Your attic is the biggest single surface between your living space and the Los Angeles sun. In most homes we inspect, the insulation up there is thinner than it should be, uneven, or missing in whole sections. A properly insulated attic keeps summer heat in the attic and winter warmth in the house, so your AC and furnace do less work and every room feels more even.
Batts, blown-in or spray foam
There is no single best product. Fiberglass batts are clean and precise in open joist bays and tight Craftsman attics where we hand-place everything. Blown-in loose-fill is fastest for covering a large attic floor in a seamless layer around wires and framing. Spray foam suits vaulted ceilings, bonus rooms and roof decks with no attic floor at all. We look at your attic first and recommend what fits, and many homes end up with a combination.
Sized to your climate zone
A Santa Monica cottage and a Woodland Hills two-story do not need the same thing. For hot inland valleys we aim for R-38 to R-49. Near the coast, R-30 to R-38 with good air sealing is usually the sweet spot. Your written quote shows the target R-value and the installed depth, so you know exactly what you are getting.
Prep that makes it work
Before insulation goes in we install eave baffles so soffit vents keep breathing, keep clearances around flues and older recessed lights, and seal the obvious gaps at top plates and wire holes. Insulation over a leaky ceiling still lets conditioned air escape, so this prep is what makes the R-value actually perform.
Signs you could use this
- Upstairs or west-facing rooms are much hotter than the rest of the house
- You can see the tops of the ceiling joists in the attic
- Your AC runs nearly non-stop on summer afternoons
- Floors and rooms feel cold and drafty in winter
- The insulation looks gray, flattened, patchy or less than 6 inches deep
Where we offer attic insulation
We provide attic insulation across San Fernando Valley, Burbank, Glendale & Pasadena, Los Angeles & the Westside, Santa Clarita & Antelope Valley and Conejo Valley & Simi Valley, including: