SealTech 20' x 36" x 10 mm R-18 Polyethylene Foam Reflective Insulation Roll ST-302-36X20

SKU: 123489

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SEALTECH ST-302-36X20 Reflective Insulation Roll Transform any space into a comfortable, energy-efficient environment with the SEALTECH R-18 polyethylene foam reflective...
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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-302-36X20 Reflective Insulation Roll

Transform any space into a comfortable, energy-efficient environment with the SEALTECH R-18 polyethylene foam reflective insulation roll. This wide 36-inch format provides excellent coverage for walls, ceilings, and larger surfaces, delivering premium thermal and acoustic protection in a convenient 20-foot roll.

Premium Performance Features

  • High R-18 thermal rating for superior insulation performance
  • Excellent acoustic dampening reduces noise transmission
  • Double-sided aluminum foil maximizes radiant heat reflection
  • Wide 36-inch format for efficient coverage of large areas
  • Fire-retardant, UV- and moisture-resistant construction
Perfect for walls, ceilings, and large surface areas - covers more space with fewer seams!

Technical Specifications

Product Specifications
SKU Number 123489
Shipping Weight 4.04 lb.
Dimensions 20' Length × 36" Width
Thickness 10 mm
R-Value Rating R-18
Core Material 100% Virgin Polyethylene Foam
Surface Material Double-Sided Aluminum Foil
Color / Finish Silver / Reflective
Primary Applications Thermal & Acoustic Protection

Product Overview

Manufactured from 100% virgin polyethylene foam with a double-sided aluminum foil exterior, this wide-format insulation provides exceptional thermal reflectivity and acoustic dampening. The 10 mm thickness delivers substantial insulation while maintaining flexibility for easy installation on large surfaces.

Ideal for reducing energy costs while providing superior soundproofing for residential and commercial spaces.

The material is lightweight and easy to handle, cut, and install without requiring special tools. Made from non-toxic, odorless materials, it's safe for use in occupied spaces including homes, offices, and commercial buildings.

Featuring a fire-retardant, UV-resistant, and moisture-resistant design, this insulation ensures long-lasting durability while creating an effective vapor barrier. Perfect for walls, ceilings, attics, garages, workshops, and industrial applications where wide coverage is required.

36" Wide Format 20-Foot Length Easy Installation Energy Efficient Sound Proofing Large Coverage

Note: This 36-inch wide, 20-foot long roll is ideal for covering large surfaces efficiently with minimal seams and waste.

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