17635 JOHNS MANVILLE INTL Duct Insulation

Review JOHNS MANVILLE INTL Duct Insulation 1-1/2 Inch 48

Johns Manville's 17635 duct insulation is a high-performance insulation solution designed specifically for use in heating, ventilation, and air conditioning (HVAC) systems. This insulation comes in the form of flexible, unfaced blankets with a thickness of 1-1/2 inches and is available in rolls with lengths of 24 and 48 feet.

The insulation is made from closed-cell, polyethylene (PE) foam, which provides excellent thermal insulation and is resistant to moisture. Its closed-cell structure helps prevent the penetration of air and moisture, ensuring consistent temperature control and energy efficiency for your HVAC system.

The unfaced design of the insulation allows for easy application and installation, making it an ideal choice for both new construction and retrofit projects. The insulation's flexibility enables it to conform to various duct shapes and sizes, providing a tight seal and minimizing air leakage.

Additionally, the 17635 duct insulation is compatible with a wide range of HVAC systems, including those that use fiberglass ductboard, sheet metal ductwork, and spiral duct. It can be installed using common insulation fasteners, making the installation process efficient and cost-effective.

This insulation is also environmentally friendly, as it contains no ozone-depleting chemicals and has a low global warming potential. It meets or exceeds the requirements of major energy codes and standards, including ASHRAE 90.1 and ENERGY STAR.

In summary, Johns Manville's 17635 duct insulation is a high-quality, flexible, and moisture-resistant insulation solution that is ideal for use in HVAC systems. Its 1-1/2 inch thickness, available lengths of 24 and 48 feet, and unfaced design make it a versatile and efficient choice for both new construction and retrofit projects. The insulation's closed-cell PE foam provides excellent thermal insulation, air sealing, and energy efficiency, while its compatibility with various HVAC systems and environmentally friendly properties make it a sustainable and cost-effective solution.

Johns Manville 17635 duct insulation is a popular choice for insulating heating, ventilation, and air conditioning (HVAC) systems. This insulation comes in a 1-1/2 inch thickness, with dimensions of 24 inches by 48 inches. Here are some pros and cons of buying this insulation:

1. Energy Efficiency: Properly insulating your ductwork can help reduce energy loss and improve your HVAC system's efficiency. This can lead to lower energy bills and a more comfortable living environment.

2. Sound Absorption: The insulation can also help absorb sound, reducing noise levels in your home or building.

3. Moisture Protection: Johns Manville 17635 duct insulation is designed to resist moisture, which can help prevent mold growth and other moisture-related damage.

4. Fire Safety: This insulation is classified as Class A fire-rated, which means it provides excellent fire resistance.

5. Easy Installation: The insulation is available in a convenient size, making it easy to install and handle.

1. Cost: Duct insulation can be an investment, and the cost of Johns Manville 17635 duct insulation may be higher than some other options. However, the energy savings and other benefits can offset the initial cost over time.

2. Installation Requirements: While the insulation is relatively easy to install, it may require some preparation and tools to ensure a proper fit and effective insulation.

3. Maintenance: Like any insulation, Johns Manville 17635 duct insulation may require occasional maintenance to ensure it remains effective. This may include checking for damage or moisture and repairing or replacing the insulation as needed.

In conclusion, Johns Manville 17635 duct insulation offers several advantages, including energy efficiency, sound absorption, moisture protection, fire safety, and easy installation. However, it may come with a higher cost and some installation and maintenance requirements. Ultimately, the decision to buy this insulation depends on your specific needs, budget, and priorities. If you prioritize energy savings, sound absorption, moisture protection, and fire safety, and are willing to invest in high-quality insulation, then Johns Manville 17635 duct insulation may be a good choice for you.

Details:

Recommended uses for product: insulation for hvac ducts. Brand name: Johns Manville intl. Material type: fiberglass. Item thickness: 1.5 inches.

Manufacturer: CAI - Johns Manville. Brand: Johns Manville intl. Johns Manville duct insulation, 1-1/2 x 24 48: material: fiberglass. Product dimensions: 48 l x 24 w.

Product dimensions: 48 x 24 0.04 inches; 0.01 ounces.

specifications buildymat:

• brand: Johns Manville Intl
• mpn: 17635
• part type: Duct
• upc: 696334298840

general buildymat:

• category: Business & Industrial > Supplies > Building Materials

seller buildymat:

• rating: 99.8%
• # reviews: 441
• city: san bernardino, ca

shipping buildymat:

• service: expedited
• transit: 4-6 days
• class: expedited
• type: fixed

offer buildymat:

• options: ship-to-home
• started: may 24, 2026
• availability: in stock
• in stock #: 2
• prices: $52.85–$56.84
• item condition: New
• sold #: 5

returns buildymat:

• policy: returns accepted
• paid by: seller
• time: 30 days
• method: money back

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• wallet: apple-pay