We consider a reflective foil insulation to be a worthy investment in the long run. Let’s take you step by step, type by type, and find the best reflective foil insulation for you.

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Our Top Picks:

Best Overall: Buy: Reflectix Reflective Foil Insulation READ REVIEW

Best For Aluminum Foil: Buy: Ecty Reflective Foil Insulation READ REVIEW

Best For Glass Window: Buy: Insulation Marketplace Reflective Foil Insulation READ REVIEW

Best For Engine Compartment: Buy: Insulation Market Place Llc Reflective Foil Insulation READ REVIEW

Best For Metal Roof: Buy: Aes Bubble Wrap READ REVIEW

Best For Heavy Duty: Buy: Mws Bubble Wrap READ REVIEW

Best With Ventilation: Buy: Us Energy Products Highly Reflective Metalized Aluminum Polyester Film READ REVIEW

Best For Van: Buy: Insulation Marketplace Smartshield Insulation READ REVIEW

Best For Hot Tub: Buy: Mws Reflective Foil Insulation READ REVIEW

Best For Attic: Buy: Aes Reflective Foil Insulation READ REVIEW

Best For Commercial Grade: Buy: Us Energy Products Reflective Foil Insulation READ REVIEW

Best Overall: Reflectix Reflective Foil Insulation

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The Reflectix Reflective Foil Insulation is capable of outshining several other insulation featured in this list in overall features. The reflectix reflective foil insulation is designed to worth every penny, is great for heat and it works perfectly. Make sure this fits by entering your model number. Further, this is good stuff for heat, is suitable for window frames and it is great for brand name.

Most importantly, the reflectix reflective foil insulation is worth the money, is removable and it stops the heat.

Almost all customers opine that the insulation has done its job well. In addition, they say that the insulation will obsorb any fluid and lose its insulating value and also mildew. Further, a few strongly agree that the insulation is really a nice large piece of insulated bubble wrap. In short, at the price, they believe that they got a steal of a deal with it.

• This can also be used for water heaters, or even for camping.
• This also saves money in heating costs.
• This will stay in place, even under overhangs.
• This is great with lots of moving and handling.

Best For Aluminum Foil: Ecty Reflective Foil Insulation

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The Ecty Reflective Foil Insulation is capable of outshining several other insulation featured in this list in overall features for the price point. The ecty reflective foil insulation is stable, is super easy and it is good for energy savings. Two layers of polyethylene industrialized air bubbles bonded between two layers of highly reflective metalized aluminum polyester film. Also, the insulation is good for heavy duty and it is great for small projects.

The insulation can reduce utility bills substantially all year round. Moreover, this is made in the USA / shipped from the USA / meets all international and USA fire codes / nominal thickness is 1/4 inch. Finally, the ecty reflective foil insulation allows for easy use and it is great for utility knives.

Almost all buyers found that the insulation does block the light, that that's to be expected. In addition, they say that the insulation is easy to cut with scissors and tape sticks right to it. Moreover, they say that the insulation is very effective in keeping the heat off and out.

• This will keep the kitty warm from the cold.
• This is great for keeping rv temperatures down.
• This will melt the bubble wrap and start a fire.
• This will completely block your windows and views.

Best For Glass Window: Insulation Marketplace Reflective Foil Insulation

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate insulation. The Insulation Marketplace Reflective Foil Insulation is exactly that - it's a simple insulation that hits all the right notes. The insulation marketplace reflective foil insulation will not irritate the skin, eye or throat. The manufacturer says: This is not a cheap double bubble reflective insulation, We have a superior quality reflective foam core insulation, foam core radiant barrier, commercial grade. And, the insulation tried by auto parts stores, reflects the heat and it is much better.

The insulation is designed for very easy install and it is super lightweight. Most importantly, the insulation marketplace reflective foilinsulation is very sturdy and it is used for heavy duty.

