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Discover More of Aero

Features You Can Count On

Enhanced Thermal Performance

Improves energy efficiency with a reliable R-value.

Moisture-Resistant Composition

Helps protect against water intrusion and damage.

Lightweight EPS insulation that delivers lasting thermal protection, moisture resistance, and easy installation for commercial and residential roofs.
AEROROOF

Aeroroof

Lightweight EPS insulation that delivers lasting thermal protection, moisture resistance, and easy installation for commercial and residential roofs.

Engineered backfill and insulation solutions that deliver lightweight strength, thermal performance, and long-term stability for construction and civil projects
AEROSLAB

Aeroslab

Engineered backfill and insulation solutions that deliver lightweight strength, thermal performance, and long-term stability for construction and civil projects

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AEROBLOC

Aerobloc

Durable, efficient, and sustainable packaging built to protect and preserve across diverse applications.

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  1. Home
  2. Aerowall
  3. Aerowall Siding Backer Board

Aerowall Siding Backer Board

AeroWall Siding Backer Board is a lightweight, engineered EPS insulation board designed to provide reliable thermal performance and moisture resistance behind exterior siding.

Product Highlights

  • R-value of 3.6 per inch at 75°F

  • Manufactured in various sizes, densities, and thicknesses to fit project needs

  • Made from expanded polystyrene (EPS); ASTM C578, Type I

  • Does not contain CFCs or HCFCs; provides no nutritive value to pests or mold