INSTALL
WHAT ARE THE 4 MAIN TYPES OF COPPER TUBING?
WHAT ARE THE TWO MAIN SLOPES ALLOWED ON A SEWER LINE?
1/4" PER FOOT AND 1/8" PER FOOT
CAN A VENT LINE BE FLAT?
YES
HOW DO YOU CLEAN A WATER SYSTEM?
CLORINATE THE SYSTEM
DOES NATURAL GAS HAVE A SMELL?
NO, THE GAS COMPANY ADDS AN ODOR TO THE GAS
WHAT DO YOU LOOK AT FOR THE CORRECT ROUGH IN DIMENSIONS?
THE MANUFACTURERS CUT SHEETS
HOW MUCH DROP DO YOU HAVE IN ELEVATION FOR A 76' RUN OF 2" DWV PVC?
19" OR 1'7"
ARE YOU ALLOWED TO TIE TWO VENTS TOGETHER UNDERGROUND?
NO
CAN YOU RUN A HOT WATER SYSTEM IN PVC SCH.40?
YOU CAN NOT
WHAT IS BTU?
BRITISH THERMAL UNIT
the amount of heat needed to raise one pound of water at sea level by one degree Fahrenheit
WHAT IS THE ADA DIMENSIONS FOR A WATER CLOSET FROM THE SIDE WALL AND HEIGHT?
SIDE WALL=17"-18"
HEIGHT=17"-19"
WHAT IS THE SMALLEST DRAIN LINE FOR A GRAVITY TOILET?
3"
WHAT SIZE VENT NEEDS TO LEAVE THE BUILDING?
SAME SIZE AS THE SEWER LEAVING THE BUILDING
WHAT IS THE MAIN REASON FOR A HOT WATER RETURN SYSTEM?
TO KEEP THE WATER IN THE PIPES NEAR THE POINT OF USE HOT
WHAT IS CFH?
CUBIC FEET PER HOUR
a unit of measurement to quantify the volumetric flow rate of gas
WHEN IS THE TIME TO INSTALL A POLYETHYLENE GAS LINE INSIDE THE BUILDING?
NEVER, THIS PIPE IS ONLY ALOWED OUTSIDE UNDERGROUND
HOW MANY WATER CLOSETS CAN BE INSTALLED ON A 3" MAIN LINE?
6 WATER CLOSETS
WHAT HEIGHT ABOVE A FLOOD LEVEL CAN YOU TIE MULTIPLE VENTS TOGETHER?
6" ABOVE
WHAT IS THE SIZE OF WATER NEEDED FOR A FLUSHVALVE ON A URINAL?
3/4" WATER
WHAT IS THE TESTING PRESSURE FOR POLYETHYLENE?
60 PSI
WHEN MUST YOU INSTALL A SEWAGE EJECTION SYSTEM?
WHEN THE SEWER POC IS ABOVE THE BUILDING SEWER INVERT
WHY WOULD YOU NEED A BACKWATER VALVE PER THE CITY?
YOUR LOWEST DRAINS IN THE BUILDING ARE LOWER THAN THE NEXT CITY MANHOLE
WHAT IS THE MINIMUM SIZE VENT YOU CAN HAVE ON A WATER CLOSET?
2"
HOW MUCH PSI DO YOU GAIN OR LOOSE ON ELEVATION CHANGE?
1/2 PSI + -
WHAT IS THE MAXIMUM PRESSURE FOR A MEDIUM PRESSURE GAS SYSTEM?
5 PSI