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Deal.ai › TWCUSEP › Fiberglass Insulation
TWCUSEP
Reflective Foil Insulation Roll Double Bubble Reflectix
TWCUSEP

Reflective Foil Insulation Roll Double Bubble Reflectix

Best price now

$10.13at WalmartChecked Nov 12

Compared across 2 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Last seen at $10.13 at Walmart on Nov 12.
  • Checked at 2 stores.

Our take on the Reflective Foil Insulation Roll Double Bubble Reflectix

This is a double-bubble radiant barrier: two layers of polyethylene air bubbles bonded between two metalized aluminum polyester faces. It reflects about 97% of radiant heat and emits under 3%, and it is rated Class 1/Class A per ASTM E84 and ASTM E2599. It is aimed at attics, ducts, garages and metal buildings where blocking radiant heat matters more than adding R-value. Against fiberglass batts it is thinner, cleaner to handle and holds staples without tearing, but it has little conductive insulation value and needs an air space to work.

Best forAttic rafters and roof decksDuct and pipe wrappingGarage doors and metal buildingsSheds and crawl spaces
Pros
  • Reflects about 97% of radiant heat
  • Thin, lightweight and easy to cut
  • Holds staples without tearing
  • Does not compress or collapse
  • Class 1/Class A fire rated
Cons
  • Low R-value on its own; needs an air gap
  • Foil faces can tear at sharp edges
  • Not a substitute for fiberglass in cold climates

Reflective Foil Insulation Roll Double Bubble Reflectix prices at every store

  • WalmartNew

    In stockSold by TWCUSEP SUPERSTOREReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $10.13Free shippingChecked Nov 12
    Visit Walmart
  • AmazonNew

    Availability unknown

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

    $11.41Free shippingChecked Nov 12
    Visit Amazon

Store links may earn us a commission.

Reflective Foil Insulation Roll Double Bubble Reflectix price history

Lowest price we've seen: $11.41 on Nov 12 at Amazon. Tracked across 1 store since Nov 12.

About the Reflective Foil Insulation Roll Double Bubble Reflectix

This is a reflective foil insulation roll with a double bubble construction. Two layers of polyethylene air bubbles are bonded between two layers of highly reflective metalized aluminum polyester film.

The insulation is lightweight yet durable and holds staples without tearing. It does not compress, collapse or disintegrate.

It reflects 97% of radiant heat and emits less than 3% of heat. It is a Class 1 / Class A fire rated radiant barrier that has passed the ASTM E84 and ASTM E2599 tests.

Brand
TWCUSEP
Color
Silver
Size
12 inches x 10 feet
Construction
Two layers of polyethylene air bubbles between two layers of metalized aluminum polyester film
Heat reflection
Reflects 97% of radiant heat; emits less than 3%
Fire rating
Class 1 / Class A radiant barrier
Tests passed
ASTM E84, ASTM E2599
Fastening
Holds staples without tearing

Specifications

color
SilverSource
size
12inch X 10ftSource

Questions and answers

Does this replace fiberglass insulation?
No. It is a radiant barrier, not a bulk insulator. It blocks radiant heat but adds little conductive R-value, so most installations pair it with an air space or existing insulation.
Which side faces the heat?
The reflective foil works on either face; the goal is a reflective surface facing an open air space. Keep at least a small gap between the foil and the hot side.
Can it go on attic rafters?
Yes. Stapling it under rafters or across roof decking is a common use. Leave ventilation paths so the attic can still breathe.
Is it fire rated?
It is listed as Class 1/Class A and tested to ASTM E84 and ASTM E2599. Check local code for how it must be installed in your space.
How do I cut it?
Use scissors or a utility knife against a straight edge. The bubble core cuts cleanly and the foil edges stay intact.
Where is the Reflective Foil Insulation Roll Double Bubble Reflectix cheapest?
At Walmart, for $10.13, as of our latest check.
Where can I buy the Reflective Foil Insulation Roll Double Bubble Reflectix?
2 stores we checked sell it, including Walmart, Amazon.

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