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Moisture-Proof EVA Underlayment
  • Moisture-Proof EVA UnderlaymentMoisture-Proof EVA Underlayment

Moisture-Proof EVA Underlayment

Our star product – Moisture-proof EVA Underlayment, is specially designed for flooring laying, providing reliable protection and perfect laying effect for various floors. Shandong Mingzun New Materials Co., Ltd. is a time-honored manufacturing enterprise with more than 20 years of industry experience. We are equipped with professional and advanced production equipment, with an annual output of 3 million square meters of flooring, and we also provide complete supporting floor films and underlays. Relying on mature production technology, strict quality control and stable supply capacity, we have won wide recognition from global customers.
Closed-cell EVA · 1–3 mm · Zero water absorption

Moisture-proof EVA Underlayment

A closed-cell EVA foam sheet produced by precision extrusion, laid between the subfloor and the floor panel. It blocks ground moisture, reduces walking noise, cushions impact and compensates for minor subfloor unevenness. Compatible with laminate, engineered wood, solid wood, SPC/LVT, bamboo and cork flooring.

280–350 g/㎡Density
≥1.8 MPaTensile strength
≥150%Elongation at break
3–7 daysStock order lead time

What It Is & Where It Works

Moisture-proof EVA Underlayment is made from high-quality ethylene-vinyl acetate copolymer (EVA) as the core raw material. The production uses closed-cell foaming and precision extrusion. It is placed between the ground base and the floor panel to isolate ground moisture and humidity, preventing floor moisture absorption, deformation, warping and mildew. It also provides shock absorption, sound insulation, floor buffering and leveling.

It is an indispensable supporting material for standard and high-quality floor installation. For full technical data, see the specification sheet.

Moisture-proof EVA Underlayment roll
Closed-cell EVA foam roll
EVA underlayment laid under floor panels
Laid between subfloor and floor panel

Core Advantages

Outstanding Moisture-proof Performance

Dense closed-cell structure blocks moisture and water vapor penetration efficiently, keeping the floor dry for a long time and avoiding moisture damage.

Excellent Cushioning & Sound Insulation

Built-in elastic foaming structure reduces walking noise, absorbs impact force, reduces floor wear and improves walking comfort.

Perfect Leveling Effect

Good flexibility and ductility make up for minor unevenness of the ground base, making the floor laying flatter and more stable.

Eco-friendly and Non-toxic

High-quality EVA raw materials, low VOCs, odorless and safe for residential, commercial and other indoor spaces.

Durable & Anti-aging

Resistant to trampling, not easy to collapse and deform, with good weather resistance and long service life.

Easy Installation

Light weight, easy to cut and lay, smooth surface, no sticking to the floor, efficient construction.

Anti-corrosion and Anti-mildew

Not easy to breed bacteria and mold, resistant to acid and alkali corrosion, suitable for humid areas such as kitchens, bathrooms and basements.

Technical Specifications

Item Parameter
Material High-density EVA Foam
Thickness 1.0mm, 1.5mm, 2.0mm, 2.5mm, 3.0mm (customizable)
Width 1m, 1.2m, 1.5m (customizable)
Length 10m, 15m, 20m, 25m, 50m (customizable)
Density 280–350g/㎡
Moisture Barrier Superior, closed-cell structure, zero water absorption
Tensile Strength ≥1.8MPa
Elongation at Break ≥150%
Color White, Black, Gray (customizable)

Application Fields and Cases

Applicable Flooring Types

  • Laminate flooring
  • Engineered wood flooring
  • Solid wood flooring
  • SPC/LVT vinyl flooring
  • Bamboo flooring
  • Cork flooring

Application Scenarios

Residential houses, apartments, villas, offices, shopping malls, hotels, schools, hospitals, shops and other indoor places.

Project Cases

Our Moisture-proof EVA Underlayment has been widely used in residential decoration projects, commercial office floor renovation, hotel guest room upgrading, school classroom flooring laying and other projects at home and abroad. It adapts well to both dry northern areas and humid southern and coastal areas, and has achieved stable and reliable application effects.

EVA underlayment application in a room
Residential and commercial floor installation

Certification and Quality Assurance

Shandong Mingzun New Materials Co., Ltd. adheres to strict quality management standards. All Moisture-proof EVA Underlayment products have passed authoritative testing and certification to ensure product quality and performance.

ISO 9001 Quality Management System Environmental Protection Testing Physical Property Testing Moisture-proof Performance Report

We have a complete quality control system, from raw material selection, production processing to finished product inspection. Each link is strictly controlled. Equipped with professional testing equipment and a quality inspection team, we conduct full-process monitoring to ensure that each roll of underlayment meets quality standards. See certification documents.

