Chat Perma-Bark is a small sized basalt rock fines that contains black and brown tones.
Perma-Bark Chat is an great pathway material which binds and compacts well similar to using decomposed granite or small flagstone chips. Can work in driveways, parkstrips, pathways, around fire pits, and sitting areas.
Best Results: For best results, install chat or decomposed granite material around 3" deep and compact with a vibrating plate compactor while lightly spraying material with water to keep moisture in while compacting.
Depth |
Coverage per Cubic Yard |
1" |
300 Square Feet |
2" |
150 Square Feet |
3" |
100 Square Feet |
4" |
75 Square Feet |
5" |
60 Square Feet |
6" |
50 Square Feet |
7" |
42 Square Feet |
8" |
37 Square Feet |
Notice: Chat and Decomposed Granite type materials are pathway materials which are a mixture of fine rock and the crusher fines, stone dust, etc. The combination of the 3/8" size particles and the fine material is what makes it a solid compactable material as that will allow it to compress tightly together.