HVAC Tips

A dirty HVAC filter can wreck airflow, raise bills, and shorten system life. Use this complete guide to stay on schedule and choose the right filter for your home.

This complete HVAC tune-up checklist covers everything a certified tech should inspect, plus what you can do ahead of time to protect your system and wallet.

Want your HVAC system to last 20+ years? This guide breaks down essential DIY tasks, pro tune-up tips, and filter schedules to keep it running efficiently.

Temporary cooling units like spot ACs and 5-ton portable air conditioners can get you out of a pinch—but are they really the long-term answer? Let’s break down when spot aircon works, when it doesn’t, and how the Goodman 3 Ton 14.5 SEER2 R-32 system brings whole-home cooling that’s cleaner, quieter, and cost-effective.

PTAC units are making a major comeback in 2025, thanks to updated efficiency standards and the growing demand for flexible, ductless climate control. This guide covers how PTACs work, why industries like hospitality and healthcare rely on them

Explore the pros and cons of the Goodman 3 Ton 14.5 SEER2 R-32 Bundle versus the Rheem 3 ton package unit and condenser. Mark Callahan breaks down efficiency, refrigerants, installation tips, and real-world performance to help you make the best HVAC choice for your home.

Variable speed air conditioners have revolutionized home comfort and energy efficiency. Mark Callahan breaks down everything you need to know about 3 ton variable speed ACs, 4 ton variable speed ACs, and 3 ton inverter air conditioners. Whether you're replacing an old unit or upgrading to the latest technology, this comprehensive guide will help you make the right choice.

When your cooling needs hit the 4-ton mark, you’re not just buying a compressor—you’re investing in the comfort, efficiency, and reliability of your entire home. In this no-nonsense guide, I break down what makes a 4 ton AC compressor tick, how to choose the right one, and what to expect in terms of performance and cost. Whether you're comparing models or planning a replacement, this is the guide every homeowner needs—written by someone who's installed more than a few with his own hands.

Curious about the real value of a Bryant 3 ton AC unit? HVAC pro Mark Callahan lays out what you’re really getting when you pay for a Bryant air conditioner—condenser, compressor, and all. He compares pricing, performance, and alternatives like Goodman’s 3 Ton 14.5 SEER2 R-32 system, giving you the full scoop so you can buy smarter and stay cooler.