Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
Image not available
JOHNS MANVILLEMineral Wool Straight Tube Insulation

JOHNS MANVILLE Mineral Wool Straight Tube Insulation

The JOHNS MANVILLE Pipe Insulation: Tube is a Mineral Wool Straight Tube Insulation (SKU 41440, MPN 41440) with a 2 3/8 in ID, 3 ft length, 1 in thickness, and a slit, tan, unfaced facing. It is Plenum Rated, making…

SKU 3G-OTH-655755

Brand
JOHNS MANVILLE
Item
Mineral Wool Straight Tube Insulation
Part Number
41440
Category
Mineral Wool Straight Tube Insulation
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

JOHNS MANVILLE
Manufacturer Part Number
41440
Type
Mineral Wool, Slit, Tan, Unfaced Facing
Lg
3 ft
ID
2 3/8 in
Thick
1 in
Plenum Rating
Plenum Rated

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

JOHNS MANVILLE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JOHNS MANVILLE Pipe Insulation: Tube is a Mineral Wool Straight Tube Insulation (SKU 41440, MPN 41440) with a 2 3/8 in ID, 3 ft length, 1 in thickness, and a slit, tan, unfaced facing. It is Plenum Rated, making it suitable for use in air-handling spaces.

Frequently Asked Questions

What is JOHNS MANVILLE 41440 pipe insulation used for?

JOHNS MANVILLE 41440 mineral wool tube insulation is used for thermal and acoustic insulation on pipes in commercial HVAC and industrial systems. Its plenum rating makes it suitable for air-handling spaces where fire safety is critical. 3G Electric supplies this slit, tan, unfaced insulation for worldwide delivery.

What are the specifications of JOHNS MANVILLE 41440 pipe insulation?

The JOHNS MANVILLE 41440 is a mineral wool straight tube insulation with a 2 3/8 in ID, 3 ft length, and 1 in thickness. It features a slit, tan, unfaced facing and is plenum rated. This MPN 41440 is designed for use in air-handling spaces requiring fire-resistant insulation.

Where to buy JOHNS MANVILLE 41440 pipe insulation worldwide?

3G Electric supplies JOHNS MANVILLE 41440 mineral wool pipe insulation worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this plenum-rated, slit tube insulation for your HVAC or industrial project.

How to install JOHNS MANVILLE 41440 slit tube insulation?

To install JOHNS MANVILLE 41440 slit tube insulation, open the slit along its length and fit it around the pipe. Ensure the insulation is snug and joints are butted tightly. Use appropriate adhesive or tape for seams. For plenum-rated applications, follow local fire codes. 3G Electric can provide sourcing support.

Used in

Common applications for JOHNS MANVILLE
HVAC piping systems — Johns Manville mineral wool 90° elbow insulation (e.g., SKU 19NH44) for thermal and acoustic control on pipe fittings.
Industrial boilers — Johns Manville ceramic fiber insulation boards (SKU 19NE69) for high-temperature thermal insulation of boiler surfaces.
Plumbing systems — Johns Manville mineral wool elbow insulation (e.g., SKU 19NH43) for insulating 90° fittings in commercial plumbing.
Air-handling units — Plenum-rated Johns Manville mineral wool elbow insulation (e.g., SKU 19NH33) for use in air-handling spaces.
Furnaces and kilns — Johns Manville ceramic fiber boards (SKU 19NE69) for lining and insulating high-temperature equipment.
Mechanical pipe fittings — Johns Manville mineral wool elbow insulation (e.g., SKU 19NH60) for thermal insulation in industrial piping networks.
Not sure this is the right part? Photo-identify it→

JOHNS MANVILLE Products

3G Electric supplies JOHNS MANVILLE mineral wool straight tube insulation. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation for thermal and acoustic insulation on pipes in HVAC, mechanical, and industrial systems. Slit design for easy installation on existing pipes. Plenum rated for use in air-handling spaces where fire safety is required. Unfaced, tan finish
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation for thermal and acoustic pipe insulation in HVAC, mechanical, and industrial systems. Slit design for easy installation on pipes. Plenum rated for use in air-handling spaces. Unfaced facing. Tan color. 2 in inner diameter, 3 ft length, 1 1/2 in thickness
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation for thermal and acoustic control on pipes. Slit, tan, unfaced section with 2 in ID, 2 in thickness, and 3 ft length. Plenum rated for use in air-handling spaces where fire and smoke safety are required
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation with a 1 3/8 in inside diameter, 3 ft length, and 2 in thickness. Features a slit design with tan, unfaced facing and is plenum rated. Used for thermal insulation on pipes in commercial HVAC and industrial systems where fire safety and temperature control are required
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation with slit design, tan color, and unfaced facing. Inner diameter 3 1/2 in, thickness 2 in, length 3 ft. Plenum rated for use in air-handling spaces. Suitable for thermal and acoustic insulation on commercial HVAC and industrial piping systems
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation for thermal and acoustic insulation on pipes in HVAC, plumbing, and industrial systems. Slit design for easy installation. Plenum rated for use in air-handling spaces. Specifications: 1-5/8 in ID, 2 in thickness, 3 ft length, tan color, unfaced facing

More from JOHNS MANVILLE

View all JOHNS MANVILLE parts →
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation, slit and unfaced, with a tan finish. Designed for thermal and acoustic insulation on pipes in commercial HVAC systems. Plenum rated for use in air-handling spaces. Dimensions: 1 3/8 in inner diameter, 3 ft length, 1 1/2 in thickness
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation with a slit design and unfaced facing. Tan color. Inner diameter 4-1/2 in, thickness 2 in, length 3 ft. Plenum rated for use in commercial HVAC systems where fire safety and acoustic control are required in air-handling spaces
JOHNS MANVILLE
JOHNS MANVILLE
This mineral wool straight tube insulation is designed for thermal insulation on pipes in HVAC, plumbing, and industrial systems. It features a slit construction for easy installation, with an inside diameter of 10 3/4 in, thickness of 1 1/2 in, and length of 3 ft. The tan material provides an R-Value of 6.52 and is plenum rated for use in air-handling spaces where fire safety and temperature control are required
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation for thermal and acoustic control on pipes in HVAC, industrial, and plenum-rated air-handling spaces. Slit design with tan unfaced facing. 1 in thickness, 2 in ID, 3 ft length. Plenum rated for fire resistance
JOHNS MANVILLE
JOHNS MANVILLE
Slit mineral wool tube insulation for thermal and acoustic control on pipes. Unfaced tan finish, 1 in thickness, 1-5/8 in inner diameter, 3 ft length. Plenum rated for use in air-handling spaces
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation with a 6-1/2 in inner diameter, 2 in thickness, and 3 ft length. Slit construction with tan, unfaced facing. Plenum rated for use in air-handling spaces. Suitable for thermal and acoustic insulation on pipes in commercial HVAC and industrial systems
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation for thermal and acoustic control on pipes. Slit construction with unfaced tan facing. 1 in thick, 1 1/2 in ID, 3 ft lengths. Plenum rated for use in air-handling spaces
JOHNS MANVILLE
JOHNS MANVILLE
Mineral wool straight tube insulation for thermal and acoustic control on pipes. Slit design for easy installation. Unfaced tan finish. Plenum rated for use in air-handling spaces. ID: 4-1/2 in, thickness: 1 in, length: 3 ft

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first