What is the delivery time?

Generally, shipment is arranged within 7-30 days after receiving the deposit, depending on purchasing quantities.

How do you control product quality?

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

Surface Automatic Door Drop Seal Acoustic Seal Door Bottom Seal/Aluminum Automatic

Name: Surface Automatic Door Drop Seal Acoustic Seal Door Bottom Seal/Aluminum Automatic
Brand: Hangzhou Biyou Building Materials Technology Co., Ltd.
SKU: 2052695435

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

US$10.00

200-299 Meters

US$9.50

300+ Meters

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

2 Year

Warranty

2 Year

Type

Door Threshold

Material

Aluminium Alloy 6060-T5

Width

Location

Under The Door

Seal Color

Black,Grey

Funtion

Prevent Rain Infiltration, Draught and Smoke Penet

Transport Package

10PC/Carton

Specification

36"/48"/72"/Custom

Trademark

Origin

Zhejiang

HS Code

732690

Production Capacity

5000PC

Key features

Customizable Dimensions: Available in standard 36/48/72 inches or custom sizes to fit specific requirements.

Durable Anodized Finish: Offers mill finish, clear aluminum, or dark bronze anodized options for longevity.

Multi-Function Protection: Effectively prevents rain infiltration, drafts, and smoke penetration.

Noise and Vibration Control: Durable design helps eliminate vibration, noise, and moisture ingress.

Flexible Installation: Can be fixed with stainless steel screws/plugs or concealed with builder's adhesive.

OEM and Custom Design: Supports customization based on customer drawings or samples, including box design.

2-Year Warranty: Comprehensive 2-year warranty coverage for product quality assurance.

Professional QC System: Strict quality control with sample confirmation before production and professional staff.

Company profile

Hangzhou Biyou Building Materials Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2014-12-05Nearest Port: Shanghai, NingboAverage Response Time: ≤9.68hTerms 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 are the payment methods?

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

Q:Do you offer free samples?

Yes, free samples are available upon request.

Q:Do you offer OEM service and custom production?

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

Q:Do you accept custom designs for packaging boxes?

Yes, we accept custom designs for packaging boxes.