Ratings & Reviews for Kingspan Insulation R- 5 , 1-in x 4-ft x 8-ft Unfaced Foam Board Insulation
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this insulation board for its ease of cutting, versatility, and durability. The foam cuts cleanly with standard tools like exacto blades and jigsaws, making it accessible for all skill levels. Reviewers highlight successful use across basement insulation, stage props, crafts, and specialty applications. Many describe it as sturdy and dense, maintaining thermal performance without adding bulk. While a few mention price increases and isolated quality concerns, the vast majority consider it reliable and well-suited for both insulation and creative projects.
Customer review summary generated by AI, including incentivized reviews.interior sound proofing
Would RecommendI love this board for interior sound reduction in bathrooms and kitchens adjacent to bedrooms. Easy to work with, cuts easily with a standard exacto blade.
Verified Purchaser
Handles pressure well
Would RecommendThis product works well especially under wieght or pressure.
Verified Purchaser
Great quick fix for camper insulation!
Would RecommendEasy to cut to size. We used this as insulation under our camper slides. Made such a difference in draft. We no. Longer have damp floors!
Verified Purchaser
Insulation without bulk
Would RecommendGood insulation without bulk. I used for my shed doors and worked perfectly
Verified Purchaser
It’s foam board. It just works
Would RecommendWorks great, easy to cut
Verified Purchaser
sealing the basement to keep the cold out !
Would Recommendeasy to work with !
Verified Purchaser
Works
Would RecommendGood insulation
Verified Purchaser
Ceiling insulation project
Would RecommendWe purchased this product for use in a ceiling insulation project. It was a great product for this use and we will be purchasing more for other insulation projects.
Verified Purchaser
Insulation
Ease and quality
Verified Purchaser