Invisible Structures Sustainable building and site development Green buiiding and sustainable design
Portable ADA Boardwalk System Drainage/Conveyance Layer Grass Porous/Permeable/Pervious Paver Gravel Porous/Permeable/Pervious Paving Subsurface Stormwater Storage Permanent Erosion Control
Design Detail/Technical Specifications Greenbuilding LEED Points Total Stormwater Management Sales and Support Frequently Asked Questions Project Profiles/Case Studies About Invisible Structure Inc.
Tech Specs
Roll Sizes
Installation (Flash)
Standard Colors
Brochure
Video
Design Details
Project Profiles
ADA Accessibility
Fill Material - Gravel
White Papers
Large Rolls
Fill Material
Choose your gravel fill, from local sources, to match the color of the Gravelpave2 mats, availability, and to meet the following criteria:
  1. Clean/Washed

  2. Sharp, hard and angular

  3. 3/16" to 3/8" minus
    Best - 3/16” to 1/4” minus