Certificates |
IWW (PDF) |
Drinking water related hygienic assessment of the use of the well rehabilitation agent AIXTRACTOR 2.0 ® |
DVGW (PDF) |
Appraisal of the pH-neutral well rehabilitation agent AIXTRACTOR as per DVGW technical standards W319 and W130 |
Well Check Book |
Well check book (PDF) |
Well Check Book for Determination of Water Well Capacity |
Tender specification |
Tender specification (PDF) |
Specifications of Combined Hydraulic-Chemical Water Well Rehabilitation |
Check lists |
Monitoring and testing items (PDF) |
Monitoring and testing during operation (Minimum requirements according to Houben & Treskatis 2003) |
Examination check list (PDF) |
Check list of necessary preliminary examinations prior to well rehabilitation (Houben & Treskatis 2003) |