Guardian G3707 Thermostatic Mixing Valve in a Recess Mounted, Updated Part Number: Leonard 6020-LF-RF

Guardian G3707 Thermostatic Mixing Valve in a Recess Mounted, Updated Part Number: Leonard 6020-LF-RF

Marsoni

M251S

$533.57

Get it in 3 business days with 1 day shipping. Friday, May 29

Guardian G3707 Thermostatic Mixing Valve in a Recess Mounted, Updated Part Number: Leonard 6020-LF-RFGuardian G3707LF 34 Gallon Capacity Thermostatic Mixing Valve in a Recess Mounted Stainless Steel Cabinet with Tag Showing ASSE 1071 Compliance. INLETS: 1 5" NPT female hot and cold water inlets. Inlets can be rotated 360 degrees for top or bottom supply. Each inlet has integral water strainer, check valve and supply stop. OUTLET: 1 5" NPT female outlet.

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This is a great filter for allergies and a huge help during allergy season. It traps fine dust and pollen much better than the standard paper filters you get from the dealership, resulting in noticeably cleaner air inside the cabin. The construction feels very solid, and it fit perfectly right into the housing without any issues. If you are looking for true HEPA filtration in your vehicle, this is definitely worth the upgrade!

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Reviewed in the United States on March 13, 2026

Verified Purchase

Carnegie, US

★★★★★ 5

Saved over $60 and felt like a DIY hero!

Size: 7.5" x 8.7" x 1.4"

I bought the BOSCH 6092C HEPA Cabin Air Filter after a tire/service center quoted $76 to do the same job I did in no time. Instead, I watched a quick YouTube video, grabbed a screwdriver, and had it swapped out in under 5 minutes—no sweat, no special tools. The filter itself is high quality, fits perfectly, and noticeably improved the air quality in my car. No weird smells, and the airflow feels cleaner and stronger. Honestly, it’s one of the easiest upgrades I’ve ever done. If you’re even slightly handy (or just tired of paying for basic service), this is a no-brainer. Great product, easy install, and a satisfying win for anyone who likes saving money and doing things themselves.

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Reviewed in the United States on October 18, 2025