Comparative Advantages

Compared with Peers

  • Factory Strength: More than 20 years of professional manufacturing experience, mature technology, stable production, annual flooring output of 3 million square meters, strong supply capacity.
  • Equipment Advantage: Advanced professional production lines, automatic processing, precise control, uniform product thickness and stable performance.
  • Raw Material Quality: High-grade EVA raw materials, reject inferior materials, better moisture-proof, elasticity and durability.
  • Cost Performance: Direct sales from source factory, no middlemen, competitive price, stable quality.
  • Customization Capacity: Support thickness, width, length, color and other customized services.
  • Supply Stability: Large-scale production, sufficient inventory, on-time delivery.

Why Choose Our Moisture-proof EVA Underlayment?

We focus on flooring supporting materials for many years, focusing on product quality and customer experience. Our Moisture-proof EVA Underlayment combines excellent moisture-proof effect, comfortable cushioning and durable performance. It is backed by a powerful old factory, providing reliable quality and perfect service.

For installation details, read the installation guide or contact our technical team.

After-sales, Packaging and Delivery

Installation Guidance

Detailed graphic installation instructions and professional installation video tutorials.

Technical Support

Professional after-sales team provides online technical consultation for product selection, installation and use.

After-sales Tracking

Follow up product usage feedback and solve customer problems in a timely manner.

Usage Tips

Professional suggestions on ground base treatment, underlayment laying and daily floor maintenance.

Packaging Method

Waterproof plastic film packaging, sturdy carton or woven bag outer packaging, to avoid damage and moisture during transportation.

Labeling

Complete product label, indicating specification, quantity, batch number and other information.

Delivery Time

Conventional stock orders are shipped within 3–7 working days; customized orders are determined according to order quantity and process.

Transportation & Port

Sea, land and air transportation supported. Port of shipment: Qingdao Port, Shanghai Port, etc.

Moisture-proof EVA Underlayment packaging
Waterproof film and outer packaging

FAQ

Q1: Is Moisture-proof EVA Underlayment suitable for basement and humid environments?

Yes. Its closed-cell structure has excellent moisture-proof and waterproof performance, which can effectively isolate ground humidity and is very suitable for basements, bathrooms and other humid spaces.

Q2: Can this underlayment be used for SPC and laminate flooring?

It is universally suitable for laminate flooring, SPC/LVT flooring, engineered wood flooring and most common indoor floors.

Q3: How to choose the right thickness?

Conventional 1.5mm–2mm is suitable for most indoor floors; if you need better sound insulation and cushioning, you can choose 2.5mm–3mm thick products.

Q4: Is it difficult to install the underlayment?

It is very easy to operate. Just lay it flat on the clean ground, and the joints can be butted or slightly overlapped. We will provide complete installation guides.

Q5: How long is the service life of the underlayment?

Under normal indoor use, it has good durability and can be used synchronously with the floor for a long time without easy collapse and failure.

Sample, Testing, Warranty & Customization

Sample Support

Free samples with complete specifications, convenient for customers to test and confirm quality.

Testing Support

Product testing reports, certification documents and other relevant materials to meet customer inspection and customs clearance needs.

Warranty Period

Product quality warranty. Under normal use and storage, if there are quality problems, we will take responsibility for after-sales treatment.

Return & Exchange Rules

If the product has quality defects or inconsistent specifications, we support return and exchange; non-quality problems are not within the scope of free return and exchange. Please contact us in time for communication and treatment.

Customization Service

  • Support customized thickness, width, length and color to meet different project and customer needs.
  • Support customized packaging and labeling according to customer requirements.
  • Accept OEM/ODM cooperation for long-term cooperative customers.

Production Process

  1. Raw material selection and inspection: Select high-quality EVA raw materials and conduct incoming inspection.
  2. Ingredient and mixing: Accurately proportion raw materials and mix them evenly.
  3. Extrusion foaming: Adopt advanced equipment for high-temperature extrusion and closed-cell foaming.
  4. Calendering and shaping: Control thickness and width precisely to ensure uniform specifications.
  5. Cooling and shaping: Stabilize product structure and performance.
  6. Slitting and cutting: Process according to required specifications.
  7. Finished product inspection: Conduct full-quality inspection on finished products.
  8. Packaging and warehousing: Qualified products are packaged and put into storage waiting for delivery.

Request a Free Sample or Full Test Report

Shandong Mingzun New Materials Co., Ltd. is committed to providing high-quality, stable and reliable Moisture-proof EVA Underlayment for global customers. We look forward to establishing long-term and win-win cooperative relations with you.

Contact Us for Samples & Pricing
Hot Tags: Moisture-proof EVA Underlayment, China Manufacturer, Supplier, Factory, Flooring Underlayment, MINGZUN
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Contact Info
  • Address

    200 meters south of Wuyi Village, Xinglong Subdistrict Office, Kenli District, Dongying City, Shandong Province, China

Send inquiry to MINGZUN China Factory for Laminate Flooring, SPC Flooring, Solid Wood Flooring. We provide fast quotation, customization support and professional export service.
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