The K-Flex ⅜” x ½” Closed Insulation Tube (Model: 6RX048038) is a high-performance, closed-cell elastomeric foam insulation tube designed for thermal insulation and energy efficiency in HVAC, refrigeration, and plumbing applications. With a ⅜” outer diameter and a ½” inner diameter, this insulation tube comes in a 6-foot length and provides effective protection against heat loss, condensation, and moisture. Its closed-cell structure helps to resist moisture absorption, making it ideal for applications where preventing mold and mildew is crucial. This insulation is easy to install and is perfect for use in pipes, ducts, and other system components that require reliable thermal and acoustic insulation.
K-FLEX TITAN ¾" x ½" CLOSED INSULATION TUBE 6' 6RSR048068
$9.51
K-FLEX TITAN ⅞" x ½" CLOSED INSULATION TUBE 6' 6RSRX048078
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K-FLEX ⅜” x ½” CLOSED INSULATION TUBE 6′ 6RX048038
$3.08
K-Flex ⅜” x ½” Closed Insulation Tube (6RX048038) is a 6-foot long, high-performance insulation tube providing thermal and moisture protection for HVAC and refrigeration systems.
896 in stock
Additional information
| Weight | 5 lbs |
|---|---|
| Dimensions | 6 × 6 × 6 in |
| Brand | K-Flex |
| Model Number | 6RX048038 |
| Type | Closed-Cell Insulation Tube |
| Outer Diameter | ⅜ inch |
| Inner Diameter | ½ inch |
| Length | 6 feet |
| Material | Elastomeric foam (closed-cell) |
| Color | Black |
| Thermal Conductivity | Low thermal conductivity for enhanced energy efficiency |
| Temperature Range | -40°F to 220°F |
| Moisture Resistance | Closed-cell design prevents moisture absorption, reducing the risk of mold and mildew growth |
| Applications | Ideal for HVAC, refrigeration, plumbing, and industrial insulation needs |
| Sound Insulation | Provides excellent sound attenuation to help reduce noise in HVAC systems |



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