Pipe Insulation, 1-1/8" OD, 3 ft. L, Mineral Wool, 1 1/2 in Wall MPN:42120
Pipe Insulation, 1-1/8" OD, 3 ft. L, Mineral Wool, 1 1/2 in Wall
Protect your pipes and reduce energy costs with Johns Manville's high-temperature pipe insulation. Made from durable mineral wool, this 1-1/8in OD insulation provides a 6.52 R-value and can withstand temperatures up to 1,200°F. Its rigid design and slit installation style make it easy to wrap around pipes, while its plenum rating ensures safe use in commercial and residential applications. Perfect for use in heating systems, hot water pipes, and steam lines, this insulation helps to prevent heat loss and reduce energy bills. Its compact 3ft length and lightweight design make it easy to handle and store.
Top product features:
- Mineral Wool insulation provides thermal resistance
- Insulation is unfaced for easy wrapping and installation
- R Value of 6.52 reduces heat transfer and energy consumption
Top product applications:
- Pipe insulation can be used to reduce heat loss in residential and commercial plumbing systems.
- Pipe insulation can be used to protect pipes from extreme temperatures in industrial and manufacturing settings.
- Pipe insulation can be used to reduce noise and prevent pipe damage in high-temperature applications such as in power plants and boiler rooms.
Pipe Insulation, Insulation Material Mineral Wool, Installation Style Slit, Inside Diameter 1 1/8 in, Wall Thickness 1 1/2 in, Overall Length 3 ft, Minimum Operating Temperature 0 Degrees F, Maximum Operating Temperature 1,200 Degrees F, Facing Material Unfaced, Color Tan, R Value 6.52, Form Tube, For Copper Tube Size 1 1/8 in, For Pipe Size 3/4 in, Flame Spread Index 25, Foam Cell Type Open, Plenum Rating Plenum Rated, Flexibility Rigid, For Tube Outside Diameter 1 1/8 in
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 17 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 4.12
- Package Width: 4.12
- Package Height: 36.50
- Package Weight: 2.50
Product info last updated on March 18, 2026 10:59am UTC
Category: Pipes, Valves and Fittings