LEXINGTON Blog

How To Fix a Cold Room Above a Garage

Fixing a cold room above a garage with insulation can greatly improve its comfort and energy efficiency. Cold rooms above garages are often a result of poor insulation and air leakage. Here's a step-by-step guide on how to address this issue:

Assess the Current Insulation

Start by determining the existing insulation and its condition. You may have inadequate or poorly installed insulation that needs upgrading.

Safety Precautions

Before you begin any work, ensure safety by wearing appropriate clothing, gloves, safety glasses, and a mask if necessary. Also, be cautious when working in tight spaces.

Seal Air Leaks

Air leakage is a common issue in garages, and it can lead to heat loss. Seal any gaps, cracks, or holes in the garage ceiling and walls. Use caulk or weatherstripping to seal around doors, windows, and any penetrations like pipes or wires.

Add Insulation to the Garage Ceiling

The most effective way to insulate a cold room above a garage is to add insulation to the garage ceiling.A few common types of insulation to consider are:

• Fiberglass Batt Insulation: Install fiberglass batts or rolls between the ceiling joists. Ensure that you achieve the recommended R-value for your region (usually around R-30 to R-60).
• Spray Foam Insulation: Spray foam insulation can provide an airtight seal and excellent thermal performance. It can be applied directly to the underside of the garage ceiling. This method is more expensive but highly effective.
• Blown-In Insulation: Another option is to use blown-in insulation, such as cellulose or fiberglass, which can be installed between the ceiling joists.

Make sure to install insulation evenly and cover any gaps or voids. Use proper insulation hangers or supports to keep insulation in place.

Ventilation

Ensure proper ventilation in the attic space above the insulation to prevent moisture buildup. Install soffit vents and a ridge vent or roof vents to allow for air circulation. Adequate ventilation helps maintain a consistent temperature and prevents condensation.

Consider an Insulated Garage Door

If your garage door is not insulated, consider upgrading to an insulated one. This will help maintain a more stable temperature in the garage below, which can indirectly affect the room above.

Insulate the Walls

 If your budget allows, consider insulating the garage walls as well. This can further improve the overall energy efficiency of the space.

Seal and Insulate Ductwork

If there are HVAC ducts running through the garage ceiling, ensure they are properly sealed and insulated to prevent heat loss.

Evaluate Windows and Doors

If the room has windows or exterior doors, make sure they are well-insulated and properly sealed to prevent drafts.

Improving insulation and sealing air leaks in the garage ceiling is key to fixing a cold room above a garage. This project can significantly enhance comfort, energy efficiency, and even reduce heating costs in the long run. Our experts at Koala Insulation of Lexington are here to help get your home running more comfortable all while saving you money on your energy bills.