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BXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal Board vs Insul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing

Buy the BXI roll for small sound-dampening and light thermal jobs in a home studio, office or HVAC duct. Buy the Insul-EZ sheet if you need a large flat 4 ft x 4 ft panel with a stated R-3.0 thermal rating. At the latest prices, the BXI is $35.99 at Amazon and the Insul-EZ is $267.50 at MorElectricHeating.com, both as of November 4, 2026, so the BXI costs far less for far less material.

Today the BXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal Board costs $231.51 less at its best price.

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BXI
BXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal Board

BXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal Board

$35.99at AmazonObserved at 3:17 PM
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Choose the BXI roll if you want a cheap, self-adhesive, waterproof foam you can cut and wrap around ducts, walls or equipment to cut echo and light heat transfer.

Pros
  • Low price at $35.99
  • Self-adhesive and easy to cut
  • Waterproof closed-cell foam
  • Egg-crate surface helps with echo and reverb
  • Light at 750 g
Cons
  • Small coverage, about 2.6 sq ft
  • No published R-value
  • Thin, about 1 cm
  • Not a structural or rigid panel
Insul-EZ
Insul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing

Insul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing

$267.50at MorElectricHeating.comObserved at 3:17 PM
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Choose the Insul-EZ sheet if you need one large rigid 48 in x 48 in panel with a published R-3.0 value for a flat surface.

Pros
  • Large 16 sq ft sheet
  • Stated R-3.0 thermal value
  • Works over a wide temperature range
  • Peel-and-stick backing
Cons
  • High price at $267.50
  • Heavy at 99 lbs
  • Rigid, hard to wrap around curves
  • No acoustic rating

What separates them

BXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal BoardInsul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing
Price$35.99 at Amazon as of November 4, 2026$267.50 at MorElectricHeating.com as of November 4, 2026
FormRoll, 33 x 194 x 1 cm, cut to sizeFlat 48 in x 48 in sheet
CoverageAbout 0.64 m² (2.6 sq ft) per pack16 sq ft per sheet
Thermal ratingNo R-value stated; temperature range -20°C to 160°CR-3.0, 0.25 BTU-in/hr·ft²·°F
ThicknessAbout 1 cm (0.2 in nominal, listed up to 1.8 in)3/4 in (2 cm)
SoundEgg-crate foam, up to 18 dB noise reductionNot sold for acoustics
InstallSelf-adhesive backing, flexiblePeel-and-stick backing, rigid sheet
Weight750 g per pack99 lbs per sheet

Price history

  • BXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal Board: lowest $35.99 on Nov 4 at Amazon.
  • Insul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing: lowest $267.50 on Nov 4 at MorElectricHeating.com.

Prices at every store

BXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal Board

  • eBayNew

    In stockSold by littlelanguagelab

    $60.59Free shippingObserved at 3:39 PM
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  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $35.99Free shippingObserved at 3:17 PM
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  • eBayCheck price at eBay
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Insul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing

  • WalmartNew

    In stockSold by BriskHeat

    $288.00+ $7.49 shippingObserved at 3:17 PM
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  • MorElectricHeating.comNew

    Availability unknown

    $267.50Observed at 3:17 PM
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Also available at

  • eBayCheck price at eBay
All 2 stores and price history →

Specs compared

SpecBXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal BoardInsul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing
Weight750g99 lbs
Thickness1.8 in3/4 in (2 cm)
Product dimensions33L x 10W—
MaterialAluminium—
Foam density50kg/m³—
Roll size33 x 194 x 1cm—
Coverage area0.64 square meter—
Temperature range-20°C to 160°C (-4°F to 320°F)—
Noise reductionup to 18 decibels—
Flame ratingB1—
Number of packs1—
Material TypeAcoustic foam—
Show all 36 specsShow fewer specs
SpecBXI Insulation Foam Roll 13 x 157 x 0.2 Inch Self-Adhesive Thermal BoardInsul-EZ 4ft x 4ft Foam Insulation Sheet with Adhesive Backing
Material CompositionClosed Cell Foam—
Product TypeSoundproofing—
SubtypeAcoustic foam—
Intended UseOffice, Home studio, HVAC—
Length16 in—
Width12 in—
Area2.6 square feet (Pack of 2)—
Installation MethodSelf-Adhesive—
Form FactorPanels—
Water Resistance

Questions and answers

Which is better for soundproofing a room?
The BXI. It is sold as acoustic foam with up to 18 dB noise reduction and an egg-crate pattern for echo. The Insul-EZ is a thermal sheet with no acoustic rating.
Which insulates better?
The Insul-EZ, on paper. It states R-3.0 at 3/4 in. The BXI lists no R-value, only a temperature range.
Is the Insul-EZ worth the extra money?
Only if you need a large flat panel with a known R-value. At $267.50 versus $35.99, you pay about 7.4 times more for roughly 6 times the area.
Can I use the BXI on ducts and pipes?
Yes. It is flexible, self-adhesive and rated -20°C to 160°C, which suits HVAC and home studio use.
Which lasts longer?
The Insul-EZ is a thicker, denser sheet and should hold up longer on flat surfaces. The BXI's thin foam can compress or tear with handling.
How much area do I get?
The BXI pack covers about 2.6 sq ft. The Insul-EZ sheet covers 16 sq ft.

More comparisons

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Buying guides that pick them

  • Best self-adhesive insulation sheets for crawl space vents
Waterproof
—
Ideal LocationsOffice, Home studio—
Typical UsersDIY enthusiasts—
ColorBlack—
PatternEgg Crate—
DensityHigh density, Dense—
Moisture ResistanceYes—
Temperature ResistanceHigher R-value than open cell foam (for thermal…—
FeaturesSelf-adhesive—
R-Value—3.0
Sheet Size—48 in x 48 in (122 cm x 122 cm)
Usage Temperature Range—-297°F to 220°F (-183°C to 105°C)
Water Vapor Transmission—0.05 perm-inch
Thermal Conductivity—0.25 BTU-in/hr. ft² °F
Type—Thermal Type