Speciality Plumbing Supplies Pty Ltd (SPS)
Product Manual – Bucket Trap Floor Wastes
Version 7.2
November, 2010
Page 4 of 38
Inlet flow rates
vary depending upon the size of the grate installed. The following inlet
flow rates apply for unrestricted water flow:
Flow Rates of Grate Assemblies
(assuming a 20mm head of water above grate)
Round grates (litres per second)
112mm: 0.95
135mm: 1.9 (sheet vinyl)
150mm: 2.2
155mm: 2.0 (sheet vinyl)
220mm: 3.9 (sheet vinyl)
225mm: 4.2
300mm: 4.7
Square grates (litres per second)
150mm: 3.2
200mm: 4.1
225mm: 4.6
300mm: 4.9
D.
Specifications and Drawings
Strainer System 1 – “Compact”
Available in all-304 grade stainless steel only (refer p.13).
