AEROFLEXEPDM Straight Tube Insulation

AEROFLEX EPDM Straight Tube Insulation

SKU 3G-OTH-742266

Also listed as: 300AC3812 · 300 AC3812

Brand

AEROFLEX

Item

EPDM Straight Tube Insulation

Part Number

300-AC3812

Local availability & support

Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Compliance & shipping

Hazardous material: Not classified as hazardous
California Prop 65 warning: No warning recorded
Licence required: No licence required
Safety Data Sheet: Not available
Special shipping: Required — additional freight charges may applyThis item requires special shipping, additional charges may apply.

Technical Specifications

AEROFLEX

Manufacturer Part Number

300-AC3812 

Type

Unslit, 6 ft 

6 ft 

3/8 in 

Form

Tube 

Color

Black 

Thick

1/2 in 

UNSPSC

30141505

K Value

0.25 BTU 

R-Value

2.04 

Features

Lightweight; Non-Corrosive to Copper and Stainless Steel, Requires no Vapor Barrier, and Paintable 

Standards

ASTM C534; ASTM C692; ASTM D635; ASTM E84; ASTM E96 

Thickness

1/2 in Thickness The thickness of the insulation measured in inches. In general, the thicker the insulation, the greater the insulation effectiveness and the higher the R-value. 

Flexibility

Flexible 

Catalog Page

N/A

Plenum Rating

Plenum Rated Plenum Rating The insulation meets building codes that require all materials installed in an air-filled space to have fire and smoke-inhibiting qualities. 

Foam Cell Type

Closed Foam Cell Type The cell structure of the foam insulation. 

Overall Length

6 ft 

Inside Diameter

3/8 in Inside Diameter 

Outside Diameter

1-3/8 in 

Country of Origin

USA (subject to change) 

For Material Type

Copper; Stainless Steel 

Flame Spread Index

20

Installation Style

Unslit Installation Style The way in which the insulation closes around the pipe or tube. 

Insulation R-Value

2.04 Insulation R-Value Insulation effectiveness is measured by an R-value based on the density and cell structure of the foam. The higher the R-value, the more effective the insulation. 

Insulation Material

EPDM 

Resistance Properties

Corrosion-Resistant; UV-Resistant 

Smoke Developed Index

50

Outdoor Weather Protection

None Required 

Maximum Operating Temperature

300 °F 

Minimum Operating Temperature

-297 °F 

Technical Documents

No technical documents available for this product.

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AEROFLEX Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

AEROFLEX EPDM Straight Tube Insulation (SKU 300-AC3812, MPN 300-AC3812) is an unslit, 6 ft length with a 3/8 in ID and 1/2 in thickness, delivering an R-Value of 2.04. It is Plenum Rated, making it suitable for use in air-handling spaces. 3G Electric sources this and thousands of other industrial products across 14 departments, with specialist expertise in combustion, pumps, and controls to ensure you get the right solution.

Frequently Asked Questions

What is AEROFLEX EPDM straight tube insulation used for?

AEROFLEX EPDM straight tube insulation is used to prevent condensation and reduce heat loss on small-diameter pipes in HVAC and refrigeration systems. Its plenum rating makes it suitable for installation in air-handling spaces such as ductwork plenums and above-ceiling return-air cavities.

What are the specifications of AEROFLEX 300-AC3812 pipe insulation?

The AEROFLEX 300-AC3812 is an unslit EPDM straight tube with a 3/8 in inside diameter, 1/2 in wall thickness, and 6 ft length. It provides an R-Value of 2.04 and is plenum rated. The manufacturer part number is 300-AC3812.

Where to buy AEROFLEX pipe insulation worldwide?

3G Electric supplies AEROFLEX pipe insulation worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on the 300-AC3812 or any other AEROFLEX product you need.

How to install AEROFLEX EPDM unslit pipe insulation?

For unslit AEROFLEX EPDM insulation, slide the tube over the pipe before final connections are made. Ensure the pipe surface is clean and dry. Use manufacturer-recommended adhesive for butt joints and seal all seams to maintain the vapor barrier and achieve the rated R-Value.

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