Here at Colonial, the health and well-being of our employees and our clients is top priority to us. As the world is in protection mode, we too are making strides to prevent the spread of the Coronavirus. Sanitation practices throughout our locations has been ongoing and our employees suit up in brand new hazmat suits with the best respirators in the business. Any employee with a sign of fever, chills or cold is asked to stay home.
When insulating your home, the installers are now approaching clients suited up, to rest everyone's minds at ease and continue the insulation work without worry of spreading germs. Prayers go out to everyone affected by this terrible virus and please support small business as much as possible during these difficult times.
Rebate Programs
Current Promotions
For a limited time, Colonial Insulation is giving a free Energy Star air conditioner just for booking Colonial for an insulation installation or basement waterproofing service.
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 9.5 to 14.5%
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