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Expert Insulation & Roofing

Serving Central Ontario since 1974

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Professional Service Since 1974

Trust the experts with over 40 years of providing excellent service in Central Ontario

Attic Insulation

Attic Insulation

Spray Foam Insulation

Spray Foam Insulation

Wall Insulation

Wall Insulation

Residential Roofing

Residential Roofing

Soundproofing

Soundproofing

Ice Dams

Ice Dams

Our Recent Work

Insulation never stops paying for its self! When quality counts you know who to call. #spraytodaysavetomorrow
November 11, 2024

Insulation never stops paying for its self! When quality counts you know who to call. #spraytodaysavetomorrow

Shop in Washago we just insulated for @brydonperryconsinc!
November 8, 2024

Shop in Washago we just insulated for @brydonperryconsinc!

This Quonset hut was insulated for a scientific laboratory.  Top half was sprayed with intumescent ( Fire Retardant paint)  as it will be left exposed the bottom half will be covered. #quonsethut #sprayfoaminsulation #qualitywork #callforafreequote
November 1, 2024

This Quonset hut was insulated for a scientific laboratory. Top half was sprayed with intumescent ( Fire Retardant paint) as it will be left exposed the bottom half will be covered. #quonsethut #sprayfoaminsulation #qualitywork #callforafreequote

@csrasnowcross sealing up this sea can, will be a pump room for all the snow making machines, and installed R-31 to the underside of the race trailer! 

Race season is around the corner, is your trailer ready  to keep all the sleds race gear nice and warm ?  If not call us we can get you ready!
October 31, 2024

@csrasnowcross sealing up this sea can, will be a pump room for all the snow making machines, and installed R-31 to the underside of the race trailer! Race season is around the corner, is your trailer ready to keep all the sleds race gear nice and warm ? If not call us we can get you ready!

Happy thanksgiving weekend!
October 13, 2024

Happy thanksgiving weekend!

We ended our busy week tying up a few small jobs today.  Started with an attic top up in Washago. Then a shop in Washago, then a shed in Innisfill.  Have a great weekend!
October 4, 2024

We ended our busy week tying up a few small jobs today. Started with an attic top up in Washago. Then a shop in Washago, then a shed in Innisfill. Have a great weekend!

Up in Dorset today starting this new custom cottage for @luxurydiscoverydreamhomes
September 24, 2024

Up in Dorset today starting this new custom cottage for @luxurydiscoverydreamhomes

Last week we did the floor on this bunkie, called back today to Insulate the ceiling!  #bunkie #bunkielife #sprayfoaminsulation  Thanks @matt_muskokacustomcontracting
September 19, 2024

Last week we did the floor on this bunkie, called back today to Insulate the ceiling! #bunkie #bunkielife #sprayfoaminsulation Thanks @matt_muskokacustomcontracting

Up in the beautiful Muskoka again today, working on this custom Garage with loft above for @lovegroveconstructionmuskoka
September 18, 2024

Up in the beautiful Muskoka again today, working on this custom Garage with loft above for @lovegroveconstructionmuskoka

Stoped in  on the way home to spray some Rim joist and floor joist for @deanalihomes
September 17, 2024

Stoped in on the way home to spray some Rim joist and floor joist for @deanalihomes

Another new custom build we are working on for @lovegroveconstructionmuskoka  #muskoka #insulation #sprayfoaminsulation #customcottage 
Insulation never stops paying for itself l!
September 17, 2024

Another new custom build we are working on for @lovegroveconstructionmuskoka #muskoka #insulation #sprayfoaminsulation #customcottage Insulation never stops paying for itself l!

Custom cottage we are working on up in Dwight for @lovegroveconstructionmuskoka.
September 16, 2024

Custom cottage we are working on up in Dwight for @lovegroveconstructionmuskoka.

Professionalism & Customer Satisfaction is Our Priority

Knox Insulation & Roofing specialists have been serving the residential and commercial marketplace in since 1974. Our office is located in Washago, Ontario and we proudly serve all of Central Ontario, including Muskoka, Orillia, Barrie and Newmarket.


With over forty years in business, Knox Insulation & Roofing has built an enviable reputation by employing fully licensed professionals, and by utilizing quality industry recognized products. We also strive to achieve the highest level of service and professionalism with all of our customers.


Whether your home improvement plans include attics, garages, roofs, or walls, Knox Insulation & Roofing has the expertise to provide you with permanent energy savings. Also, Knox Insulation & Roofing will provide all the information necessary for you to take advantage of the numerous government rebates currently available. These government-assisted programs allow Ontario residents to permanently reduce energy costs, while helping to promote overall energy conservation programs.


Check out what our customers have been saying 

We provide high quality insulation & roofing in Barrie, Oro, Orillia, Severn, Gravenhurst,Bracebridge & Huntsville.

Looking for a dependable, local team for your next project? Contact us for a free insulation or roofing estimate

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