rubber foam - FUNAS
custom cut foam rubber - FUNAS
foam rubber insulation - FUNAS
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rubber foam - FUNAS
custom cut foam rubber - FUNAS
foam rubber insulation - FUNAS

Custom NBR/PVC Rubber Foam Sheet for HVAC Duct Insulation

FUNAS NBR/PVC Rubber Foam Sheet is a flexible closed-cell elastomeric insulation material designed for HVAC ducts, cooling pipelines, large pipe surfaces and industrial equipment insulation. Produced through FUNAS factory production lines, the sheet helps reduce heat transfer, support condensation control and improve installation efficiency for commercial and industrial projects. Sizes, thicknesses and roll dimensions can be customized for different project requirements, with adhesive backing or aluminum foil facing options available upon request. It is suitable for contractors, distributors and B2B buyers looking for factory-direct rubber foam insulation sheet supply.

Place of Origin
China
Brand Name
FUNAS
Model Number
X
Type
Flexible Elastomeric Insulation Material
Material
NBR/PVC Rubber Foam
Product Name
NBR/PVC Rubber Foam Sheet
Grade Options:
B1 / B2
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Product Details

Product Advantages →
Product Details & Features→
Product Parameters →
Material Introduction →
Application Scenario →

Whether you’re looking for more information on our products, need technical support, or want to discuss a custom solution, feel free to reach out to us. Our team is dedicated to providing exceptional customer service and prompt assistance.

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Existing Format Content Replacement

Flexible Closed-Cell Structure
The internal closed-cell foam structure provides flexibility and stable surface coverage, making the sheet suitable for HVAC ducts, curved surfaces, large pipes and equipment insulation.
Easy to Cut and Install
The sheet can be cut and fitted according to duct size, pipe surface or equipment shape. It is suitable for on-site installation in commercial and industrial insulation projects.
Moisture-Resistant Insulation Layer
The closed-cell structure helps reduce moisture absorption and supports condensation control when the product is correctly selected and installed.
Thermal Insulation for HVAC Systems
Designed for ductwork, chilled water pipelines and air-conditioning systems, the sheet helps reduce heat transfer and supports stable insulation performance.
B1 and B2 Grade Options
FUNAS rubber foam sheet is available in B1 and B2 grade options. Fire performance should be confirmed according to the selected grade and corresponding test documents.

sheet of rubber Details & Features

NBR/PVC Rubber Foam Material
Made from nitrile rubber and polyvinyl chloride through a foaming process, the sheet forms a flexible closed-cell insulation material for HVAC and industrial applications.
Closed-Cell Foam Structure
The closed-cell structure helps improve insulation performance and reduce moisture absorption, making it suitable for duct insulation and cold insulation projects.
Self-Adhesive Backing Option
The product can be supplied with self-adhesive backing upon request. This option helps simplify installation on ducts, panels and equipment surfaces.
Aluminum Foil Facing Option
Aluminum foil facing can be added according to project requirements. Please confirm the application environment before selecting the facing option.

NBR/PVC Rubber Foam Sheet Specifications

Product Name NBR/PVC Rubber Foam Sheet
Material NBR/PVC rubber foam
Product Form Roll sheet
Structure Flexible closed-cell foam
Grade Options B1 / B2
B1 Regular Sizes 15mm × 1.5m × 12m, 20mm × 1.5m × 10m, 25mm × 1.5m × 8m, 30mm × 1.5m × 6m……
B2 Regular Sizes 5mm × 1m × 10m, 10mm × 1m × 10m, 15mm × 1m × 10m, 20mm × 1m × 10m, 25mm × 1m × 10m, 30mm × 1m × 10m
Package 1 roll
MOQ 1 roll for regular specifications
Optional Backing Self-adhesive backing available
Optional Facing Aluminum foil facing available
Customization Thickness, width, length and roll size can be customized according to project requirements
Technical Data Thermal conductivity, density, temperature range and fire performance should be confirmed according to the selected grade and test report

Material Introduction

NBR/PVC rubber foam sheet is a flexible elastomeric insulation material made from nitrile rubber and polyvinyl chloride. Through a foaming process, the material forms a closed-cell structure that helps reduce heat transfer, limit moisture absorption and support condensation control in HVAC and industrial insulation systems.

