

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Answer 6

Yes, it is James. The PowerMax 310 RV Toilet item #PM42VR is a Dometic 310 toilet. The PowerMax label is a high-performance flushing system featuring a powerful swirl-jet cleaning action. The PowerMax 310 RV Toilet item #PM42VR has a elongated seat…

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Answer 7

There is always going to be some degree of tolerance for sewer fittings from and within different manufacturers. It will be best to use the same brands but it is not necessarily a rule. Most of the time, a leak occurs form the lack of a sealant like…

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Answer 8

Hey Andrew! Yes, Furrion does have a Chill Cube model with a heat pump. This was actually just released for aftermarket sale. You will need a complete system to make the switch, new R32 units aren't backwards compatible with old R410A systems.…

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Answer 9

Hi Paul, you’re definitely on the right track here, and I can help you narrow this down with confidence. With your tandem 3,500 lb Dexter axles and 33 inch spacing, both the Dexter EZ Flex part #K71-652-00 and the Lippert Road Armor part #LC53CK are…

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Answer 10

Hey Jon; I was actually just talking to Furrion about heat options for the Chill Cube yesterday (1/21/2025). At this time, the only way to have heat with this unit is through a furnace on a ducted setup. The Furrion Chill Cube RV AC w/ Air…

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What Are The Replacement Filters For Blu Technology AR3 Essential Portable RV Water Filter System

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