About American Highway Products Ltd:
American Highway Products Ltd. Manufactures the highest quality Manhole Riser products including the "Pivoted Turnbuckle Manhole Riser", the most powerful expanding Manhole Riser available today. We also manufacture Catch Basin, and a Patented Water/Gas Box riser. Our Flex-O-Ring Rubber adjusting ring reduces traffic vibration into the substructure and reduces infiltration. American Highway Products offers sealing products to stop rattling lids and seal them. We also have the I.D. Locator used to locate utility lids when paving streets, and a Asphalt/Concrete Cookie cutting machine to make perfect circular cuts around the utility structure.