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INSULATION MARKETPLACE
INSULATION MARKETPLACE DIY Reflective Insulation Sheet, Window Insulation Kit, Foam Core Garage Door Insulation, Thermal Insulation Shield, RV Window Insulation (24"x10ft + 35 Self Adhesive Pads)

INSULATION MARKETPLACE DIY Reflective Insulation Sheet, Window Insulation Kit, Foam Core Garage Door Insulation, Thermal Insulation Shield, RV Window Insulation (24"x10ft + 35 Self Adhesive Pads)

Best price now

$13.99at AmazonObserved at 3:43 PM

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Our take on the INSULATION MARKETPLACE DIY Reflective Insulation Sheet, Window Insulation Kit, Foam Core Garage Door Insulation, Thermal Insulation Shield, RV Window Insulation (24"x10ft + 35 Self Adhesive Pads)

This is a 3 mm reflective foil bubble sheet sold as a 24-inch by 10-foot roll with 35 self-adhesive pads, aimed at DIY jobs like garage doors, windows and RV walls. It works by reflecting radiant heat rather than blocking conductive heat, so it helps most on hot surfaces facing sun or on cold glass. The roll is thin and light (about 771 g), cuts with household scissors and carries a Class A fire rating. At $13.99 at Amazon as of November 4, 2026, it sits at the low end of its recent price range, with only two stores listing it new.

Best forGarage door and window radiant-heat controlRV and camper window or wall insulationRenters who want removable, no-drill insulationSmall DIY patch jobs on a tight budget
Pros
  • Cheap entry price for a 24 in x 10 ft roll
  • Cuts with ordinary household scissors
  • Class A fire rating and water-resistant facing
  • Light and easy to hang with the included adhesive pads
  • Reflects radiant heat without adding much bulk
Cons
  • 3 mm bubble core gives little R-value on its own
  • Adhesive pads may not hold on rough or dirty surfaces
  • Foil facing tears and creases easily
  • Not a substitute for foam board or batt insulation in cold climates
  • Roll is narrower than the 48 in width some listings imply

INSULATION MARKETPLACE DIY Reflective Insulation Sheet, Window Insulation Kit, Foam Core Garage Door Insulation, Thermal Insulation Shield, RV Window Insulation (24"x10ft + 35 Self Adhesive Pads) prices at every store

  • AmazonNew

    Availability unknown

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

    $13.99Observed at 3:43 PM
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Also available at

  • eBayCheck price at eBay

INSULATION MARKETPLACE DIY Reflective Insulation Sheet, Window Insulation Kit, Foam Core Garage Door Insulation, Thermal Insulation Shield, RV Window Insulation (24"x10ft + 35 Self Adhesive Pads) price history

Lowest price we've seen: $13.99 on Nov 4 at Amazon. Tracked across 1 store since Nov 4.

Specifications

Form
Sheet
Moisture Resistance
Water-resistant, Resists moisture damage
Fire Rating Class
Class A
Material Type
Reflective Insulation Sheet
Facing
Highly reflective engineered foil
Product Type
Reflective Insulation Sheet
Insulation Type
Thermal
Insulated Plasterboard
No
Reflective Type
Bubble Core
Thermal Type
Radiation
Thickness
3 mm
Length
10 ft
Roll Size
60" x 10ft roll (includes 65 self-adhesive pads)
Width
48 in
Recommended Usage
DIY, Homes and buildings, Residential
Suitable Surfaces
Garage door, Garages, RVs, Windows
Installation Method
Self-adhesive pads
Weight
771 g
Color
Silver
Tools Required
Household scissors
Skill Level
DIY
Typical Users
DIY Enthusiasts

Questions and answers

Is this worth it for a garage door?
For a sun-hit metal garage door it can take the edge off radiant heat and is cheap enough to try. It will not warm a cold garage much, since a 3 mm bubble layer has low R-value. Pair it with foam board if you want real temperature change.
How much does it actually insulate?
It is a radiant barrier, not a bulk insulator. Expect a small effect on heat radiating through glass or metal, not a measurable R-value like foam board. Best used as a first layer or on windows and RV walls.
Can I cut it to fit windows and RV frames?
Yes. Household scissors cut it, and the included self-adhesive pads let you mount it without drilling. Clean and dry the surface first so the pads grip.
Is it fire safe to put near a garage door or window?
The facing carries a Class A fire rating, which is the better class for this kind of foil product. Keep it clear of open flames and check local code before covering any surface near a heat source.
When is the best time to buy?
At $13.99 at Amazon as of November 4, 2026, it is already near the bottom of its recent range. Stock up before summer heat or winter cold, when demand for window and garage insulation rises.
Where is the INSULATION MARKETPLACE DIY Reflective Insulation Sheet, Window Insulation Kit, Foam Core Garage Door Insulation, Thermal Insulation Shield, RV Window Insulation (24"x10ft + 35 Self Adhesive Pads) cheapest?
At Amazon, for $13.99, as of our latest check.
Where can I buy the INSULATION MARKETPLACE DIY Reflective Insulation Sheet, Window Insulation Kit, Foam Core Garage Door Insulation, Thermal Insulation Shield, RV Window Insulation (24"x10ft + 35 Self Adhesive Pads)?
2 stores we checked sell it, including Amazon, eBay.

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