Recently Asked Questions
Browse the latest insulation questions from New Brunswick homeowners.
Are there contractors in Sackville, NB who specialize in both air sealing and insulation, and is that combination better value?
Yes, contractors who combine air sealing and insulation in a single scope of work are absolutely the right call for Sack...
How do current New Brunswick building code R-value requirements account for the province's Maritime climate compared to drier inland Canadian provinces?
New Brunswick's building code R-value requirements reflect Climate Zone 6 conditions — long, cold winters combined with...
Are there specific certifications I should look for when hiring a blown-in insulation contractor in Moncton?
There's no single mandatory certification for blown-in insulation contractors in New Brunswick, but there are several cr...
What insulation upgrades do NB energy auditors most commonly recommend for 1970s-era homes in Fredericton after a full audit?
The most common recommendations energy auditors make for 1970s Fredericton homes are attic air sealing and insulation up...
How do I identify and fix insulation gaps causing cold spots in the walls of my older Saint John home without hiring a contractor?
Cold spots in older Saint John walls almost always come down to two culprits: missing or settled insulation in the wall...
Can a Saint John NB homeowner stack federal Greener Homes grants with provincial insulation rebates, and what is the maximum combined rebate available for a full insulation retrofit?
Yes, Saint John homeowners can stack federal and provincial insulation rebates, and the maximum combined incentive avail...
What insulation approach is best for a New Brunswick home being converted from seasonal to year-round use?
Converting a seasonal cottage or camp to year-round use in New Brunswick is one of the most demanding insulation project...
How long does installing batt insulation in the walls of a new Dieppe home addition typically take?
For a typical new home addition in Dieppe, batt insulation in the walls takes one to two days for a professional crew, o...
What are the most common DIY mistakes homeowners make when adding attic insulation in a Saint John home?
The most common DIY attic insulation mistake in Saint John is adding insulation without air sealing first — and it singl...
Is blown-in insulation a good choice for a new construction home in Dieppe versus a retrofit of an older house?
Blown-in insulation serves different purposes in new construction versus retrofits, and the choice depends on your speci...
How does the NB Building Code R-value requirement for attics differ between a new build in Sussex and a retrofit in Riverview?
The NB Building Code R-value requirement for attics is identical for both new construction in Sussex and retrofits in Ri...
How does the R-value of blown-in mineral wool compare to blown-in cellulose when used to top up attic insulation in a Dieppe home?
Blown-in mineral wool provides R-3.6 to R-4.0 per inch compared to cellulose at R-3.5 to R-3.8 per inch — a modest advan...
What NB government rebates are available in 2025 for homeowners in Moncton who upgrade their attic insulation?
New Brunswick homeowners in Moncton can access up to $10,000 in combined provincial and federal rebates for attic insula...
What is the total project cost to blow in fiberglass loose-fill insulation to R-50 in a 1,400 sq ft bungalow attic in Riverview NB?
For a 1,400 square foot bungalow attic in Riverview, expect to pay $1,800-$4,200 for blown-in fibreglass insulation to R...
What is the typical turnaround time from booking to completion for an energy audit in Moncton?
Energy audits in Moncton typically take 2-4 weeks from booking to completion of the report, though this can extend to 6-...
How does the total installed cost of spray foam compare to blown-in insulation for a Saint John NB crawl space with irregular joists?
Spray foam will cost roughly 2-3 times more than blown-in insulation for your Saint John crawl space, but the performanc...
What is the minimum R-value required for above-grade walls in New Brunswick under the 2020 National Building Code adoption?
The minimum effective R-value for above-grade exterior walls in New Brunswick is R-22 to R-28 effective under the curren...
Should I hire a contractor who handles NB Efficiency grant paperwork, or can I apply for rebates myself after the work is done in Caraquet?
You'll need to apply for NB Power and federal rebates yourself, but the process requires specific timing and documentati...
How much does it cost to get an NRCan EnerGuide rating assessment in Moncton NB, and is it required to access provincial insulation rebates?
Yes, an NRCan EnerGuide assessment is absolutely required to access NB Power's Total Home Energy Savings Program rebates...
What is the installed cost difference between a 6-mil poly vapour barrier and a smart vapour retarder membrane for a full attic air sealing job in Moncton NB?
The installed cost difference between 6-mil poly and smart vapour retarder membrane for a full attic air sealing job in...
Should I hire a separate air sealing contractor or ask my insulation company to handle both in Oromocto?
Most professional insulation contractors in the Oromocto area handle both air sealing and insulation as part of a compre...
How do I know if an insulation contractor in Saint John is quoting work that actually meets New Brunswick building code requirements?
Great question — many NB homeowners get quotes that sound impressive but don't actually meet current building code requi...
How much money can I save installing blown-in cellulose insulation myself versus hiring a Fredericton insulation company?
DIY blown-in cellulose installation can save you $800-$2,000 in labor costs on a typical Fredericton home, but the equip...
Can homeowners in Dieppe claim both a federal Greener Homes Grant and an NB Efficiency rebate for the same insulation project?
Yes, Dieppe homeowners can stack both the federal Canada Greener Homes Grant and NB Power's Total Home Energy Savings Pr...
Does the New Brunswick building code require a higher attic insulation R-value for homes built in the colder northern regions around Edmundston compared to coastal areas?
No, the New Brunswick Building Code does not specify different attic insulation R-values for different regions within th...