Most buyers found that the insulation is great insulation in the basement over floor joists. In addition, they strongly agree that the insulation is easy to install—raised basement area by 15 degrees f. And, they also found that the insulation is very thin and would most likely melt very fast.

• Extremely effective - reflects 95% of radiant energy, perfect radiant barrier!.
• This maintains its 3mm thickness, it will work.
• This offers very good customer service.
• This is rigid with a "foam-like" interior.

Best For Engine Compartment: Insulation Market Place Llc Reflective Foil Insulation

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Compared with other insulation in this category, the insulation market place 's reflective foil insulation has a convenient design. The Insulation Market Place Llc Reflective Foil Insulation works for pole barns and it is great for the engine compartment. The manufacturer says: This is not a cheap double bubble reflective insulation, We have a superior quality reflective foam core insulation, foam core radiant barrier, commercial grade. Moreover, this is made for home depot and it is windproof.

The insulation will not irritate the skin, eye or throat. Further, it is used for sound barrier and it works great. Lastly, the insulation market place llc reflectivefoil insulation is cost effective, is strong but lightweight and it is very durable.

Most buyers agree that the insulation can be used on the side where it reflects the sun. Moreover, they strongly agree that the insulation will reduce the radiant heat, from the sun noticeably. In addition, a few say that this material would surely improve temps from outside, cooler or warmer.

• This is made for heating and cooling ducts and is a better choice.
• Sound barrier - excellent soundproofing material.
• Vapor barrier - unaffected by humidity and moisture, can be used outside.
• This has held up to some good winds.

Best For Metal Roof: Aes Bubble Wrap

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Aes makes beautiful and great insulation with classic and smartly chosen materials. Bubble wrap is non-toxic and does not promote the growth of fungi or bacteria, nor does it provide nesting support for rodents or insects. This gives you 1, 000 square feet of double - sided diamond perforated breathable radiant barrier. Also, the insulation is mechanical, works great and it makes a difference.

The insulation is for new construction, stops the sun and it works well. Finally, the Aes Bubble Wrap looks good, works for both new and it is highly recommend.

Almost all buyers opine that the insulation comes in slim not bulky cardboard packaging. And, they strongly agree that the insulation does nothing for thermal heat, sound etc. And, they also found that the insulation is a waste of money. Without any doubt, this product passed the test and had very satisfied buyers eager to share their experience.

• This is not a moisture barrier, so you will need that too ,.
• This material is similar to chip bags but is stronger.
• This is good for insulating the basement.
• This is used for attic so it perforated.

Best For Heavy Duty: Mws Bubble Wrap

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The bubble wrap's superior materials make sure that it ages well with use. Bubble wrap is made for good stuff and it does the job. Make sure this fits by entering your model number. And, it is electrical, is lightweight yet durable and it is highly recommend.

Above all, the MWS bubble wrap is suitable for the engine compartment and it works great.

Most customers opine that the insulation works well for this application. Moreover, they say that the insulation is great for blocking the sunlight. Moreover, they say that this material is plastic with foil on both sides. In short, the tone of buyers is very positive and we believe that the insulation suits the purpose.

• This can reduce utility bills substantially all year round.
• This is used to block the front window of a motorhome.
• This saves energy and it is safe.
• This works very well, is very resilient and it is easy to trim.

Best With Ventilation: Us Energy Products Highly Reflective Metalized Aluminum Polyester Film

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We would, of course, be remiss if we didn't mention energy products highly reflective metalized aluminum polyester film for daily usage. The US energy product highly reflective metalized aluminum polyester film is safe and it works great. Two layers of polyethylene industrialized air bubbles bonded between two layers of highly reflective metalized aluminum polyester film. And, it is durable and it is lightweight yet durable.

Lastly, the US energy products highly reflective metalized aluminum polyester film is easy to install and maintenance free, cuts easily with a utility knife or scissors and installs easily than fiberglass.

