DIN 1988-4 E : 1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DRINKING WATER SUPPLY SYSTEMS - DRINKING WATER PROTECTION AND DRINKING WATER QUALITY CONTROL (DVGW CODE OF PRACTICE)
Hardcopy , PDF
01-08-2011
English
01-01-1988
1 Scope and field of application<br>2 General<br>3 Causes of water contamination<br> 3.1 Backflow<br> 3.2 Cross-connection<br> 3.3 Other influencing factors<br> 3.4 Materials<br> 3.5 Stagnation<br> 3.6 Damage to the system due to lack, or lack of <br> proper, maintenance<br> 3.7 Improper operation<br>4 Backflow prevention<br> 4.1 Single-unit and multiple-unit backflow <br> prevention devices<br> 4.2 Types of safety devices to be used<br> 4.3 Typical applications of safety devices<br> 4.4 Backflow protection of water heaters<br> 4.5 Criteria for the selection of safety devices<br>5 Protection of drinking water in water heaters<br> 5.1 Types of water heaters<br> 5.2 Use of chlorinated fluorocarbons as heating <br> medium
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.