Fiberglass Insulation in Insulation(1000+)
SmartSHIELD 10mm - 48" x 50', Reflective Insulation Roll, White & Foil, Foam Core Thermal Barrier $219.95

SmartSHIELD 10mm - 48" x 50', Reflective Insulation Roll, White & Foil, Foam Core Thermal Barrier
THERMAL Insulation 6 Inch x 20 Feet. Bubble Reflective Foil Insulation Roll R8 $12.88

THERMAL Insulation 6 Inch x 20 Feet. Bubble Reflective Foil Insulation Roll R8
Reflective BLACK Insulation Roll Foam Core Radiant Barrier 5MM R8 (2' X 4') $15.88

Reflective BLACK Insulation Roll Foam Core Radiant Barrier 5MM R8 (2' X 4')
Continuous Double Bubble Reflective Foil Insulation Roll - 16" WIDE (16"x5') R8 $5.88

Continuous Double Bubble Reflective Foil Insulation Roll - 16" WIDE (16"x5') R8
Guardian Building Prod 7058639 Fiberglass Insulation R13K 15 in. x 32 ft. Roll $36.85 Was $69.87

Guardian Building Prod 7058639 Fiberglass Insulation R13K 15 in. x 32 ft. Roll
Owens Corning 15 in. W X 384 in. L X 3.5 in. 13 Kraft Faced Fiberglass Insulation Roll 40 sq ft $60.00 Was $85.45

Owens Corning 15 in. W X 384 in. L X 3.5 in. 13 Kraft Faced Fiberglass Insulation Roll 40 sq ft
THERMAL Insulation 6 Inch x 20 Feet. Bubble Reflective Foil Insulation Roll R8 $12.88

THERMAL Insulation 6 Inch x 20 Feet. Bubble Reflective Foil Insulation Roll R8
Best seller Petoto Bubble Reflective Insulation Roll, 24 in X 33 Ft Double Aluminum Foil, Window Insulation for Summer Heat, Thermal Insulation Radiant Barrier for Windows, RV, Roof, Garage Door $39.99 Was $46.99

Petoto Bubble Reflective Insulation Roll, 24 in X 33 Ft Double Aluminum Foil, Window Insulation for Summer Heat, Thermal Insulation Radiant Barrier for Windows, RV, Roof, Garage Door
UCINNOVATE Bubble Reflective Insulation Roll, 39'' x 137'' Double Side Foil Thermal Insulation Sheet for Winter, Windows Aluminum Radiant Barrier for Summer Heat, Insulation Wrap for RV, Roof, Ducts $24.99

UCINNOVATE Bubble Reflective Insulation Roll, 39'' x 137'' Double Side Foil Thermal Insulation Sheet for Winter, Windows Aluminum Radiant Barrier for Summer Heat, Insulation Wrap for RV, Roof, Ducts
1 Pc, Frost King 6 In. W X 25 Ft. L 1.6 Unfaced Fiberglass Pipe Insulation Wrap Roll 12.5 Sq Ft $13.23 Was $20.07

1 Pc, Frost King 6 In. W X 25 Ft. L 1.6 Unfaced Fiberglass Pipe Insulation Wrap Roll 12.5 Sq Ft
SKYSHALO Dual-Layer Insulation Roll, EPE Foam with Reflective Aluminum, 15.1mm 48 in x25 ft, Aluminum Foil EPE Foam for Enhanced Heat Reflection, Ideal for Windows, RV Roofs $148.99

SKYSHALO Dual-Layer Insulation Roll, EPE Foam with Reflective Aluminum, 15.1mm 48 in x25 ft, Aluminum Foil EPE Foam for Enhanced Heat Reflection, Ideal for Windows, RV Roofs
KFFKFF Floor Underlayment 200 sq. ft/Roll, 3 mm Thick Padding with Integrated Vapor Barrier, Durable Fiber + PE Film, Noise Dampening & Sound Insulation, Suitable for Vinyl and Wood Flooring $58.99

