Proper bedding of system components is critical for level installations. In order for the backfill to serve as a solid base for the component, it should be a material such as pea gravel that does not need to be compacted or it should be installed in lifts and compacted as these layers are installed.
The key issues for selecting a bedding material are:Can the material be effectively compacted?
Is there potential that water will collect in the area the bedding material is being placed?If water collection is not an issue (particularly with pipe bedding), pea gravel is an appropriate bedding material. In
