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Question: 05-27 Code Section: 7 Date: OBC 2006 Reference: Question Which is the proper location for the secondary flow control (refer to figures A through D)?  Interpretation: (On. Reg. 403/97) The figures with the correct location of the secondary flow control are A and B (as per 7.4.4.3.(9)). As a committee, we would prefer the […]

Question: 05-05 Code Section: 7 Date: OBC 2006 Reference: Question: More often we are seeing molded lavatories without CSA approvals on them and without overflows (see pictures attached). 7.2.2.5(1) of the code says that if a lav does not have an overflow it must have a “center waste outlet fitting”.  Wholesale suppliers vary in the

Question: 04-50 Code Section: 7 Date: OBC 2006 Reference: Question: Please advise if dental vacuum pump discharge can connect to a floor drain above?  (backpressure is forcing an incredible odour back through the floor drain opening) Interpretation: (On. Reg. 403/97) 7.4.5.1.(1) says that except for the permitted gang trapping in Sentences (2) & (3) and

Question: 04-40 Code Section: 7 Date: OBC 2006 Reference: Question: 1. Can a laundry tub or any other fixture be installed in an attached garage that is unheated?2. Why was the word heated removed from Sentence 1.7.1.(1) of Reg.901/90 of the OWRA when it got transferred to the OBC in 1993?3. When looking in the

Question: 08-16 Code Section: 7 Date: 18 June 2008 OBC 2006 Reference: 7.4.6.3.(7) Question: As a plumber, I was always taught that the sewage ejector (force main) discharge piping minimum size was 2”. Manufacturers are now selling ejector pit & pump systems with an 1½” (force main) discharge. Could your highly experienced group tell me