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The granite city on the harbor

Spray Foam Insulation in Quincy, MA

Older and mid-century homes from the bay to the Blue Hills.

  • Free on-site estimates in Boston and the inner suburbs
  • Written quotes that list material, thickness and R-value for every area
  • Old wiring, vermiculite and moisture flagged before any work is planned

From the Bay to the Blue Hills

Spray Foam Insulation in Quincy covers homes from sea level to the Blue Hills. Wikipedia notes Quincy runs from the shoreline up to Chickatawbut Hill at 517 feet, with about 2,485 acres, or 23 percent of its land, inside the Blue Hills Reservation. Granite quarrying shaped the city in the 1800s, and the Granite Railway of 1826 carried its stone. Wollaston Beach on Quincy Bay is the largest beach on Boston Harbor.

Coastal homes

Homes near Wollaston Beach and the bay face wind and salt air off the water. Wind pushes air through every gap in a house, so air sealing at the attic and the rim joist matters more than in sheltered spots. Basements near the shore can run damp; closed-cell foam on the rim keeps humid air off cold framing.

Hillside homes

On the slopes toward the Blue Hills, houses catch more snow and wind. Ice dams on leaky attics are common, and sealing the attic floor is the lasting fix.

Typical houses

Quincy has older two-families, early 20th-century singles, and many mid-century Capes and Colonials. Kneewalls, attic hatches, empty walls and bare rim joists are the usual weak spots.

Costs

HomeGuide lists typical attic insulation jobs at $1,000 to $2,700 and rim joist foam at $2,000 to $2,500 nationally. The written estimate is the price.

Mass Save

Mass Save lists no-cost assessments for one- to four-unit homes and 75 to 100 percent off approved insulation. Book one first if you want those incentives.

Granite foundations and basements

Some older Quincy homes sit on stone foundations. Damp stone should be able to dry, so we often foam only the rim and sill above it and recommend drainage fixes for any seepage. Poured concrete basements in newer homes can take closed-cell foam directly on the walls, especially before finishing.

Get started

We visit and send a written quote. Get a free estimate

What to Know in Quincy

  • Elevation range. Quincy runs from sea level to Chickatawbut Hill at 517 feet (Wikipedia).
  • Blue Hills. About 2,485 acres, or 23 percent of Quincy's land, lies in the Blue Hills Reservation (Wikipedia).
  • Granite history. Granite quarrying dominated 19th-century Quincy; the 1826 Granite Railway carried its stone (Wikipedia).
  • Wollaston Beach. Wollaston Beach on Quincy Bay is the largest beach on Boston Harbor (Wikipedia).
Dense-Pack Wall Insulation in Boston, MA

Quincy Questions

Do coastal homes need different insulation?

The targets are the same, but wind off the water makes air sealing more important.

Do you work in Wollaston, Squantum and Houghs Neck?

Yes, throughout Quincy.

Can you insulate a damp basement near the bay?

Foam helps with humid air. If water comes in, drainage is fixed first.

Can you foam a stone foundation?

Often only the rim and sill, leaving damp stone to dry. We explain the choice during the visit.

Free Estimates in Quincy, MA

Quincy homeowners: book a free estimate.

Call Now: (857) 422-6043