Are insulated garage doors worth it in the Bay Area? It is one of the questions we hear most, especially since our winters are mild.
This guide compares insulated vs. non-insulated garage doors on comfort, noise, strength and long-term value, so you can pick the right one for your home. As an authorized Amarr dealer, we install both types and see how each one holds up in different parts of the Bay Area.
This is where the two types differ most. An insulated door has a layer of foam between the outer steel and an inner skin. The foam slows the heat moving through the door, so the garage stays closer to room temperature.
That matters most when the garage is attached to the house. The rooms next to the garage or above it stay cooler in summer and warmer in winter. It also helps if you use the garage as a laundry room, gym or workshop.
The weather also changes a lot within a few miles here. A foggy day in San Francisco can be a hot afternoon in Walnut Creek or Livermore, and an insulated door helps in both places.
A non-insulated door is a single layer of steel. It keeps the garage secure and dry, but heat and cold pass right through it. In a detached garage used for storage, that is usually fine. However, on an attached garage that faces the afternoon sun, the garage can get very hot.
Insulated doors are also quieter. The foam stiffens the panels and absorbs sound, so the door doesn’t rattle or boom as it moves. It also cuts some street noise.
So if there is a bedroom above the garage or next to it, you will notice the difference every morning.
Single-layer doors are lighter and hollow, so they rattle on windy days and echo as they run. For a detached garage, that may not matter. For more ways to cut noise, see our guide to silent garage door solutions.
Most insulated doors have steel on the outside, foam in the middle and steel or vinyl on the inside. This layered build makes the panels stiffer, so they dent less easily from a bike or a basketball.
There are two kinds of foam. Polystyrene comes in panels. Polyurethane is injected and bonds to the steel, so it insulates better and makes the door stiffer. Insulation is rated by R-value, and a higher number means better insulation.
A single-layer door is lighter and easier to lift by hand. However, it dents more easily and feels less solid.
Most door styles come in both versions, so you don’t have to give up the look you want. Open any brochure on our Amarr page to see which collections come insulated and their R-values.
An insulated door costs more than the same style without insulation, because it has more material. So for a detached garage used for storage, a non-insulated door is usually the practical choice.
On an attached garage, an insulated door cuts the heat that reaches the house, and it holds up better to dents. It is also quieter, which you notice every day.
A new door also changes how the front of the house looks. For many homes, the garage door is the biggest thing you see from the street.
If the garage shares a wall with the house, or has a room above it, go insulated. Most Bay Area suburban homes fall into this group.
If the garage stands apart from the house and is used for storage, a non-insulated door is usually enough.
If you spend time in the garage, insulation makes the space more comfortable and quieter.
If you keep a freezer, electronics or pets in the garage, an insulated door helps keep the temperature steady.
Inland cities like Concord, Livermore and San Jose get hot summers, and a west-facing garage can bake in the afternoon. Near the coast, the air is cool and damp most of the year. An insulated door helps in both places. Also, near the coast, pick a door with a good finish, because salt air speeds up rust. See our coastal rust guide.
For most Bay Area homes with an attached garage, an insulated door is the better choice. For a detached garage used for storage, a non-insulated door does the job.
Still deciding between insulated vs. non-insulated garage doors? Call Olive Garage Doors. We come out, measure the opening, bring door options and give you a written price before anything is ordered. The estimate is free.
See our garage door installation service, or ask us for a quote.