Information Library

Proper HVLS fan sizing is the key to efficient cooling in large commercial or industrial spaces. This step-by-step guide explains how to calculate CFM requirements, match fan diameter to your facility size, and ensure consistent, energy-saving airflow year-round. Whether you manage a warehouse, gym, or manufacturing floor, learn how to choose the best high-volume ceiling fan to improve comfort and reduce HVAC costs.

The Reznor EUHC Compact Electric Unit Heater delivers powerful, targeted heating in spaces where standard units won’t fit. This guide explains how EUHC models work, their pros and cons, installation flexibility, and how to choose the right size for your commercial or industrial space. View model specs, CFM airflow, and BTU ranges to find your perfect fit at HVACDirect.com.

If freezing trailers are slowing down your warehouse operations, the Reznor DTH Docked Trailer Heater offers a smarter, safer, and more efficient solution. Designed specifically for loading docks, these all-electric units direct warm air straight into the trailer, reaching comfortable temperatures in minutes while improving worker comfort and productivity. In this guide, we’ll explain how the Reznor DTH works, compare it to other heating systems, and help you choose the right model for your facility.

Electric fireplaces combine style, simplicity, and comfort—no chimney or gas line required. This 2025 buying guide explores today’s best models, technologies, and brands to help you choose the perfect fireplace for your home and budget.

Stealth Solar Mini Splits combine renewable solar power with traditional electricity to deliver efficient, quiet, and eco-friendly heating and cooling. With SEER2 ratings up to 22.5 and operation down to 5°F, these hybrid systems cut energy bills, reduce carbon footprint, and provide smart Wi-Fi control for complete comfort—on or off the grid.

Considering a wood burning fireplace? This quick guide compares radiant front, circulating, and EPA-approved high-efficiency models—how they heat, what they cost, and when each is the best choice. Learn key installation basics (clearances, chimney/venting, permits), sizing tips, and smart accessories like blowers, glass doors, and outside-air kits. We also highlight top brands—Osburn, Buck Stove, Superior, Majestic, and Empire—so you can match performance, style, and budget. Get the warmth and ambiance you want with the right fireplace for your home.

Upgrading a rooftop HVAC system doesn’t have to mean expensive roof modifications. A custom curb adapter provides a seamless solution by allowing new HVAC units to fit directly onto existing curbs. Designed to align airflow, support the unit, and speed up installation, curb adapters save time, reduce costs, and boost energy efficiency. At HVACDirect.com, we make it simple—just share your unit details, approve the drawings, and get a custom-built adapter ready to install.

Looking to add efficient, cozy, and reliable heat to your home this winter? Our 2025 Gas Heating Stoves Buying Guide covers everything you need to know before purchasing. From understanding the differences between ventless and direct vent gas stoves to comparing BTU ratings, installation types, safety requirements, and top brands like Buck Stove, Breckwell, Empire, Kingsman, and Napoleon, this guide helps you make the right choice. Whether you need supplemental heating or a primary heat source, HVACDirect.com has a wide selection of gas heating stoves designed for comfort, efficiency, and style.

Pool heat pumps are the key to year-round swimming comfort. With leading brands like Gulf Stream, AquaCal, and ACiQ, you’ll enjoy warm, inviting water well beyond summer. Portable, efficient, and built to last, these systems make extending your swim season affordable and easy. Shop now to take advantage of limited-time savings on the industry’s most trusted pool heating solutions.

Commercial packaged units are all-in-one HVAC systems designed for efficient cooling and heating in offices, retail, and light commercial spaces. Choose from packaged ACs, heat pumps, or gas packs based on your climate, with sizes from 3 to 25 tons and multiple voltage options. Proper sizing ensures comfort, efficiency, and long-term reliability—check your current unit’s ID tag or consult a pro for new installations

With the EPA’s R410A transition starting in 2026, Mitsubishi’s HM Series offers a rare 2025 buy-now window: closeout pricing on trusted Mitsubishi quality, whisper-quiet comfort, SEER2 up to 20, multiple sizes (9k–24k BTU), and a full 10-year parts warranty with registration. R410A’s A1 (non-flammable) safety rating is a plus for living-space installs, and you can save up to 40% on all units—shop remaining inventory while it lasts. Deal ends this year!

The Mitsubishi HM Series mini split continues to be one of the smartest home comfort investments in 2025. With quiet operation, strong warranties, and premium Mitsubishi engineering at mid-range pricing, it’s a trusted choice for single-zone heating and cooling. But with the R410A refrigerant phase-out coming in 2026, supplies are limited—making now the perfect and last time to secure your HM system at the best price before they are not longer available.