Black FridayDealsBuying guidesBrandsStoresTermsPrivacydeal.ai apps

© Deal.ai Inc.

Deal.ai
Gardoor
Gardoor Reflective Insulation Kit Panels 6mm 24x8ft, 24pcs

Gardoor Reflective Insulation Kit Panels 6mm 24x8ft, 24pcs

Best price now

$202.46at WalmartObserved at 3:43 PM

Prices are checked against each store and labelled with when.

Visit Walmart

Ask our agent about this product

It checks today's price at every store, compares the alternatives and answers in about a minute.

Enter to send, Shift+Enter for a new line

Our take on the Gardoor Reflective Insulation Kit Panels 6mm 24x8ft, 24pcs

The Gardoor Reflective Insulation Kit is a radiant barrier made of reflective foil-faced panels, sold as 24 pieces covering 24 square feet at 8 feet long and 2 feet wide. It is meant to be cut and fitted to doors, garage doors and windows to reflect heat rather than absorb it. The only new price found is $202.46 at Walmart as of November 4, 2026, with no other store competing on price.

Best forGarage doors that get sun-bakedWindows and doors in hot climatesRenters who want removable, no-build insulationQuick DIY heat reflection on a budget
Pros
  • Reflects radiant heat instead of trapping it
  • Thin panels suit doors and windows where batt insulation won't fit
  • Cuts to size with a utility knife
  • Lightweight and easy to install with tape or adhesive
  • Works for both summer heat rejection and winter heat retention
Cons
  • Radiant barriers do little against conducted or convective heat alone
  • Foil surface tears easily and needs care when cutting
  • No meaningful R-value on its own without an air gap
  • $202.46 for 24 square feet is a high per-square-foot price
  • Only one store lists it new, so there is no price competition

Gardoor Reflective Insulation Kit Panels 6mm 24x8ft, 24pcs prices at every store

  • WalmartNew

    In stockSold by Seller

    $202.46Observed at 3:43 PM
    Visit store

Gardoor Reflective Insulation Kit Panels 6mm 24x8ft, 24pcs price history

Lowest price we've seen: $202.46 on Nov 4 at Walmart. Tracked across 1 store since Nov 4.

Specifications

Insulation Type
Radiant Barrier Insulation
Insulation Thickness
1 in
Recommended Use
Door, Garage, Window
Rec Location
Window
Product Net Content Parent
1 Each

Questions and answers

Is a radiant barrier worth it for a garage door?
Yes, if the door faces direct sun. A foil barrier on the inside of the door cuts radiant heat and can lower garage temperatures noticeably. It will not cool a garage on its own if the space is poorly ventilated.
How much area does the kit cover?
24 panels at 2 by 8 feet give 24 square feet of coverage, enough for a standard single garage door or several windows. Measure before buying; a double garage door needs two kits.
Does it need an air gap to work?
Yes. Radiant barriers perform best with a facing air space between the foil and the surface behind it. Mounting it flush against a wall or door reduces its effectiveness.
Can I cut it to fit windows?
Yes. The panels can be scored and cut with a utility knife or heavy scissors. Wear gloves, since the cut foil edges are sharp.
Is $202.46 a good price?
It is the only new price found, listed at Walmart as of November 4, 2026, so there is no lower store price to compare against. Check the per-square-foot cost against generic foil barrier rolls, which often cost less.
Where is the Gardoor Reflective Insulation Kit Panels 6mm 24x8ft, 24pcs cheapest?
At Walmart, for $202.46, as of our latest check.

Shoppers also compared

  • R
    Reflectix 16 in. x 50 ft. Reflective Radiant Barrier Foil Insulation Roll
    Reflectix 16 in. x 50 ft. Reflective Radiant Barrier Foil Insulation Roll
  • R
    Radiator Insulation Film Wall Foil Thermal Insulation Roll, 60cm
    Radiator Insulation Film Wall Foil Thermal Insulation Roll, 60cm
  • E
    EcoFoil Double Bubble Insulation Roll 25 Feet
    EcoFoil Double Bubble Insulation Roll 25 Feet
  • E
    EcoFoil Double Bubble Insulation Roll 25 Feet
    EcoFoil Double Bubble Insulation Roll 25 Feet
  • P
    Pritane Reflective Insulation Film 50cm x 5m
    Pritane Reflective Insulation Film 50cm x 5m
  • E
    EcoFoil Floor Joist Insulation 24" x 125' Double Bubble Reflective Foil
    EcoFoil Floor Joist Insulation 24" x 125' Double Bubble Reflective Foil
  • W
    Wellco Radiant Barrier Aluminum Foil Reflective Insulation
    Wellco Radiant Barrier Aluminum Foil Reflective Insulation
  • 1
    16pcs 24x48 inch Reflective Aluminum Foil Double Bubble Insulation Kit
    16pcs 24x48 inch Reflective Aluminum Foil Double Bubble Insulation Kit