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The U-Anchor 4200-Plate is a lightweight rooftop attachment consisting of a U-Anchor 4000 series plate. The U4200-Plate is made to be mechanically attached to the roofing system and flashed in using separate waterproofing method approved by the roofing manufacturer. This is ideal for built-up roofs and pour-able sealant kits.

Product Specs


  • 3/8″-16 x 1.5″ Bolt*
  • Material Type: 304 Stainless Steel


  • Outer Diameter: 14.267″
  • Inner Fastener Hole Pattern: 9.185″ (8 holes)
  • Outer Fastener Hole Pattern: 13″ (4 holes)
  • Material Thickness: 0.118″
  • Material Type: Galvanized G90


Packaging Specs

Sold Individually OR Full Box Quantity

  • Individual Weight: Approx. 3.9 lbs
  • Full Box Quantity: 4 units
  • Box Weight: Approx. 24 lbs
  • Box Dimensions: 18″ x 18″ x 5″
  • Full Pallet Quantity: 30 boxes
  • Pallet Dimensions: 48″ x 40″ x 48″


U-Anchor Attachment

The U4200-Plate is attached by fastening through the roofing assembly into the structural decking with 2-12 approved fasteners. The U4200-Plate is then flashed using the manufacturer’s recommended method. Fastener selection is dictated by the system assembly, deck type, and the project engineer. Refer to installation instructions and the specified roofing material manufacturer requirements before installing.

Equipment Attachment

To securely mount your rooftop equipment to the U-Anchor, after its installed, the connection nut must be fastened to
approximately 20-25 torque pounds. Use a calibrated torque wrench during install to ensure appropriate results are achieved.


  • Extremely strong and lightweight.
  • Rapid installation.


Results are base on plate performance only.

  • Ultimate Load – Shear: 10,000 lbs
  • Ultimate Load – Tension: 10,000 lbs

Test was performed in accordance with: ICC -ES AC467 Section 3.2

Testing Approvals

The U-Anchor Plate is commonly used in conjunction with flashing materials that correspond with the existing roofing material


  • Standard 20 Year Material Only Warranty


U-Anchor Installation – U4200 – Plate Only

By acceptance of any proposal, issuance of any order and/or payment of any invoice, the customer acknowledges and warrants that all statements or suggestions by Anchor Products or its affiliates of any type, amount, use or placement of products for customer’s projects is exclusively based on information provided by the customer. Customer waives all claims against Anchor Products or its affiliates related to or based on inaccuracies in the data provided by the customer. Customer further confirms it has not relied on Anchor Products or its affiliates for any engineering advice or conclusions.

© Anchor Products, LLC.

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