The inlet must match the supply pipe and it can be a 1 2 inch female pipe thread fpt connector for galvanized pipes a 1 2 inch compression or sweat connector for copper pipes or a 1 2 inch barbed connector for pex pipes.
													
																	Bathroom sink water pipe size. 
									
	
		
	
																	Toilet rough in details. 
																	Plumbers conform to this standard whether installing. 
																	From the center of the drain measure 4 inches to the left and 4 inches to the right. 
																	Most standard two bath homes consisting of kitchen sink dishwasher water heater clothes washer two 1 6 tank toilet two lavatories one shower one tub. 
															
													
									
	
		
	
																	The bathroom sink s water lines are roughed in 3 inches above the drain. 
																	Weight depends on the material and its overall size. 
																	Check toilet to confirm location water supply connection. 
																	And toilet requires a drain pipe of 3 inches in diameter unless two toilets are on the same drain and. 
															
													
									
	
		
	
																	The size of the bathroom sink drain goes from 1 1 4 inches 32mm to 1 1 2 inches 40mm. 
																	Check local building codes. 
																	Measured from centerline running vertically through the center of the toilet supply line hole should be 6 inches to the side of centerline. 
																	Are all bathroom sink drains the same size. 
															
													
									
	
		
	
																	Use this chart to count the number of fixture units that will be connected to a drain line and for the minimum drainpipe size. 
																	Pipe size the pipe stub outs under your sink are branch pipes that connect to 3 4 inch main pipes and they always have a diameter of 1 2 inch. 
																	Moving over to the toilet. 
																	1 1 4 inches is the general standard and 1 1 2 inches and 1 3 5 inches are commonly used. 
															
													
									
	
		
	
																	The 1 2 inch supply pipes that come to the sink each terminate with a shutoff valve and this valve is one of the two factors that determine the connector size on the faucet hose. 
																	However most of the bathroom sinks use 1 inch drain pipe. 
																	This size is precisely the diameter of the pipe instead of the length. 
																	Cold water only pipe creates one hole between 5 and 10 inches above the floor supply line horizontal. 
															
													
									
	
		
	
																	When combined with a laundry tub the drain pipe must be a minimum of 2 inches in diameter. 
																	What is the standard weight of a bathroom sink. 
																	The hot line and cold line are spaced 8 inches apart from left to right. 
																	Ideally 8 1 4 inches above the floor. 
															
													
									
	
		
	
																	A standard one bath home with kitchen sink dishwasher water heater clothes washer 1 6 tank toilet lavatory tub shower combo and two hose bibs would be counted as 18 fixture units.