We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
K-FLEX USA Halogen-Free Buna-N Straight Tube Insulation
K-FLEX USAHalogen-Free Buna-N Straight Tube Insulation

K-FLEX USA Halogen-Free Buna-N Straight Tube Insulation

The K-FLEX USA Pipe Insulation Tube is a 6 ft, unslit, Buna-N rubber tube with a 4 1/8 in ID and 3/4 in thickness, offering an R-Value of 4. This halogen-free, plenum-rated insulation is colored green and identified…

SKU 3G-OTH-742012

Brand
K-FLEX USA
Item
Halogen-Free Buna-N Straight Tube Insulation
Part Number
6RHFN068418
Category
Halogen-Free Buna-N 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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

K-FLEX USA
Manufacturer Part Number
6RHFN068418
Type
6 ft, Buna-N Rubber, Unslit, Green
ID
4 1/8 in
Color
Green
Thick
3/4 in
R-Value
4
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

K-FLEX USA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The K-FLEX USA Pipe Insulation Tube is a 6 ft, unslit, Buna-N rubber tube with a 4 1/8 in ID and 3/4 in thickness, offering an R-Value of 4. This halogen-free, plenum-rated insulation is colored green and identified by MPN 6RHFN068418.

Frequently Asked Questions

What is K-FLEX USA pipe insulation tube used for?

This K-FLEX USA Buna-N rubber tube insulates pipes in HVAC, refrigeration, and plumbing systems. Its 3/4 in thickness and R-Value of 4 reduce heat gain or loss and prevent condensation. The plenum-rated, halogen-free construction makes it suitable for air-handling spaces in commercial buildings.

What are the specifications of K-FLEX USA 6RHFN068418 pipe insulation?

This K-FLEX USA tube has a 4 1/8 in ID, 3/4 in thickness, 6 ft length, and R-Value of 4. It is unslit, made of Buna-N rubber, colored green, and plenum rated. The halogen-free material meets fire-safety requirements for use in air plenums. MPN is 6RHFN068418.

Where to buy K-FLEX USA pipe insulation tube worldwide?

3G Electric supplies K-FLEX USA pipe insulation tubes worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 6RHFN068418 model. We source genuine K-FLEX USA products for your project.

How to install K-FLEX USA unslit pipe insulation tube?

For unslit K-FLEX USA Buna-N rubber tubes, slide the insulation over the pipe before connections are made. Ensure the pipe surface is clean and dry. Butt joints tightly and seal with compatible adhesive or tape. For plenum-rated installations, follow local fire codes and use approved sealants.

Not sure this is the right part? Photo-identify it→

K-FLEX USA Products

3G Electric supplies K-FLEX USA halogen-free buna-n 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 →

More from K-FLEX USA

View all K-FLEX USA parts →
6 ft unslit Buna-N rubber tube with 3 1/2 in ID and 3/4 in thickness. Green, plenum rated, R-Value 4.7. Used for thermal insulation and condensation control on HVAC and mechanical piping systems in air-handling spaces
K-FLEX USA
6 ft unslit Buna-N rubber tube with 3 1/2 in ID and 3/4 in thickness. Green, plenum rated, R-Value 4.7. Used for thermal insulation and condensation control on HVAC and mechanical piping systems in air-handling spaces
Halogen-free Buna-N rubber tube insulation for thermal efficiency and condensation control on piping systems. Unslit, 7/8 in ID, 1/2 in thickness, 6 ft length, green color, plenum rated with R-Value 2.6. Suitable for HVAC, refrigeration, and process lines
K-FLEX USA
Halogen-free Buna-N rubber tube insulation for thermal efficiency and condensation control on piping systems. Unslit, 7/8 in ID, 1/2 in thickness, 6 ft length, green color, plenum rated with R-Value 2.6. Suitable for HVAC, refrigeration, and process lines

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first