SealTech 40' x 48" x 10 mm R-18 Polyethylene Foam Reflective Insulation Roll ST-302-48X40

SKU: 440022

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SEALTECH ST-302-48X40 Reflective Insulation Roll Maximize energy efficiency and comfort with the SealTech R-18 polyethylene foam reflective insulation roll. Featuring...
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Storage Instructions

Dry Goods: Store in a cool, dry place away from direct sunlight and moisture. Seal the packaging tightly after each use to preserve freshness.

Perishables: Refrigerate immediately upon receiving to maintain optimal freshness. Follow the specific storage temperature guidelines mentioned on the packaging.

Frozen Items: Keep frozen until ready to use. Follow the thawing instructions on the package for best results.

All products come with a "Best Before" or "Use By" date printed on the packaging. Please consume before this date to ensure the best quality.

For fresh or refrigerated items, use within [number of days] of opening.

Shipping & Returns

All orders are processed within 1-3 business days.

Orders are not shipped or delivered on weekends or holidays.

Standard Shipping: 5-7 business days. Rates will be calculated at checkout.

Express Shipping: 2-3 business days. Rates will be calculated at checkout.

Delivery delays can occasionally occur due to unforeseen circumstances.

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SEALTECH ST-302-48X40 Reflective Insulation Roll

Maximize energy efficiency and comfort with the SealTech R-18 polyethylene foam reflective insulation roll. Featuring a 10mm thick core of 100% virgin polyethylene foam and double-sided aluminum foil exterior, this premium insulation delivers superior thermal and acoustic protection across wide coverage areas.

Product Specifications
SKU # 440022
Shipping Weight 10.83 lb.
Dimensions 40' L × 48" W × 10 mm T
Color Silver
Core Type Polyethylene Foam
Material Aluminum Foil
R-Value R-18
Features Reflective Finish
Primary Usage Thermal & Acoustic Protection
48" Width
Extra-wide coverage for efficient installation
R-18 Value
Premium thermal insulation rating
10mm Thick
Enhanced foam core for superior performance

Performance Advantages

Enhanced Coverage
48" width provides wider coverage for faster installation and fewer seams
Premium R-18 Insulation
High R-value delivers superior thermal efficiency and energy savings
Double-Sided Protection
Aluminum foil on both sides ensures maximum reflectivity and vapor barrier
Acoustic & Thermal
Provides both soundproofing and temperature regulation benefits

Key Benefits

  • Fire-retardant and moisture-resistant construction
  • UV-resistant for long-lasting durability
  • Non-toxic, odorless 100% virgin polyethylene foam
  • Easy to cut and install without peeling required
  • Creates effective vapor barrier and soundproofing

Ideal Applications

Perfect for large residential and commercial insulation projects including walls, ceilings, attics, warehouses, workshops, studios, HVAC systems, and any space requiring premium thermal regulation or noise control.

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