KFFKFF Floor Underlayment 200 sq. ft/Roll, 3 mm Thick Padding with Integrated Vapor Barrier, Durable Fiber + PE Film, Noise Dampening & Sound Insulation, Suitable for Vinyl and Wood Flooring
Owens Corning R-19 Faced Fiberglass Roll 23" Wide $356.95

Owens Corning R-19 Faced Fiberglass Roll 23" Wide
Overall pick Extra Large Double Reflective Insulation Roll, 24 X 48 inch Double-Sided Aluminum Bubble Insulation Roll, Rv Window and Window Insulation for Winter and Summer, Garage Door, Roof, Car $21.99

Extra Large Double Reflective Insulation Roll, 24 X 48 inch Double-Sided Aluminum Bubble Insulation Roll, Rv Window and Window Insulation for Winter and Summer, Garage Door, Roof, Car
Reflective Insulation Roll Foil Heat Control Window Cover Thermal Insulation for Summer Winter Heat Aluminum Bubble Heat Reflective Material 1.96ftx 9.84ft Design 1 $11.56 Was $12.99

Reflective Insulation Roll Foil Heat Control Window Cover Thermal Insulation for Summer Winter Heat Aluminum Bubble Heat Reflective Material 1.96ftx 9.84ft Design 1
Continuous Double Bubble Reflective Foil Insulation Roll - 16" WIDE (16"x5') R8 $5.88

Continuous Double Bubble Reflective Foil Insulation Roll - 16" WIDE (16"x5') R8
Aluminum Foil Insulation Roll 48 in X 10 FT Double Sided Reflective Heat Barrier Film for Greenhouse RV Roof Attic DIY Sunroom Thermal Insulation $11.44

Aluminum Foil Insulation Roll 48 in X 10 FT Double Sided Reflective Heat Barrier Film for Greenhouse RV Roof Attic DIY Sunroom Thermal Insulation
UCINNOVATE Bubble Reflective Insulation Roll, 12'' x 16.4ft Double Side Foil Thermal Insulation Sheet for Winter, Windows Aluminum Radiant Barrier for Summer Heat, Insulation Wrap for RV, Roof, Ducts $19.99

UCINNOVATE Bubble Reflective Insulation Roll, 12'' x 16.4ft Double Side Foil Thermal Insulation Sheet for Winter, Windows Aluminum Radiant Barrier for Summer Heat, Insulation Wrap for RV, Roof, Ducts
SmartSHIELD -3mm 48"x10ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield - Engineered Foil $29.95

SmartSHIELD -3mm 48"x10ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield - Engineered Foil
Best seller Petoto Bubble Reflective Insulation Roll, 24 in X 33 Ft Double Aluminum Foil, Window Insulation for Summer Heat, Thermal Insulation Radiant Barrier for Windows, RV, Roof, Garage Door $39.99 Was $46.99

Petoto Bubble Reflective Insulation Roll, 24 in X 33 Ft Double Aluminum Foil, Window Insulation for Summer Heat, Thermal Insulation Radiant Barrier for Windows, RV, Roof, Garage Door
WINDOW RV SKIRTING DECK TRAILER R8 REFLECTIVE AD5 Foil Insulation Roll (2x10FT) $19.88

WINDOW RV SKIRTING DECK TRAILER R8 REFLECTIVE AD5 Foil Insulation Roll (2x10FT)
KFFKFF Floor Underlayment 200 sq. ft/Roll, 3 mm Thick Padding with Integrated Vapor Barrier, Durable Fiber + PE Film, Noise Dampening & Sound Insulation, Suitable for Vinyl and Wood Flooring $58.99

KFFKFF Floor Underlayment 200 sq. ft/Roll, 3 mm Thick Padding with Integrated Vapor Barrier, Durable Fiber + PE Film, Noise Dampening & Sound Insulation, Suitable for Vinyl and Wood Flooring
Best seller "SmartSHIELD 3mm Reflective Insulation Roll - Foam Core Radiant Barrier with Foil Wrap (24" x 10') $17.95

