Commercial Stock & OEM Tooling Ready
Featured Replacement Bath Drain Assemblies (Series 1-8)
Direct factory supply of high-integrity conversion cartridges, heavy-duty overflow plates, and complete lift-turn kits precision-engineered to interchange seamlessly with standard North American plumbing fixtures.
Strategic Supply Analysis
Macro Industry Challenges & Enterprise Procurement Needs
The global commercial and residential replacement market operates under tight tolerance thresholds. Mismatched threads, non-standardized overflow geometries, and galvanic corrosion from cheap zinc die-casting continue to plague maintenance departments and retail chains. High-volume procurement leaders require vetted Tier-1 manufacturing consistency.
Substandard Zinc Failure Prevention
OEM big-box buyers regularly experience high return rates due to degraded zinc alloy components that disintegrate under aggressive domestic drain cleaners. Industrial solid forged brass replacements (CW617N / C36000) eradicate cracking, providing multi-decade longevity.
Universal Retrofit Compatibility
Aftermarket inventory requires precision unified threading (1-3/8" NPSM coarse thread bodies and 1-1/2" fine thread bushings). Custom-machined multi-thread adapters eliminate installer friction across American Standard, Kohler, and Moen footprints.
Tight Institutional Procurement Terms
Hospitality, modular housing, and RV OEM manufacturers mandate tight just-in-time container deliveries, pre-barcoded blister packaging, and total batch chemical traceability for insurance and safety verifications.
Smart Factory Infrastructure
Industry 4.0 Production: China HQ & Thailand Dual-Bases
Mitigating geopolitical tariff risks and logistics bottlenecks demands modern geopolitical agility. JANA Plumbing / Gateway Enterprise couples its massive 28,400 m² aggregate production across Yuhuan, China and Kabinburi, Thailand to guarantee cost efficiency and trade stability.
Automated Robotics
Multi-axis robotic manipulators streamline hot-forging and high-speed CNC precision thread turning, securing ±0.01mm concentricity.
Closed-Loop Metallurgy
Full internal brass recycling and direct spectral analysis ensure ASTM B584 and NSF/ANSI 372 lead-free standards without structural flaws.
Thailand Dual Origin
The 14,400 m² automated facility in Kabinburi provides Section 301 tariff insulation, safeguarding supply lines for Fortune 500 US retailers.
Integrated Finishes
In-house physical vapor deposition (PVD) and automated electroplating apply Matte Black, Brushed Nickel, and Chrome up to 96h CASS rating.
1998
Year Founded
Nearly 3 Decades in Brass Engineering
28,400
Total Footprint (m²)
Dual China & Thailand Bases
200+
Skilled Personnel
Engineers, Machinists & QA Auditors
100%
Code Testing
ASME A112.18.2 / CSA B125.2 Certified
Compliance Standard Matrix
Quality Assurance, Certifications & Engineering Matrix
Navigating global plumbing codes without dedicated factory compliance records creates crippling legal exposures. Our catalog carries full third-party test verification under IAPMO R&T listings, AB1953 low-lead mandates, and stringent European EN standards.
| Part / Assembly Subtype | Primary Material Standard | Critical Engineering Dimensions | Certified Performance Code | Factory In-House QC Gate |
|---|---|---|---|---|
| Lift-N-Turn Conversion Cartridges | Solid C36000 Brass / CW602N DZR | 1-3/8" NPSM Coarse to 1-1/2" Bushing | ASME A112.18.2 / CSA B125.2, UPC, cUPC | 50,000 Cycle Actuation & Pressure Decay |
| Tip-Toe & Snap-Press Drain Cores | 304 Stainless Steel Spring & Brass Post | Thread OD: 1.625" (41.2mm); 16 TPI Standard | cUPC Listed, AB1953 Lead Free Compliance | 100% Gasket Elasticity & Leak Testing |
| Heavy Gauge Overflow Faceplates | Forged Brass / Heavy-gauge 304 SS | Single-Hole, Two-Hole & Designer Petal Hole | ASME A112.18.1 Decorative Surface Spec | 96-Hour CASS & Salt Spray Resistance |
| Trip-Lever Linkage Internal Stems | Corrosion Resistant Brass Rod / Plated Eye | Adjustable 10.5" to 15.5" Articulating Drop | IAPMO Listed File No. 6229, 8175, 12307 | Tensile Load Yield & Plunger Alignment |
2026-2030 Horizon
Technical Roadmap & Next-Generation Outlook
Bath waste engineering continues to evolve alongside digital manufacturing, circular-economy guidelines, and modern aesthetics. JANA Plumbing's dedicated R&D division is deploying structural innovations to simplify tool-less retrofits and extend service life.
Tool-Free Universal Retrofit Hubs
Developing expandable multi-fit elastomer thread locks that allow property maintenance technicians to drop replacement cartridges into legacy strainers without extracting rusted internal brass drain elbows.
Advanced Sustainable Alloys
Transitioning standard production lines to low-silicon, bismuth-enhanced, zero-lead brass matrices that optimize tensile stability during high-speed CNC operations while cutting lifetime environmental load.
Digital Traceability & EDI Integration
Direct QR laser-engraving on internal brass stems to provide commercial plumbing contractors with one-scan access to specification sheets, schematic diagrams, and replacement seal ring dimensions.
Procurement Insights
B2B Technical & Procurement FAQ
Detailed answers to critical supply-chain inquiries regarding metallurgy, minimum order quantities (MOQ), and dual-facility routing.
What is the standard lead time for OEM private-label conversion kits?
For customized retail blister kits or branded contractor bulk cartons, tooling verification takes approximately 15-20 days, followed by 30-35 days for high-speed automated casting, CNC finishing, and packing. Reorders for existing brass tool sets typically cycle within 25 days.
How do you manage tariff mitigation between your China and Thailand factories?
We operate certified facilities across Yuhuan, China and Kabinburi, Thailand. U.S. buyers facing Section 301 tariffs can issue purchase orders through Gateway Enterprise (Thailand) Co., Ltd. for fully transformed, direct-origin export shipments under established rules of origin compliance.
Are your bath replacement parts certified to North American standards?
Yes. Our bath drains, waste elbows, overflow plates, and trip linkages conform fully to ASME A112.18.2 / CSA B125.2, UPC, cUPC, and California AB1953 lead-free mandates under independent IAPMO R&T listings (File Nos. 6229, 8175, 12307, N-11587, T-11586).
Can you replicate obsolete legacy components for rehabilitation programs?
Our engineering division utilizes 3D optical scanning, CMM inspection, and CAD modeling to reverse-engineer discontinued contractor models. We can reproduce specialized trip-lever drops, antique overflow hole spacings, and unique conversion thread dimensions from physical samples.
Full Conversion Kits & Sub-Assemblies
Precision Bath Drain Conversion Kits & Stems (Series 9-16)
Explore factory-direct replacement kits including 1-hole and 2-hole toe-touch faceplates, lift & turn trim sets, and precision solid brass articulating linkages designed for institutional commercial maintenance.