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Most Wishlisted Flomatic 4089mdw8slplg 6-5/8" 80mdw-vfd Deep Well® Casing Threads Check Valve Mega Pack [8fG4B7CM]

$172.99 $553.99 -69%

Flomatic 4089MDW8SLPLG Deep Well Casing Threads Check Valve The Flomatic 4089MDW8SLPLG Deep Well Casing Threads Check Valve is a premium solution designed to enhance the efficiency and reliability of water systems. Engineered with a robust carbon ste

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Most Wishlisted Flomatic 4089mdw8slplg 6-5/8" 80mdw-vfd Deep Well® Casing Threads Check Valve Mega Pack [8fG4B7CM]

Flomatic 4089MDW8SLPLG Deep Well Casing Threads Check Valve

The Flomatic 4089MDW8SLPLG Deep Well Casing Threads Check Valve is a premium solution designed to enhance the efficiency and reliability of water systems. Engineered with a robust carbon steel body and featuring a metal-to-metal seat with stainless steel components, this valve is built to last and perform under challenging conditions. Its 6-5/8" casing threads ensure a secure fit within deep well environments, making it an ideal choice for well water applications.

Key Product Specifications and Features

The Flomatic 4089MDW8SLPLG valve is engineered to handle extreme pressures, up to 4,400 psi, and temperatures of 200°F. Its high strength epoxy coated carbon steel body ensures durability and resistance to corrosion. The valve's unique design incorporates an 8 round male end short casing x female end long casing thread configuration, which optimizes performance and minimizes friction losses. Additionally, the valve comes standard with a break-off plug for easy installation and maintenance.

Practical Applications and Benefits

Designed for deep well installations, the Flomatic 4089MDW8SLPLG check valve is the perfect solution for minimizing backflow and hydraulic shocks in water systems. Its compact design allows for installation in smaller diameter casings, providing versatility and flexibility. With its NSF/ANSI 61 approval, you can trust its safety and compliance with industry standards. Whether you're a homeowner, a water treatment facility, or a commercial property manager, the Flomatic 4089MDW8SLPLG Deep Well Casing Threads Check Valve offers the following benefits:

  • Enhanced System Efficiency: Low friction losses and reliable backflow prevention ensure smooth operation and prolonged equipment life.
  • Easy Installation and Maintenance: The standard break-off plug simplifies the installation process, and the valve's durable construction makes it easy to maintain over time.

What Our Customers Say

January 17, 2026

Absolutely no complaints!

It's a well-oiled machine.

- WellOiled.

January 17, 2026

Absolutely no complaints!

I'm enjoying this product immensely.

- Stella James.

January 17, 2026

Absolutely no complaints!

I'm satisfied with every aspect of this product.

- Cody K..

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