"SmartSHIELD 3mm Reflective Insulation Roll - Foam Core Radiant Barrier with Foil Wrap (24" x 10')
SmartSHIELD -3mm 24"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - White Film / Engineered Foil $53.85

SmartSHIELD -3mm 24"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - White Film / Engineered Foil
VEVOR Double Reflective Insulation Roll, Foam Core Radiant Barrier, 5.5mm 48 in x 50 ft, Double-Sided Aluminum Foil EPE Foam Heat Reflective Shield $116.99

VEVOR Double Reflective Insulation Roll, Foam Core Radiant Barrier, 5.5mm 48 in x 50 ft, Double-Sided Aluminum Foil EPE Foam Heat Reflective Shield
WINDOW RV SKIRTING DECK TRAILER R8 REFLECTIVE AD5 Foil Insulation Roll (2x10FT) $19.88

WINDOW RV SKIRTING DECK TRAILER R8 REFLECTIVE AD5 Foil Insulation Roll (2x10FT)
KFFKFF Floor Underlayment 100 sq. ft/Roll, 3 mm Thick Padding with Integrated Vapor Barrier, Durable Fiber + PE Film, Noise Dampening & Sound Insulation, Suitable for Vinyl and Wood Flooring $43.99

KFFKFF Floor Underlayment 100 sq. ft/Roll, 3 mm Thick Padding with Integrated Vapor Barrier, Durable Fiber + PE Film, Noise Dampening & Sound Insulation, Suitable for Vinyl and Wood Flooring
UCINNOVATE Reflective Insulation Roll, 12" x 10 Ft Aluminum Foil Thermal RV Window Insulation for Winter & Summer, Reflexic Radiant Barrier Bubble Roll for Window, Garage, Roof, RV, Attics, Car $15.99

UCINNOVATE Reflective Insulation Roll, 12" x 10 Ft Aluminum Foil Thermal RV Window Insulation for Winter & Summer, Reflexic Radiant Barrier Bubble Roll for Window, Garage, Roof, RV, Attics, Car
Trianu Pipe Insulation Tape Wrap 2 Rolls Outdoor Winter Cold Hot Water Pipe Winterizing Self-Adhesive Foam with Aluminum Foil, Heat Preservation Reduce Heat Loss, 2" Wide X 32.8 ft $10.79 Was $11.99

Trianu Pipe Insulation Tape Wrap 2 Rolls Outdoor Winter Cold Hot Water Pipe Winterizing Self-Adhesive Foam with Aluminum Foil, Heat Preservation Reduce Heat Loss, 2" Wide X 32.8 ft
Best seller "SmartSHIELD Pro 3mm Reflective Insulation Roll - Foam Core Radiant Barrier with Foil Wrap (16" x 25') $29.95

"SmartSHIELD Pro 3mm Reflective Insulation Roll - Foam Core Radiant Barrier with Foil Wrap (16" x 25')
SmartSHIELD -3mm 24"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - White Film / Engineered Foil $53.85

SmartSHIELD -3mm 24"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - White Film / Engineered Foil
VEVOR Double Reflective Insulation Roll, Foam Core Radiant Barrier, 3.2 mm 48 in x 50 ft, Double-Sided Aluminum Foil EPE Foam Heat Reflective Shield $84.99

VEVOR Double Reflective Insulation Roll, Foam Core Radiant Barrier, 3.2 mm 48 in x 50 ft, Double-Sided Aluminum Foil EPE Foam Heat Reflective Shield
Clearance RKZDSR Reflective Bubble Foil Insulation Roll - 7.87x7.87x6.3in, Thermal Barrier for Attics, Walls, Windows, and Garages, Insulated Pipe Wrap with Bubble Film for Weatherproofing $8.01 Was $9.00

RKZDSR Reflective Bubble Foil Insulation Roll - 7.87x7.87x6.3in, Thermal Barrier for Attics, Walls, Windows, and Garages, Insulated Pipe Wrap with Bubble Film for Weatherproofing
Best seller 2 Rolls Pipe Insulation Wrap 2" Wide X 32.8 ft Outdoor Foam And Foil Pipe Wrap Insulation Tape Self Adhesive for Winter Freeze Protection Insulation Wrap for Cold Hot Water Pipes $13.99

