STJH-PHENOLIC-PRE-INSULATED-AIR-DUCT-40MM

Phenolic Pre-Insulated Air Duct 40 mm High-Insulation

Maximum selected phenolic core depth for higher insulation demand.

Deep foam rim provides substantial thermal separation.
Integral construction keeps insulation and duct geometry together.

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Product Introduction

The 40 mm wall provides the deepest phenolic layer in this group. Its aluminum-faced rigid construction serves low-temperature indoor air routes where the insulation envelope is a major selection factor, while fitted joints connect the individual sections.

Key Features

Deep foam rim provides substantial thermal separation.
Integral construction keeps insulation and duct geometry together.

Technical Parameters

Core Type	Rigid phenolic foam
Panel Depth	40 mm
Standard Width	1200 mm
Standard Length	2400 mm
Face Construction	Aluminum on both sides
Aluminum Thickness	0.08 mm per side
Thermal Conductivity	0.022 W/(m·K)
Operating Temperature	−30 to +120 °C
Connection Method	Groove-and-tongue panel joint
Customization	Available for the actual thermal duty and operating environment.

Applications

Low-temperature indoor supply systems
Long insulated air-conditioning routes

Solutions for Your Application

A long cold-air route gains unwanted heat.

The deeper core reduces conduction through each duct wall.

A thick loose wrap is difficult to retain at section edges.

Rigid sandwich walls carry their insulation depth through the section geometry.

Available Options

Custom branch and reducer pieces
Connection profile sets

Planning a Phenolic Pre-Insulated Air Duct 40 mm High-Insulation specification?

Send us your dimensions, installation conditions, performance targets and required surface finish.

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