Follow

HMW01 – LOW-FLOW SHOWERHEADS

Technical Clarification
Baths without Showers

Technical Clarification Number 
HMW01-T-EDG-2596

Guidance
2019-06-05

Water Efficiency Calculator

Where units have not been supplied with showers, the below Water Efficiency Calculator should be completed and submitted.

Compliance Guidance

Design Stage

- Plumbing drawings/specifications including make, model and flow rate of bath faucet(s); or 

- Manufacturer's data sheet for faucet(s) confirming the flow rate at 3 bar.

Post-Construction Stage

At the post-construction stage, the following must be used to demonstrate compliance:

- On site test results by the auditor of the flow rate at the highest flow per minute, using a timer and a measurement container; and

- Photographs of the installed faucet(s); or

- Purchase receipts and delivery note for faucet(s).

______________________________________________________________________

Technical Clarification
Water tests

Technical Clarification Number 
HMW01-T-EDG-0125

Guidance
2017-11-07

Compliance Guidance - Post-Construction Stage

“Requirement On site test results by the Auditor (Accredited Professional) of the flow rate at the highest flow per minute, using a timer and a measurement container;” 

The final result to be entered into the EDGE App tool report is the average of the highest three (3) flow rates per typology as shown below.

Unit tested

Flow rate (l/minute)

Typology 1 – Unit 1

6.2

Typology 1 – Unit 1

7.5

Typology 1 – Unit 1

6.5

Typology 1 – Unit 1

8.1

Typology 1 – Unit 1

8.9

Typology 1 – Unit 1

8.2

 

 

Typology 2 – Unit 1

7.1

Typology 2 – Unit 1

8.3

Typology 2 – Unit 1

7.9

Typology 2 – Unit 1

6.8

Typology 2 – Unit 1

7.6

Typology 2 – Unit 1

6.9

 

  • Typology 1 = (8.1+8.2+8.9)/3 = 8.4l/m -           Value to be entered on Post-construction tool report for typology 1

 

  • Typology 2 = (7.6+7.9+8.3)/3 = 7,9 l/m -           Value to be entered on Post-construction tool report for typology 2

______________________________________________________________________________

Was this article helpful?
0 out of 0 found this helpful
Have more questions? Submit a request

Comments

Powered by Zendesk