Heat Pump Maintenance Tune Up Checklist – Boost Comfort & Cut Costs

HVAC technician performing a heat pump tune-up inspection on an outdoor unit in Denver.

Last September we walked into a two-story home in University Hills two days before the season’s first hard freeze. The heat pump had run fine all summer, but nobody had looked at it since the homeowners moved in. Fifteen minutes into the inspection, we found the outdoor coil caked with a summer’s worth of cottonwood … Read more

Best Alternatives to Window AC Units for 2026

Modern home interior illustrating the best alternatives to window AC units for 2026, featuring energy-efficient ductless mini-splits and a portable air conditioner.

Last August we hauled a window unit out of a Park Hill attic that weighed almost ninety pounds. It was cooling one bedroom for about forty dollars a month, and the homeowner had been wrestling it in and out of the frame every June since 2014. We replaced it with a slim ductless head on … Read more

Heat Pump vs Air Conditioner: The Honest Comparison

An infographic titled 'Heat Pump vs Air Conditioner: The Honest Comparison' displaying a side-by-side visual breakdown. The left panel features a heat pump illustrating both heating and cooling capabilities, while the right panel shows a traditional air conditioner functioning strictly for cooling.

Last winter we pulled a 14-year-old AC and gas furnace out of a Cherry Creek bungalow and put in a cold-climate heat pump with the existing gas held back as backup. Two months in, that homeowner’s combined heating and cooling bill landed about 22% lower than the prior year. Stories like that one are why … Read more

Best MERV Filters for Allergies & Viruses – Breathe Easy

Infographic illustrating the Best MERV Filters for Allergies & Viruses – Breathe Easy, demonstrating how MERV 11, 12, and 13+ pleated filters capture airborne particles to improve indoor air quality.

Most Denver homes need a MERV 13 filter for allergies and viruses. That’s the honest answer our techs give all spring and summer when homeowners ask what filter actually helps with pollen, pet dander, and the respiratory virus wave that hits every fall. MERV 13 catches fine particles in the 0.3 to 1.0 micron range. … Read more

What Does 22x22x1 MERV 11 Actually Filter Out of Your Air?

22x22x1 MERV 11 air filter capturing dust, pollen, and airborne particles in a modern home setting

Your 22x22x1 MERV 11 filter is catching particles most homeowners have never thought about. Legionella bacteria. Auto emission particulates. Lead dust. That’s a longer list than a one-inch residential filter usually gets credit for, and if you’re running this filter in a Denver home, it’s worth knowing exactly what’s happening inside your system. Here’s what … Read more

Best 21.5×23.25×1 MERV 8 Filters for Home HVAC

A visual comparison of the best 21.5x23.25x1 MERV 8 filters for home HVAC systems, demonstrating optimal airflow and efficiency next to a furnace.

Last week we pulled a filter from a home in Lakewood. Wrong size. The cardboard frame had a quarter-inch gap on two sides, which meant air was routing around the media instead of through it. The homeowner had been running that setup for two seasons and couldn’t figure out why the coil kept getting dirty. … Read more

Henderson Nevada Live Air Quality Index AQI Map Now & Today

Henderson Nevada Live Air Quality Index AQI Map Now & Today dashboard showing local maps with good air quality markers, a current AQI gauge at 35, and an AC tune-up reminder.

Check the map at the top of this page before you make any outdoor plans today. Henderson’s AQI doesn’t hold steady. On a calm January morning, the reading can sit at 30. After a wind event off the Mojave or an afternoon inversion, that same number can push past 150 before sundown. Henderson occupies the … Read more

How Often Should You Replace a 14x18x1 Air Filter? (And What Affects It Most?)

Infographic explaining How Often Should You Replace a 14x18x1 Air Filter? (And What Affects It Most?), featuring 3D icons that detail replacement timelines of 30, 60, or 90 days based on key factors like pet ownership, allergies, home size, and daily HVAC usage.

Introduction I get this question a lot — and honestly, the answer is never as simple as “every 90 days.” If you’re trying to figure out when to replace your 14x18x1 air filter, the short answer is: it depends on your home, your system, and how you live in it. I’ve written this page to … Read more

How to Check El Paso Air Quality Before Heading Outside This Morning

Close-up of hand holding phone displaying live air quality index AQI map now today in El Paso Texas overlooking city at sunrise

Checked the sky this morning and figured the air looked fine? We hear that a lot on service calls. In El Paso, the AQI can push past 100 before most households finish breakfast. The sky tells you almost nothing. To check El Paso air quality right now, go to AirNow.gov. Search El Paso, TX. Thirty … Read more