One Hour Air Tucson’s MicroPower Guard® Low Pressure- 1″ Electronic Air Cleaner
The MicroPower Guard® (MPG) Low Pressure slips into the standard 1″ rack in the heating/cooling system. The MPG Low Pressure combines its unique electronically charged polarized media with mechanical filtration. Airborne particles, especially the sub-micron invisible contaminants, make up the vast majority of all airborne particles. They are charged (polarized) as they enter the MPG, where they are trapped and fused to the high efficiency pads.
Lifetime Warranty!
Clean healthy indoor air backed by your MPG dealer.
No costly ductwork required, slips into the standard 1″ rack.
Efficient Sub-Micron Filtration
Up to 97% efficient at 0.3 microns.
Efficiency increases as media pads load.
Economical Operation!
Diamond screen alleviates “face loading” for a better air flow.
Powerful air filtration for the price of a 40-watt light!
Easy Maintenance!
No washing or chemical cleaning required!
Eco-friendly replacement pads take only moments to change.
Media pads are generally changed every 3 months.
Dependable, Quiet, Healthy Operation!
24-volt platform delivers safe 7200V DC polarized charge to the pads.
No ozone is produced, unlike traditional electronic units.
Does not create ionized particles that can darken walls and furniture.
Installation: This electronic polarized filter replaces standard 1” furnace filters without any modifications. Complete installation only requires 1 hour.
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4.7
(559 reviews)
Thomas Pond
02-13-2026
“They showed up on time and did an outstanding job.”
shirley anderson
02-07-2026
“These guys did a super job! Whole install in just 1 day! Armani was awesome!”
John Carpenter
02-04-2026
“I cannot praise the installation team enough! Paul & Armani were extremely knowledgeable, professional, and friendly. Their work was very high level. They were quick but very thorough. On a 5 star scale I would give them 10 stars!”
Laurie Amira Kardish
01-26-2026
“Elizabeth, the representative that explained all that was available through One Hour Heating and Air Conditioning is fabulous. She is personable and very informative. Jim, the technician was also communicative. He went out of his way to take care of the particulars of my home. I recommend this company highly.”
Eileen Davenport
01-24-2026
“Armani was so polite and thorough with everything..”
Bruce Poolaw
01-22-2026
“Armani came out and took a look at our very old heater and figured out the problem and ordered the parts necessary to get our heater back working . Was glad they were able to get me scheduled really quick and once parts are here and work is done I’ll follow up with a supplemental review.”
Margie Lannon
01-18-2026
“One Hour Heating & Air Conditioning of Tucson has been an outstanding company to work with, and they have truly earned a five-star review. The entire team is professional, courteous, and clearly focused on providing excellent customer service from the first phone call to the completion of the job. Technicians arrive when they say they will, explain what they are doing, and take the time to answer questions in a way that is easy to understand. The quality of their work is excellent. Whether it is a routine maintenance visit, a repair, or a full system replacement, everything is done carefully, thoroughly, and with attention to detail. The technicians respect the home, keep the work area clean, and make sure the system is running properly before they leave. Pricing is fair and clearly explained up front, which makes it easy to feel confident about each service visit. There are no surprise charges, and options are discussed honestly so it never feels like there is pressure to buy something that is not needed. This level of transparency builds a lot of trust. Reliability is another big strength. Appointments are kept on time, and if there are any changes or delays, communication is prompt and respectful. In Tucson’s extreme temperatures, having an HVAC company that responds quickly and reliably is essential, and this company delivers exactly that. Overall, the combination of great service, quality workmanship, clear pricing, and dependable response makes One Hour Heating & Air Conditioning of Tucson very easy to recommend. Anyone looking for a trustworthy HVAC company in Tucson would be in good hands with them.”
Karon Killian
01-14-2026
“Excellent service.”
Victoria Phillips
01-12-2026
“Armani came to assist with my heating...he had amazing communication skills! Such a pleasure to work with him! I would definitely recommend him for his talents and this company! Excellent Armani!!!”
Chris Brainard
01-08-2026
“I’ve used One Hour twice now and both experiences have been really good ones. Armani came by today and was pleasant, honest, personable, friendly, knowledgeable… it was a great experience all around.”
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