Texas Tradesman Exam Prep 2026/2027 Questions With
Complete Solutions
(1 of 3) where a storage tank-type water heater or hot water
storage tank is installed in a location where water leakage from
the tank will cause damage, the tank shall installed in a pan
construct d of one of the following
Galvanized steel or aluminum
(2 of 3) where a storage tank-type water heater or hot water
storage tank is installed in a location where water leakage from
the tank will cause damage, the tank shall installed in a pan
construct d of one of the following
Plastic
(3 of 3) where a storage tank-type water heater or hot water
storage tank is installed in a location where water leakage from
the tank will cause damage, the tank shall installed in a pan
construct d of one of the following
Other approved materials
What should the depth of a pan for a water heater be?
1 1/2 inches
The pan shall be drained by an indirect waste pipe of not less
than...?
3/4 inch diameter
, Where a drain on a pan drain was not previously installed is it
required to be replaced when installing a new water heater?
Negative, ghost rider
The discharge pipe serving a temperature and pressure relief
valve shall not be directly connected to the...?
Drainage system
How should the drain for a drain pan, also located in the same
room as the water heater, discharge into the drain in the floor 1
inch larger than the pan drain?
Through an air gap
How many temperature and pressure relief valve should there be
on the hot water heater?
Single relief device and shall not connect to piping serving any
other relief device or equipment.
Water pan drain should discharge to the...?
Floor, to the pan service the water heater or storage tank, to a
waste receptor or to the outdoors.
Should you install a trap on a pan drain?
No
When running a pan drain to an exterior wall what are the
required measurements for it to run to the ground?
Terminate not more than 6 inches
When installing potable water supply what are plumbers always
trying to prevent?
Complete Solutions
(1 of 3) where a storage tank-type water heater or hot water
storage tank is installed in a location where water leakage from
the tank will cause damage, the tank shall installed in a pan
construct d of one of the following
Galvanized steel or aluminum
(2 of 3) where a storage tank-type water heater or hot water
storage tank is installed in a location where water leakage from
the tank will cause damage, the tank shall installed in a pan
construct d of one of the following
Plastic
(3 of 3) where a storage tank-type water heater or hot water
storage tank is installed in a location where water leakage from
the tank will cause damage, the tank shall installed in a pan
construct d of one of the following
Other approved materials
What should the depth of a pan for a water heater be?
1 1/2 inches
The pan shall be drained by an indirect waste pipe of not less
than...?
3/4 inch diameter
, Where a drain on a pan drain was not previously installed is it
required to be replaced when installing a new water heater?
Negative, ghost rider
The discharge pipe serving a temperature and pressure relief
valve shall not be directly connected to the...?
Drainage system
How should the drain for a drain pan, also located in the same
room as the water heater, discharge into the drain in the floor 1
inch larger than the pan drain?
Through an air gap
How many temperature and pressure relief valve should there be
on the hot water heater?
Single relief device and shall not connect to piping serving any
other relief device or equipment.
Water pan drain should discharge to the...?
Floor, to the pan service the water heater or storage tank, to a
waste receptor or to the outdoors.
Should you install a trap on a pan drain?
No
When running a pan drain to an exterior wall what are the
required measurements for it to run to the ground?
Terminate not more than 6 inches
When installing potable water supply what are plumbers always
trying to prevent?
