

Sch80 VANSTONE FLANGE
Product Overview
System failures due to inferior flange connections lead to immediate shutdowns, catastrophic water waste, and costly turf damage during the peak of the irrigation season. When a main line connection fails, your project deadlines slip and your clients face the reality of crop loss or scorched landscapes. With global supply chains remaining unpredictable and lead times lengthening for industrial components, waiting until a leak occurs to source high quality replacements is a risk your business cannot afford. Securing your inventory now ensures your installs stay on track and your reputation for reliability remains intact despite the summer heat and high demand cycles.
The Lesso Schedule 80 Vanstone Flange offers a significant technical advantage over fixed or lower grade PVC alternatives by featuring a rotating ring design. This allows your crews to align bolt holes perfectly without the frustration of twisting heavy pipe, drastically reducing labor time and stress on the joint. By choosing Schedule 80 thickness over thinner wall options, you provide your clients with superior pressure handling and a longer service life, which translates to fewer call backs and lower maintenance costs. Maintaining a stock of these durable fittings provides you with a competitive edge when moving through complex commercial or agricultural installations.
Product Specifications
| Specification | Detail |
|---|---|
| Material | High Grade Schedule 80 PVC |
| Design | Vanstone Style with Rotating Ring |
| Pressure Rating | 150 PSI at 73°F (Internal) |
| Certifications | ASTM D1784 Class 12454, NSF/ANSI 61 and 14 |
| Dimensions | Standard nominal pipe sizes for Sch 80 systems |
| Color/Finish | Dark Grey Industrial Finish |
Available Models & Sizes
We carry Lesso Schedule 80 Vanstone Flanges in a wide range of standard industrial sizes ranging from 2 inch through 12 inch options to match your piping requirements. Please contact our technical sales team for current availability on large diameter sizes, bulk pricing for fleet orders, or specific bolt circle configurations.
Key Features
- Two piece rotating ring design facilitates effortless bolt hole alignment during field installation.
- Thicker Schedule 80 wall construction provides enhanced chemical resistance and structural integrity.
- Lower thermal conductivity reduces the impact of external temperature fluctuations on fluid stability.
- Corrosion proof PVC material eliminates the scaling and pitting common in metal flange counterparts.
- Precision molded surfaces ensure a flat and secure seal when paired with high quality gaskets.
- Compatible with standard flat face flanges and mechanical equipment utilized in professional irrigation.
Common Applications
- Commercial landscape irrigation
- Agricultural and crop irrigation
- Sports turf and golf course maintenance
- Municipal parks and public spaces
- Greenhouse and nursery operations
- Potable water supply systems
Installation Notes
Proper installation requires the use of a high quality full face gasket and industrial grade bolts with washers to distribute pressure evenly across the flange face. Technicians should utilize a star pattern torque sequence to prevent uneven stress or cracking of the PVC ring, ensuring all bolts reach the manufacturer recommended foot pounds. Always check local plumbing and irrigation codes to verify compliance for pressure ratings and backflow prevention requirements before completing the final connection.
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Sch80 VANSTONE FLANGE
Overall Pick
Top Reviews
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