Experience
We have over 250 years of collective knowledge on our teams.
Experts
All of our installers are carefully selected to be the best in the industry.
Local
We provide warmth and safety throughout the New England area.
Quality
Our insulation will serve you for many, many years to come.
RESIDENTIAL
Colonial Insulation completes hundreds of residential projects each year. No matter what the project, we have the experience and the solution!
COMMERCIAL
With many years of experience our insulation company has developed systems and procedures so we can execute the projects in the most efficient manner possible.
GOVERNMENT
We have a long track record of working for the military, local state and town governments, public facilities such as schools, libraries, town offices and many others.
Spray Foam
Spray foam is an air barrier which results in the elimination of drafts, hot spots, and cold spots.
Attic
Professionally installed attic insulation can cut your energy bills dramatically, sometimes in half!
Basement
Basement wall insulation is one of the most cost-effective home improvement jobs available.
Crawl Space
If your crawl space isn’t adequately insulated, you could be wasting a huge amount of money on home heating.
Wall
Go green in more ways than one, by saving energy as well as money on your monthly bill. Now the planet and your budget can live in harmony.
Cellulose
Cellulose insulation is a remarkable improvement over aging insulation in an existing building.
Project Portfolio
Wachusett Brewery
Westminster, MA
Insulation
Tiny House
Southern NH
Spray Foam Insulation
Grove Street
Worcester, MA
Insulation, Fireproofing
1800's Farmhouse
Winchendon, MA
Spray Foam Insulation
Wentworth Community Housing
Hartford, VT
Fireproofing
RiverWoods Exeter
Exeter, NH
Fireproofing
Residential
Spray Foam Insulation
Spray foam is an air barrier which results in the elimination of drafts, hot spots, and cold spots.
Cellulose Insulation
Cellulose insulation is a remarkable improvement over aging insulation in an existing building.
Financing Available
Interest Rates from 6.74 to 7.06%
Need an estimate?
Commercial
Spray Foam Insulation
Go green in more ways than one, by saving energy as well as money on your monthly bill.
Cellulose Insulation
Our insulation services are designed to function within the needs of the facilities.
Firestopping & Fireproofing
Our fireproofing applications will delay the spread of flames and increase fire ratings from 1 hour to 3 hours