How do I find a contractor experienced in diagnosing and replacing mould-affected insulation in an older home in Campbellton?
Finding a contractor experienced with mould-affected insulation in Campbellton requires looking for professionals who co...
Can upgrading insulation in my Fredericton home increase its resale value on the housing market?
Yes, upgrading insulation in your Fredericton home can increase resale value, though the return varies significantly bas...
How do I safely remove old horsehair plaster and install new wall insulation myself in a heritage Fredericton home?
Removing horsehair plaster and installing wall insulation in a heritage Fredericton home is a complex project that requi...
What is the moisture permeability difference between open-cell and closed-cell spray foam in a Moncton basement application?
Open-cell spray foam is vapour-permeable (allowing moisture to pass through), while closed-cell spray foam acts as a vap...
How do I know if I installed batt insulation correctly in my Fredericton garage ceiling without hiring an inspector?
You can check your batt installation quality by looking for proper fit, no compression, complete coverage, and correct v...
How many weeks does it typically take to receive NB Efficiency rebates after completing an insulation upgrade in Fredericton?
NB Power's Total Home Energy Savings Program typically processes rebates within 6-8 weeks after receiving your complete...
Is blown-in cellulose insulation fire-rated and safe to use in commercial buildings in New Brunswick?
Yes, blown-in cellulose insulation is fire-rated and safe for commercial use in New Brunswick when properly installed ac...
Can a home energy audit in Fredericton identify whether my wall insulation has settled or degraded over time?
Yes, a professional home energy audit (EnerGuide evaluation) in Fredericton can identify wall insulation problems includ...
Are there NB rebate programs I should ask my insulation contractor about before getting a quote in Hartland?
Yes, there are significant NB rebate programs that can save you $5,000-$10,000 on insulation upgrades, but you must get...
How does mineral wool batt insulation compare to fibreglass batts for moisture resistance in a Moncton crawl space?
Mineral wool batts are significantly more moisture-resistant than fibreglass for Moncton crawl spaces, making them the b...
What fasteners and adhesives do I need to attach rigid foam board to my Saint John basement walls as a DIY project?
For DIY rigid foam installation on Saint John basement walls, you'll need construction adhesive (polyurethane-based like...
Can batt insulation be installed in an unheated garage in Woodstock during a New Brunswick winter without losing effectiveness?
Yes, batt insulation can be installed in an unheated garage during a New Brunswick winter without losing effectiveness,...
What is the typical cost to remediate settled or thin blown-in attic insulation that has dropped below code minimums in a Fredericton NB home, including top-up materials and labour?
Topping up settled blown-in attic insulation in a Fredericton home typically costs $1,200-$3,500 for materials and labou...
What is the moisture resistance difference between EPS rigid foam and mineral wool batts when insulating a Saint John basement interior?
EPS rigid foam is significantly more moisture-resistant than mineral wool batts for Saint John basement applications, bu...
Is hiring a certified contractor worth the extra cost for spray foam insulation in a Saint John home compared to DIY kits?
Hiring a certified spray foam contractor is absolutely worth the extra cost in Saint John — spray foam should never be a...
What batt insulation is best for soundproofing interior walls between bedrooms in a Saint John home renovation?
For soundproofing interior walls between bedrooms in your Saint John renovation, mineral wool batts (Rockwool/Roxul) are...
What is the labour cost versus material cost breakdown for open-cell spray foam insulation on a 2,000 sq ft home in Moncton NB?
For a 2,000 sq ft home in Moncton, open-cell spray foam typically breaks down to roughly 60-70% labour and 30-40% materi...
How does the upfront cost of spray foam insulation compare to rigid foam board for a Moncton basement, and which qualifies for more NB Efficiency rebates?
Spray foam costs significantly more upfront than rigid foam board for basement insulation in Moncton, but both qualify e...
What safety risks should I know before spraying two-component foam insulation myself in a Moncton basement?
You should never attempt DIY spray foam installation — this is one of the most dangerous insulation applications and req...
What is the full cost breakdown — labour, materials, and disposal — to upgrade attic insulation from R-20 to R-50 in a 1970s Cape Breton-style home in Sussex NB?
A typical 1,200 square foot Cape Cod-style home in Sussex would cost $2,200-$4,200 to upgrade from R-20 to R-50 attic in...
How much does professional air sealing typically add to the total cost of an attic insulation upgrade in a 1990s Saint John NB bungalow?
Professional air sealing typically adds $800-$1,800 to an attic insulation project in a 1990s Saint John bungalow, but t...
How much more does it cost to insulate a cathedral ceiling versus a flat attic floor in a Quispamsis NB home, and what methods are used?
Cathedral ceiling insulation costs 3-5 times more than flat attic insulation in Quispamsis — expect $4-$10 per square fo...
What is the typical timeline for a full basement insulation project in Fredericton?
A full basement insulation project in Fredericton typically takes 3-7 days for professional installation, depending on b...
How can you tell if fibreglass batt insulation in a Fredericton home has absorbed moisture and lost R-value versus mineral wool batts in the same condition?
Fibreglass and mineral wool batts react very differently to moisture exposure, and the visual and performance clues are...
How long does it take to insulate all the exterior walls in a 1,200 sq ft Bathurst bungalow with batt insulation?
For a typical 1,200 sq ft Bathurst bungalow, professional batt insulation of all exterior walls takes 1-2 days, while a...
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