87th Edition, September 30, 1987
Laboratory Tests on Noise Emission from Appliances and Equipment Intended for Use in Water Supply Installations Part 4. Method for Mounting and Operating Special Appliances
Includes all amendments and changes through Reaffirmation Notice , March 15, 1993
Superseded By: BS EN ISO 3822-4
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Description / Abstract:
For appliances which cannot be regarded as draw-off taps or in-line valves or similar appliances. Applies to nominal size not exceeding 1 or DN 25. To be read in conjunction with BS 6864-1:1987