Compared with rigid insulation boards, rubber foam sheet is easier to cut, bend and fit around ductwork, large pipe surfaces, tanks, vessels and equipment shells. It is suitable for projects that require flexible installation and stable surface coverage.

The product can be supplied in B1 and B2 grade options. Self-adhesive backing and aluminum foil facing are available upon request. Please confirm the required grade, size, quantity and application before quotation.

Low Moisture Absorption
The closed-cell foam structure helps reduce moisture absorption and supports condensation control.
Flexible Installation
The sheet can be cut and fitted for ducts, large pipes and equipment surfaces.
Custom Specification Support
Thickness, width and roll length can be customized according to project requirements.
Facing and Backing Options
Self-adhesive backing and aluminum foil facing can be supplied upon request.
Polyvinyl chloride - FUNAS
Polyvinyl chloride
rubber - FUNAS
Rubber
Finished Product - FUNAS
Finished Product

Application scenarios of foam insulation

HVAC Duct Insulation
Used for rectangular ducts, air-conditioning ducts and commercial building ventilation systems where flexible sheet insulation is required.
Chilled Water and Cooling Pipelines
Suitable for chilled water systems, cooling pipelines and refrigeration-related insulation projects that require condensation control.
Equipment and Large Surface Insulation
Applied to large-diameter pipes, tanks, vessels and industrial equipment surfaces where pre-formed insulation tubes are not suitable.

NBR/PVC Rubber Foam Sheet Supplier for B2B Projects

FUNAS supplies NBR/PVC rubber foam sheet for contractors, distributors and project buyers in HVAC, refrigeration, building MEP and industrial insulation applications. The product is available in B1 and B2 grade options, with customizable thickness, width, roll length, self-adhesive backing and aluminum foil facing.

For quotation, please send us your required grade, size, quantity, application and destination. Our team will help confirm the suitable specification for your project.

 

rubber-foam-astm-e84-test-report-2025 - FUNAS
rubber-foam-astm-c518-test-report-2025 - FUNAS
rubber-foam-b1-fire-test-report-2026 - FUNAS
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PU Pyramid Acoustic Foam Panel for Sound Absorption

FUNAS PU Pyramid Acoustic Foam Panel is a polyurethane sound absorption panel designed to reduce echo, reverberation and reflected noise in studios, offices, KTV rooms, cinemas and home theater spaces. Its pyramid surface helps increase the contact area for sound waves, supporting clearer indoor acoustics for decoration and acoustic treatment projects. Available in standard panel sizes and thicknesses, the foam can be supplied with adhesive backing upon request and customized for project requirements. It is suitable for contractors, distributors and commercial buyers seeking polyurethane acoustic foam panels for interior sound absorption applications.

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Extruded Polystyrene (XPS) Insulation Board

FUNAS XPS Insulation Board is a rigid extruded polystyrene foam board designed for building thermal insulation applications. It is available in thickness options from 30mm to 100mm, with a standard board size of 0.6m width and 1.8m length. Density, length and width can be customized according to project requirements, making it suitable for contractors, distributors and bulk insulation material buyers. Contact FUNAS for XPS board specifications, customization options and wholesale quotation support.

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Hi,

If you are interested in our products / thermal insulation solutions or have any doubts, please be sure to let us know so that we can help you better.

Name must not exceed 100 characters.
Your name
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Send my request

Hi,

If you are interested in our products / thermal insulation solutions or have any doubts, please be sure to let us know so that we can help you better.

Name must not exceed 100 characters.
Your name
Invalid email format or length exceeds 100 characters. Please re-enter.
Your business email address
Please enter a valid phone number!
Your phone / WhatsApp number
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Your company name
Content must not exceed 3000 characters.
Tell us the product, size, quantity, application or project details you need.
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