2 Rolls Pipe Insulation Wrap 2" Wide X 32.8 ft Outdoor Foam And Foil Pipe Wrap Insulation Tape Self Adhesive for Winter Freeze Protection Insulation Wrap for Cold Hot Water Pipes
SmartSHIELD -3mm 24"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - Engineered Foil $57.99 Was $69.99

SmartSHIELD -3mm 24"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - Engineered Foil
Pipe Insulation Tape Roll, 1.9" Wide X 32.8 Ft Outdoor Pipe Foam Insulation Tape with Aluminum Foil, Self Adhesive Pipe Insulation Wrap for Hot and Cold Water Pipe Insulation in Winter $10.00

Pipe Insulation Tape Roll, 1.9" Wide X 32.8 Ft Outdoor Pipe Foam Insulation Tape with Aluminum Foil, Self Adhesive Pipe Insulation Wrap for Hot and Cold Water Pipe Insulation in Winter
78.7x11.8Inch Self Adhesive EVA Foam Roll 4mm Thick Light Grey Waterproof Insulation Foam Sheet $13.99
78.7x11.8Inch Self Adhesive EVA Foam Roll 4mm Thick Light Grey Waterproof Insulation Foam Sheet
SmartBubble 16" x 10' Reflective Bubble Insulation Roll – Double Foil Thermal & Sound Barrier $11.95
SmartBubble 16" x 10' Reflective Bubble Insulation Roll – Double Foil Thermal & Sound Barrier
Reflective BLACK Insulation Roll Foam Core Radiant Barrier 5MM R8 (2' X 4') $15.88

Reflective BLACK Insulation Roll Foam Core Radiant Barrier 5MM R8 (2' X 4')
Continuous Double Bubble Reflective Foil Insulation Roll - 16" WIDE (16"x3') R8 $6.88

Continuous Double Bubble Reflective Foil Insulation Roll - 16" WIDE (16"x3') R8
SmartSHIELD -3mm 48"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - White Film / Engineered Foil $94.99 Was $129.99

SmartSHIELD -3mm 48"x50Ft Reflective Insulation roll, Foam Core Radiant Barrier, Thermal Insulation Shield, Commercial Grade - White Film / Engineered Foil
3MM AD3 Reflective Foam Core Insulation, RADIANT BARRIER 12" X 10ft roll $6.88

3MM AD3 Reflective Foam Core Insulation, RADIANT BARRIER 12" X 10ft roll
Fiberglass Pipe Insulation Wrap,Happon 32.8 Feet Foil Backed Fiberglass Insulation Roll 3" Wide x 1" Thick Fiberglass Insulation Tape Duct Insulation Wrap for Outdoor Indoor Freezing Weather $12.99 Was $14.99

Fiberglass Pipe Insulation Wrap,Happon 32.8 Feet Foil Backed Fiberglass Insulation Roll 3" Wide x 1" Thick Fiberglass Insulation Tape Duct Insulation Wrap for Outdoor Indoor Freezing Weather
SmartSHIELD 10mm - 48" x 25', Reflective Insulation Roll, Black & Foil, Foam Core Thermal Barrier $149.95
SmartSHIELD 10mm - 48" x 25', Reflective Insulation Roll, Black & Foil, Foam Core Thermal Barrier
Moluckfu Aluminum Foil Insulation Film 1 Roll for Homeowners and Builders Fireproof and Heat Resistant $20.91

Moluckfu Aluminum Foil Insulation Film 1 Roll for Homeowners and Builders Fireproof and Heat Resistant
Reflectix Staple Tab Insulation Roll - Reflective System, Easy Installation - 16 in. x 25 ft. $30.53

