Johns Manville 3 in. Metal Flat Bottom Roofing Plate (1,000-Pack Box)

Johns Manville 3 in. Metal Flat Bottom Roofing Plate (1,000-Pack Box)

Regular price $276.63

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3" Metal Flat Bottom Roofing Plates (1,000/Box)

Johns Manville 3" metal flat bottom plates are designed for commercial roofing fastener assemblies to help secure insulation and membrane components. Supplied as a bulk pack of 1,000 per box for efficient jobsite use.


Key Features:

  • Bulk Pack Quantity: 1,000 metal plates per box for fewer changeouts on the roof
  • Roofing Fastener Component: Flat bottom plate profile intended for use with compatible roofing fasteners
  • Durable Metal Construction: Built for demanding commercial roofing applications
  • Consistent Sizing: 3-inch diameter plates help distribute load over insulation and membranes

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Brand Johns Manville
Product name 3" Metal Flat Bottom Plate
Category Fasteners & Hardware
Sub-category Roofing Plates
Diameter 3 in.
Material Metal
Package quantity 1,000 per box
Unit of measure Box (BX)
Color Grey
Packaging Carton of 1,000
Manufacturer/Distributor reference (web) 70000143
Dealer item number (web) #10798
Dealer product code (web) #JMCPL3M
Applicable standards (web) FM Approved; Miami-Dade County Approved

Frequently Asked Questions (FAQ):

Q: How many plates come in a box?
A: 1,000 plates per box (box/carton pack).


Q: What size are these plates?
A: They are 3" diameter metal flat bottom plates.


Q: What are these used for?
A: They are roofing plates typically used as part of a fastener assembly to help secure roofing insulation and/or membrane components.


Q: Are these plates compatible with any fastener?
A: Use with compatible commercial roofing fasteners specified for metal roofing plates; verify compatibility with your fastener system before ordering.


Industrial Precision, Quietly Doing the Heavy Lifting

There’s a certain beauty in the unseen architecture of a well-built roof—these metal flat bottom plates bring that kind of confident, utilitarian elegance. Crisp in form and engineered for performance, they offer a strong, steady foundation where it matters most. Pair them with a thoughtfully specified commercial roofing assembly for a finish that feels intentional, not improvised. It’s the kind of behind-the-scenes essential that makes elevated, long-lasting spaces possible.


Stock your next commercial roofing job with Johns Manville 3" metal flat bottom plates—1,000 per box for fast, efficient installation.

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Subject to Approval & Availability
All orders are reviewed before fulfillment. You are not charged until your order is approved and ready to ship — and you may cancel at any time before that at no cost.

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