Most customers agree that the insulation is easy to cut, apply and staple down. In addition, they say that the insulation is cut with scissors and does n’t tear or fray. To sum up, for almost all customers, it was just what they wanted.

• This is designed to hold staples without tearing.
• This saves energy and it comes with water.
• This can reduce utility bills substantially all year round.
• Note: if the wood sides get warm without insulation then it will limit that.

Best For Van: Insulation Marketplace Smartshield Insulation

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The best part: Insulation Marketplace Smartshield Insulation costs comparatively low and it is available to ship in 24 hours. The insulation marketplace smartshield insulation is good for sound barriers and it is highly recommend. 5Mm foam core reflective insulation is tear & puncture proof, but you can easily cut it with utility scissors. Also, the insulation is great for commercial buildings and it is non - toxic.

The insulation will not irritate the skin, eye or throat. Finally, the insulation marketplace smartshield insulation is super easy and it works for pole barns.

Almost all buyers opine that the insulation is used for winter window insulation. Further, a few say that the insulation can provide a good boost. And, a few also found that the fiberglass batt will provide a greater r - value in that space. Overall, for most buyers, it was what they were looking for.

• It is tricky to talk about the value of reflective insulation.
• This is constructed with good thickness and it is extremely effective.
• This provides decent reflective insulation in rv.
• This does a pretty decent job for the cost and ease of use.

Best For Hot Tub: Mws Reflective Foil Insulation

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate insulation. The MWS reflective foil insulation is exactly that - it's a simple insulation that hits all the right notes. The Mws Reflective Foil Insulation is easy to install and maintenance free, cuts easily with a utility knife or scissors and installs more easily than fiberglass. It saves energy by reducing the stress on heating and cooling systems, keeping your home warmer in the winter, and cooler in the summer. Moreover, the insulation makes for nice quality and it is lightweight yet durable.

Finally, the MWS reflective foil insulation made in the USA shipped from the USA meets all INTL and USA fire codes.

Most customers opine that the insulation is perfect for hot tub. Moreover, a few strongly agree that the insulation is easy to cut and keeps the heat out. In conclusion, the tone of buyers is very positive and we believe that the insulation suits the purpose.

• This is safe and it is much better.
• This is easy to use for RV'S.
• This can reduce utility bills substantially all year round.
• This is durable and it is made for home depot.

Best For Attic: Aes Reflective Foil Insulation

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The reflective foilinsulation is satisfactory and appropriate and fits well with your daily purpose. The reflectivefoil insulation is tear resistant and it is very substantial. Diffuses the thickest and strongest radiant barrier product on the market. Moreover, this includes all of the same benefits and advantages as super r plus.

The insulation is pliable, is ideal for energy savings and it is stay warmer. Also, it is made for industrial grade and it is perfect for great quality. Most importantly, the reflective foil insulation is great for heavy duty and it is very durable.

Most buyers found that the insulation can bounce heat back quickly. Moreover, a few say that the insulation is used over new underlayment and under new luxury vinyl plank flooring. To sum up, for most customers, Aes product was just what they wanted.

• This is superior in every way.
• 36lbs / 1000sqft heavy duty commercial industrial grade.
• This is easy to work with strong doesn't tear reflective and does a great job.
• This is super easy and it allows for easier.

Best For Commercial Grade: Us Energy Products Reflective Foil Insulation

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate insulation. The US energy products reflective foil insulation is exactly that - it's a simple insulation that hits all the right notes. The US energy product reflective foil insulation's material feels more premium than its price would suggest. In addition, the insulation is designed for heavy duty and it is very durable. In conclusion, with a 4.4 rating and more than 144 buyers, the US energy product reflective foil insulation stands as the best choice.

Most customers opine that the insulation is easy to cut, but will not tear when hanging or laid out in the attic. Also, they also found that the insulation is one ply same on both sides.

• Delivers what they promise.
• Good investment for the long term.