---
product_id: 177706241
title: "705 High Strength Rigid Fiberglass Board Sound Absorbing Thermal Acoustic Insulation, 2 Inch Thickness (4 Pack)"
brand: "owens corning"
price: "€ 437.91"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/177706241-705-high-strength-rigid-fiberglass-board-sound-absorbing-thermal-acoustic
store_origin: PT
region: Portugal
---

# NRC 1.05 sound absorption R-Value 8.7 heat resistance 53% recycled glass content 705 High Strength Rigid Fiberglass Board Sound Absorbing Thermal Acoustic Insulation, 2 Inch Thickness (4 Pack)

**Brand:** owens corning
**Price:** € 437.91
**Availability:** ✅ In Stock

## Summary

> 🔥 Soundproof, save energy, and build green — the insulation upgrade your space deserves!

## Quick Answers

- **What is this?** 705 High Strength Rigid Fiberglass Board Sound Absorbing Thermal Acoustic Insulation, 2 Inch Thickness (4 Pack) by owens corning
- **How much does it cost?** € 437.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/177706241-705-high-strength-rigid-fiberglass-board-sound-absorbing-thermal-acoustic)

## Best For

- owens corning enthusiasts

## Why This Product

- Trusted owens corning brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built for Safety:** Fire Rated Class A per ASTM E84 ensures top-tier fire resistance.
- • **Ready for Pro & DIY:** Rigid 2-inch boards in a convenient 4-pack cover 32 sq ft for versatile installation.
- • **Maximize Energy Savings:** High R-Value 8.7 reduces heat transfer and slashes operating costs.
- • **Eco-Conscious Construction:** Made with 53% recycled glass, supporting sustainable building practices.
- • **Studio-Grade Soundproofing:** Noise Reduction Coefficient of 1.05 delivers superior acoustic control.

## Overview

Owens Corning 705 High Strength Rigid Fiberglass Boards offer premium 2-inch thick thermal and acoustic insulation with an R-Value of 8.7 and NRC of 1.05. Fire Rated Class A and made from 53% recycled glass, these 4-pack boards cover 32 sq ft, ideal for professional studios, construction, and eco-conscious DIY projects.

## Description

Owens Corning 705 2" Insulation is made of inorganic glass fibers with a thermosetting resin binder and formed into rigid rectangular boards. This insulation reduces heat transfer and absorbs sound. 705 is a high-strength rigid board for use on chillers, other mechanical equipment, walls and ceilings, HVAC, acoustic treatment, sound dampening panels, and DIY projects where high-abuse resistance and good, finished appearance is important. This insulation has a Noise Reduction Coefficient (NRC) of 1.05 and features a Heat Resistance (R-Value) of 8.7. Owens Corning is the industry standard as it is Fire Rated Class A or Class 1 per ASTM E84. These insulation boards offer superior acoustic absorption, and as such, are commonly used in DIY bass trap, acoustic panel, and sound absorber designs. These boards are certified by SCS Global Services to contain an average of 53% recycled glass content, 31% pre-consumer and 22% post-consumer. The unfaced 2 inch insulation board is sized 24" x 48" x 2" and comes in a pack of 4, for a total of 32 square feet of coverage.

## Features

- 4 Pack of 24" x 48" x 2" unfaced Owens Corning 705 rigid insulation boards
- Features a Heat Resistance R-Value of 8.7 to reduce heat transfer and lower operating costs
- Features a Noise Reduction Coefficient (NRC) of 1.05 for superior sound absorption
- Fire Rated Class A or Class 1 per ASTM E84 for industry standard construction, professional studios, and DIY applications
- 2 inch fiberglass insulation boards are certified to contain an average of 53% recycled glass content

## Technical Specifications

| Specification | Value |
|---------------|-------|
| UPC | 689466504798 |
| Part Number | 705-2-4PK |
| Item Weight | 32 pounds |
| Package Dimensions | 48 x 24 x 8 inches |
| Color | Gold |
| Shape | Rectangular |
| Item Package Quantity | 4 |
| Coverage | 32 square feet |
| Batteries Required? | No |

## Product Details

- **Material:** Fiberglass
- **Brand:** Owens Corning
- **Item Thickness:** 2 Inches
- **Product Dimensions:** 48"L x 24"W
- **Manufacturer:** Owens Corning

## Images

![705 High Strength Rigid Fiberglass Board Sound Absorbing Thermal Acoustic Insulation, 2 Inch Thickness (4 Pack) - Image 1](https://m.media-amazon.com/images/I/710HWzLAyIL.jpg)

## Frequently Bought Together

- Owens Corning 705 High Strength Rigid Fiberglass Board Sound Absorbing Thermal Acoustic Insulation, 2 Inch Thickness (4 Pack)
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**Shop now:** [https://www.desertcart.pt/products/177706241-705-high-strength-rigid-fiberglass-board-sound-absorbing-thermal-acoustic](https://www.desertcart.pt/products/177706241-705-high-strength-rigid-fiberglass-board-sound-absorbing-thermal-acoustic)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-21*