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E-Spike & Pigeon Spike Stainless Automated Estimate Worksheet

The Automated Estimate Worksheet will provide everything you need to accurately estimate the E-Spike & Pigeon Spike Stainless amounts for each installation surface.

What this Automated Estimate Worksheet will do for you:

  1. It will recommend the correct Model or Models (based on surface dimensions).
  2. It will provide you with the quantity of E-Spike and Pigeon Spike Stainless spikes needed to protect each surface.
  3. It will generate an installation diagram that shows the E-Spike and Pigeon Spike Stainless spacing on the surface.

This Automated Estimate Worksheet is for the E-Spike and Pigeon Spike Stainless only.
Use E-Spike or Premium Nixalite models on narrow surfaces.
If planning for a Pigeon Spike Composite installation, go to the Composite Spike page for details.

Before using the Automated Worksheet you must know..

  • The Surface Depth (front to back) in inches or centimeters.
  • The Surface Length (end to end) in feet or meters.
  • The surface exposure (if it is Single Exposed or Double Exposed). If you are not sure, see the examples below or contact Nixalite.
EspikeSingleExposed Single Exposed Surface
is open to one side and has at least
one bordering object such as a wall.
Examples include a building ledge,
window sill, a wall mounted sign, etc.
EspikeDoubleExposed Double Exposed Surface
is open to both sides and has
no bordering objects. Examples
include parapets, pipes, free-
standing beams, etc.
Is your surface single or double exposed? Single Double


Surface width:


Length:      Feet Meters