Reflectix Staple Tab Insulation Roll - Reflective System, Easy Installation - 16 in. x 25 ft.
SmartSHIELD 5mm - 24" x 25', Reflective Insulation Roll – Foam Core with Foil Exterior Thermal Barrier $47.95
SmartSHIELD 5mm - 24" x 25', Reflective Insulation Roll – Foam Core with Foil Exterior Thermal Barrier
Radiant Barrier RadiantGUARD Xtreme 500 SQ FT Reflective Foil Insulation Roll | X-500-B $89.00

Radiant Barrier RadiantGUARD Xtreme 500 SQ FT Reflective Foil Insulation Roll | X-500-B
32 ft*2.95 in Roll with Self-Adhesive , Foiled Back Fiberglass Pipe Insulation Wrap, Foam Water Pipe Cover for Hot Water Lines, Air Conditioning & Outdoor Plumbing, Thermal Protection for Winter $12.16 Was $13.82
32 ft*2.95 in Roll with Self-Adhesive , Foiled Back Fiberglass Pipe Insulation Wrap, Foam Water Pipe Cover for Hot Water Lines, Air Conditioning & Outdoor Plumbing, Thermal Protection for Winter
Popular in Fiberglass Insulation in Insulation - Walmart.com
FAQ
What are the main drawbacks of using fiberglass insulation?
Fiberglass insulation is popular but comes with some drawbacks to consider:
- Skin and Respiratory Irritation: Handling fiberglass can cause itching or irritation due to tiny glass fibers.
- Installation Challenges: It requires protective gear and careful installation to avoid exposure.
- Moisture Sensitivity: Fiberglass can lose effectiveness if it gets wet, potentially leading to mold growth.
- Air Leakage: It doesn't seal gaps well, so additional air sealing may be needed.
Understanding these factors can help you decide if fiberglass insulation fits your project needs.
How can I tell if my fiberglass insulation needs replacing?
Signs that fiberglass insulation might need replacement include:
- Visible Damage: Look for sagging, compression, or areas where insulation is missing.
- Moisture or Mold: Damp spots or mold growth indicate compromised insulation.
- Reduced Energy Efficiency: Noticeable drafts or higher energy bills can suggest insulation loss.
- Age: Fiberglass insulation typically lasts around 20-30 years; older insulation may degrade.
Regular inspection helps maintain your home's comfort and energy efficiency.
What safety steps should I take when installing fiberglass insulation?
Installing fiberglass insulation safely involves several precautions:
- Wear Protective Gear: Use gloves, long sleeves, goggles, and a dust mask to prevent skin and respiratory irritation.
- Ventilate the Area: Ensure good airflow to minimize inhaling fibers.
- Handle Carefully: Avoid rough handling that can release more fibers into the air.
- Clean Up Thoroughly: Use a vacuum with a HEPA filter and wash exposed skin after installation.
Following these steps can help reduce discomfort and exposure risks during your project.
How do reflective insulation rolls differ from fiberglass rolls?
Reflective insulation rolls and fiberglass rolls serve different purposes and have distinct features:
- Reflective Insulation: Made with foil or bubble materials, it reflects radiant heat, making it ideal for reducing heat gain in attics or RVs.
- Fiberglass Insulation: Composed of glass fibers, it slows heat transfer through conduction and convection, commonly used in walls and ceilings.
- Installation Areas: Reflective insulation works best with an air gap, while fiberglass fits snugly in cavities.
- Thickness and R-Value: Fiberglass typically offers higher R-values per inch compared to reflective types.
Choosing between them depends on your insulation goals and installation location.
What factors should I consider when choosing insulation size and thickness?
Selecting the right size and thickness for insulation involves several considerations:
- Space Dimensions: Measure the width and length of the area to ensure proper fit without gaps.
- Desired R-Value: Thicker insulation usually provides higher thermal resistance; check local building codes for recommended R-values.
- Installation Location: Different areas like walls, attics, or pipes may require specific thicknesses or types.
- Material Type: Fiberglass rolls come in various thicknesses; reflective insulation thickness varies based on design.
Accurate measurements and understanding your insulation needs help optimize energy efficiency and comfort.




















