Factory Direct — 25+ Years Manufacturing Excellence | 100,000,000m Annual Capacity info@enernano.com|WhatsApp: +86-18661170729
Premium Sealing Solutions

Seal Smarter.
Build Better.

Factory-direct weatherstripping, pile seals, brush strips and hardware accessories. Your brand, our 25-year manufacturing excellence. Trusted across 60+ countries.

25+
Years Experience
60+
Countries Served
100M
Meters / Year
12+
Production Lines

Air Sealing

Draft-free comfort

Waterproof

Rain & moisture block

Soundproof

Noise reduction

Insulation

Energy savings

ISO 9001
100% PP Material
MOQ 10,000m
FOB Ningbo / Shanghai
OEM & Private Label

Complete Sealing Solutions

From standard pile weatherstrips to custom-engineered sealing systems, precision-manufactured for every application.

Self-adhesive Weatherstrip
Silicone Waterproof Weatherstrip
Energy Saving Fin Weatherstrip
Normal Type Weather Strips

Your Competitive Edge

We don't just make sealing strips — we engineer partnerships that grow your business.

Factory Direct Pricing

No middlemen. Manufacturer-direct pricing. Save 20-40% vs trading companies.

Full Customization

Custom sizes (base 4-60mm, pile 3.5-25mm), colors, adhesive types, fin materials.

Retail-Ready Packaging

DIY blister packs, color cards, private label boxes. Designed to sell from day one.

15-Day Lead Time

12 dedicated production lines. Standard orders ship in 15 days. Rush available.

Strict Quality Control

ISO 9001 certified. IPC inspection at every stage — raw material to pre-shipment.

Global Trade Experience

25+ years serving 60+ countries. Export compliance and logistics expertise.

Build Your Own Weatherstrip Brand

Whether you're a hardware chain, building material distributor, or online retailer — we provide end-to-end OEM solutions with zero manufacturing overhead.

Custom branding & logo
Bespoke size specs
Retail packaging design
Pantone color matching
Barcode & UPC integration
Compliance docs
Drop-ship capability
Amazon FBA prep ready
Start Your OEM Project →
1

Share Requirements

Product specs, quantities, target market, packaging

2

Samples & Prototyping

Free samples within 5 days. Iterate until perfect.

3

Production & QC

Full production with real-time quality reporting

4

Ship & Scale

FOB/CIF delivery. Seamless re-ordering.

Factory
1998Established

25 Years of Sealing Excellence

EnerNano is a professional manufacturer and exporter specializing in door and window sealing products. Founded in 1998 — we have grown from a specialized pile weatherstrip factory into a comprehensive sealing solutions provider.

We adopt 100% polypropylene, the safest and most environmentally friendly petrochemical material. Our ISO 9001 certified production facilities feature 12+ dedicated lines with annual capacity exceeding 100 million meters.

Today, we serve distributors, contractors, and brands across 60+ countries — providing factory-direct pricing with complete OEM/ODM capabilities.

1998Founded
100M+Meters / Year
60+Countries

Let's Start Working Together

Our team responds within 4 hours during business hours.

📧
Emailinfo@enernano.com
💬
WhatsApp+86-18661170729
📞
Phone+86-18661170729
📍
Factory AddressNo.158 Huangdong North Road, Huangli Town, Wujin District, Changzhou, Jiangsu, China
Business HoursMon-Sat 8:00-18:00 (GMT+8)

Send Us an Inquiry

Ready to Seal the Deal?

Factory-direct pricing, free samples, and a dedicated account manager. Most inquiries answered within 4 hours.