Applies to the design, materials, construction and performance of thermostatically controlled dairy-type thermal storage electric water heaters of 150 to 450 litres capacity. Insulation requirements and basic constructional requirements are aligned with those of NZS 4602 and/or NZS 4606.
NZS 4604:1990
Original price was: $114.00.$57.00Current price is: $57.00.
Dairy-type thermal storage electric water heaters
Standards New Zealand , 01/19/1991