How do you control quality?

We arrange sample confirmation before production and have professional QC staff control manufacturing according to confirmed samples.

What materials are used for the seal?

The seal is made of high-quality PVC soft and hard co-extrusion material, which is weatherproof, dustproof, and anti-mosquito.

Can the color be customized?

Yes, we offer Black, Brown, White, or customized colors to match your door.

Door Bottom Seal Door Bottom Seal

Name: Door Bottom Seal Door Bottom Seal
Brand: Hangzhou Biyou Building Materials Technology Co., Ltd.
SKU: 2178638105

Zhejiang, ChinaHangzhou Biyou Building Materials Technology Co., Ltd.

US$1.50

200 Meters

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Alu, Silicon Rubber

Usage

Commercial Doors

After-Sales Service

3 Years

Warranty

3 Years

Min / Max Gap

3-13mm

Location

Install on The Frame of Single or Double Doors

Funtion

Prevents Fire or Smoke Spreading Across Various Fi

Seal Color

Black, Grey

MOQ

300PCS

Model

By009

Transport Package

30PC/Carton

Specification

600-1200mm

Trademark

Origin

Zhejiang

HS Code

392530000

Production Capacity

5000PC

Key features

Customizable Dimensions: Size can be customized to fit specific door gaps ranging from 3-10mm.

Multi-Color Options: Available in Black, Brown, White, or customized colors to match your door.

OEM & ODM Service: We support customization based on your drawings or samples.

Energy Efficiency: Prevents fire, smoke, and drafts, improving home insulation and sealing.

Easy Installation: Designed for face installation on single or double doors with standard tools.

High-Quality Material: Made of PVC soft and hard co-extrusion for durability and weatherproofing.

Professional Manufacturer: Over 20 years experience in door, window, fire, and acoustic seal products.

Free Samples: Free samples are available for quality verification before bulk orders.

Company profile

Hangzhou Biyou Building Materials Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2014-12-05Nearest Port: Shanghai, NingboAverage Response Time: ≤9.54hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryHangzhou Biyou Building Materials Technology Co., Ltd. is identified as a China-based manufacturer/factory with production in Jiaxing, Zhejiang, specializing in weather sealing and passive fire protection products. It reports ISO 9001 and ISO 14001 management-system certifications, 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. The supplier states that 90% of sales are exports, has self-operated import/export rights, and began exporting in 2014. Its stated product range covers fire, smoke, acoustic, TPE, silicone, and PVC sealing products. The available trade records show limited transaction evidence, with one transaction associated with each listed buyer record; therefore, customer-case depth and financial credibility cannot be fully assessed. After-sales service and product customization are mentioned or implied only partially and lack sufficient detail for a definitive evaluation.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory, with an international sales office in Hangzhou and a factory in Jiashan, Jiaxing, Zhejiang. Its stated business focuses on manufacturing weather-sealing and passive-fire products, supported by 10 production lines.

CertificationsThe supplier reports holding ISO 9001 and ISO 14001 management-system certifications. These certifications provide explicit evidence of formal quality and environmental management systems, although the slices do not provide certificate numbers, issuing bodies, or validity dates.

After-Sales capabilityThe company states that it provides efficient after-sales service and has professional R&D resources and high-quality products. However, no specific service scope, response process, support locations, warranty terms, or service-performance evidence is provided.

R&D capabilityThe supplier states that it has a professional R&D group, and the reported total experience of its R&D engineers is 6–10 years. This supports the existence of an experienced R&D function, but the slices do not document patents, new-product launches, proprietary technologies, or measurable innovation outcomes.

Production capacityThe supplier identifies itself as a manufacturer and reports 10 production lines, 6–10 quality-control staff, and a factory location in Jiaxing, Zhejiang. These facts provide explicit evidence of established production infrastructure and quality-control staffing.

Product Q&A

Q:Are you a manufacturer or trading company?

We are an international trading company and a professional manufacturer of door and window seals, fire and acoustic seal products with over 20 years of experience.

Q:What is the payment method?

For samples, we accept T/T and Western Union. For orders, we prefer T/T with 30% advance payment and 70% before delivery. Other methods require confirmation.

Q:Do you offer free samples?

Yes, free samples are available for your reference.

Q:Do you offer OEM service?

Yes, we can customize products according to your drawings or create drawings based on your samples.

Q:What is the delivery time?

Generally, we arrange shipment within 7-30 days after receiving the deposit, depending on your purchasing quantities.