Stay cool and comfortable during Colorado’s hottest months with Groulx Mechanical’s expert air conditioning installation services. Whether you're upgrading an outdated unit or installing a brand-new system, our certified technicians ensure seamless installation with top-tier brands and equipment. We take into account your home’s layout, energy needs, and budget to recommend the most efficient and cost-effective solution.

When winter hits Longmont, a reliable furnace becomes essential. Groulx Mechanical provides professional furnace installation services designed to keep your home or business warm and safe. Our team works with leading furnace brands to provide systems that deliver dependable heating and energy efficiency.

Groulx Mechanical installs high-efficiency heat pumps that offer both heating and cooling, providing year-round comfort in one compact system. Ideal for energy-conscious homeowners, our heat pump systems are designed to reduce utility costs while delivering consistent indoor temperatures.

Our ductless mini-split installation services are perfect for homes without traditional ductwork or for those looking to add zoned comfort to specific areas. Groulx Mechanical offers top-of-the-line mini-split systems that provide efficient heating and cooling with sleek, low-profile indoor units.

Groulx Mechanical provides dependable hot water heater installation for both tank and tankless systems. Whether you need a replacement or are installing a water heater in a new home, our technicians ensure your system is properly sized and safely connected to meet your daily demands.

From single-family homes to multi-unit commercial properties, Groulx Mechanical offers customized HVAC solutions tailored to each client’s unique needs. We provide system design, installation, and ongoing support to ensure comfort and energy efficiency in every space.

Regular maintenance is the key to extending the life of your HVAC system and avoiding costly breakdowns. Groulx Mechanical offers thorough preventative maintenance plans designed to keep your equipment running efficiently year-round.

Colorado’s dry climate can affect your comfort and health—but Groulx Mechanical has the solution. We install and maintain whole-house humidifiers that restore proper moisture levels, helping you breathe easier and protect your home’s wood and furnishings.

Improve your indoor air quality and HVAC efficiency with professional duct and dryer vent cleaning by Groulx Mechanical. Over time, dust, allergens, and debris accumulate in your ductwork and dryer vents, leading to poor air circulation and increased fire risk.