Model 3-R-4

A “roller-bearing” pipe support used to support roof-mounted gas pipes, electrical conduit, solar piping and other mechanical piping. Unique design absorbs thermal expansion and contraction of pipes thus preventing damage to the roof membrane. Pipes rest on a polycarbonate resin roller and a rod situated in a polycarbonate resin seat. Each pipestand will accommodate up to 3-3/4″ outside diameter pipes.

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SKU: 3-R-4 Category:

Description

Base Material
Polycarbonate
Size
The Pillow Block Pipestand Model 3-R-4 is made in one standard size. The deck base is 7.75″ square, the top of the roller device is 4″ high, the top of the cradle is 4″ high, and the maximum width of the interior of the cradle is 3.875".
Max Pipe Size
3" inside diameter and 3.75" outside diameter.
Max Pipe Clearance
Rod and pipes supported one pipestand high will have a clearance of 4″. Each 3-R spacer increases the clearance of the pipe by 2″.
Max Load Weight
Maximum load weight may not exceed 118 lbs. per pipestand
Spacing
Recommended spacing is not to exceed 7 feet centers depending upon the load. Make certain each pipestand is properly elevated to even load weight at all pipestands.

The Model 3-R-4 is a premium pillow block pipe support designed by MIRO Industries, specifically engineered for roof-mounted applications. This versatile support system is ideal for various piping needs, including gas pipes, electrical conduits, and solar installations. With its robust design featuring rooftop pipe rollers, the Model 3-R-4 ensures reliable performance while accommodating thermal expansion and contraction.

Key Features:

Durable Construction: The Model 3-R-4 is constructed from high-quality polycarbonate, which provides exceptional durability and resistance to environmental factors. This ensures that the support can withstand harsh rooftop conditions while maintaining its integrity over time.

Fixed Height Clearance: This pipe support offers a fixed height clearance of 4-1/8 inches (105 mm). This height is optimal for various applications, and users can further increase the clearance by stacking MIRO spacers, which add an additional 2 inches (50 mm) per spacer.

Load Capacity: This model supports a maximum load weight of 118 pounds (53 kg) per pipestand. This makes it suitable for a wide range of piping applications, ensuring that it can handle the demands of your project effectively.

Pipe Compatibility: Designed to accommodate pipes with a maximum outside diameter of 3-3/4 inches (95 mm). This versatility allows it to support various pipe types, making it a practical choice for different installations.

Easy Installation: The installation process is straightforward. Simply center the pipestand beneath the pipe, ensuring that the pipe rests directly on the self-lubricating polycarbonate rooftop pipe rollers. This design not only facilitates easy setup but also allows for some lateral movement, accommodating thermal expansion without binding.

Maintenance: It requires minimal maintenance. While normal upkeep is not necessary, it is recommended to conduct semi-annual inspections to ensure proper alignment and weight distribution.

Applications:

The Model 3-R-4 is ideal for various rooftop applications, including:

  • Gas piping systems
  • Electrical conduits
  • Solar panel installations
  • Mechanical piping systems

The Model 3-R-4 is a reliable and efficient solution for rooftop pipe support needs. With its durable construction, optimal height clearance, and easy installation, it stands out as a top choice for professionals in the industry.

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