W. P. Law, Incorporated - Fluid Handling Professionals

Search For an FAQ




Landscape Fungicides

No FAQs found.

Landscape Herbicides

No FAQs found.

Landscape Insecticides

No FAQs found.

Landscape Drainage

No FAQs found.

Fertilizers

No FAQs found.

Irrigation Controllers

Can I run two programs concurrently or simultaneously?
Do I need to program a stop time for each irrigation cycle?
How do I prevent my irrigation system from running when it is raining?
How do I program my irrigation controller?
How do I test the valve solenoids at my controller to verify continuity?
How do I use a volt/ohm meter to troubleshoot my irrigation controller?
How do I wire a pump start relay to my irrigation controller?
How do I wire a rain or freeze sensor to my irrigation controller?
How do I wire irrigation valves to my controller?
How long should I run my irrigation system?
How often should I adjust my irrigation run times?
If I don’t have a power source available, are there battery operated irrigation controllers available to control my irrigation valves?
What are the different irrigation cycles on my controller and which ones should I use?
What causes the alarm light on my controller to keep coming on?
What do I do if I want to add a zone but cannot run wire back to my controller?
What does “stacking” run times refer to?
What does the seasonal adjust on my controller do?
What is a “smart” irrigation controller?
What is a modular irrigation controller?
What is a valve delay for?
What is evapo-transpiration?
What is non-volatile memory?
What is the “COM” or common terminal for on my controller?
What is the “MV” or master valve terminal for on my controller?
What is the “VT” or valve test terminal for on my controller?
What is the difference between an outdoor and indoor irrigation controller?
What is the output voltage of my irrigation controller?
What is the sensor terminal for in my irrigation controller?
What is the zone run time?
Where can I find an irrigation troubleshooting flow chart?
Where can I find an owner's manual for my controller?
Why do I have different programs on my controller and what are they used for?
Why do some irrigation controllers have internal transformer and some have external transformers?
Why does my controller keep blowing fuses?
Why does my irrigation controller have a battery when it uses 120V power to operate?
Why does my irrigation controller have multiple start times for each program?
Will my irrigation controller run all the programs I have times entered for?
Will my irrigation controller work with another manufacturer’s valve?

Landscape Drip Irrigation

No FAQs found.

Agricultural Drip/Micro Irrigation

No FAQs found.

Irrigation Piping

No FAQs found.

Industrial Piping

No FAQs found.

Irrigation Pumps

At what pressure should my bladder tank be set?
Do I have to prime my pump initially even if it is a self-priming centrifugal pump?
Do I need to winterize my sprinkler pump?
How do I know if my submersible pump is a 2-wire or a 3-wire?
How do I wire a pump start relay to my irrigation controller?
How does the bladder tank adjust the pumping pressure?
If I’m replacing an existing pump, do I just match up the horsepower to ensure the performance is the same?
Is there a calculator that will help me size my sprinkler pump?
Is there a diagram showing how to plumb a typical centrifugal pump?
Is there a troubleshooting checklist for centrifugal pumps?
My pump will run off 115VAC or 230VAC single phase power. Is there any advantage to using one over the other?
Should I use a pressure relief valve on my sprinkler pump?
What are possible problems if my centrifugal is not pumping any water?
What are possible problems if my pump leaks at the stuffing box?
What are the possible problems if my centrifugal pump is noisy?
What are the possible problems if my centrifugal pump is not pumping enough pressure?
What are the possible problems if my centrifugal pump is pumping less water than it is capable of pumping?
What are the possible problems if my centrifugal pump takes too much power?
What are the possible problems if my centrifugal pump works for awhile and then quits?
What is a multi-stage pump and when should they be used?
What is pump cavitation?
Why does my pump cycle on and off when the irrigation is running or when I use water in the house?

Irrigation Sprinklers

No FAQs found.

Irrigation Valves

How do I test the valve solenoids at my controller to verify continuity?
How do I wire irrigation valves to my controller?
Will my irrigation controller work with another manufacturer’s valve?

Industrial Valves

No FAQs found.

Irrigation Wiring

How do I wire a pump start relay to my irrigation controller?
How do I wire a rain or freeze sensor to my irrigation controller?
How do I wire irrigation valves to my controller?

Pump Wiring

How do I know if my submersible pump is a 2-wire or a 3-wire?
How do I wire a pump start relay to my irrigation controller?
My pump will run off 115VAC or 230VAC single phase power. Is there any advantage to using one over the other?

Landscape Lighting

Are all of the fixtures W.P. Law Inc. carry available in LED?
Can I install low voltage landscape lighting myself?
Do I need a dedicated breaker for my landscape lighting transformer?
Do low voltage landscape lights get hot?
Do low-voltage lights use less electricity than line voltage lights?
Does the transformer come with a photocell or timer?
How deep should I bury low-voltage landscape wire?
How do I control when my low-voltage landscape lighting turns on and off?
How do I know which LED bulb to use if I want to replace my halogen bulbs in my landscape lighting system?
How far can I run wire from a low voltage transformer to a light fixture?
How many lights can I connect to a hub?
How many lights can I run on one transformer?
How many watts will a common tap handle?
How many watts will a voltage tap handle?
Is there a difference in the quality of various LED bulbs?
My landscape lights feel warm. Is this normal?
Once my lighting system has been installed, what three things should be checked to ensure everything is working properly?
What are LED fixtures?
What are the advantages of using LED lights?
What breaker size do I need for my low-voltage landscape lighting transformer?
What causes the breaker to trip on a low-voltage landscape lighting transformer?
What does the Kelvin rating on LED bulbs refer to?
What fixtures work best for lighting up the exterior of a house?
What if I want to mount my low-voltage landscape lighting transformer in a indoor location and control it with a photocell?
What is a driver in an LED bulb?
What is a transformer and why do I need one?
What is the “hub method” for wiring low-voltage landscape lights?
What is the best fixture for lighting up trees?
What is the furthest wire run I can make from the low-voltage lighting transformer to my landscape lights?
What is the maximum wattage or amps allowed on low-voltage lighting wire?
What is the necessary voltage needed to properly operate LED landscape lighting fixtures?
What size and type of wire should be used for low-voltage landscape lighting?
What tools do I need to install a low-voltage landscape lighting system?
What transformer size should I use for my low-voltage landscape lighting system? What choices are available?
What type of light fixtures should I use for low-voltage landscape lighting?
What type of power supply do I need for a low-voltage landscape lighting transformer?
What type of wire connectors should I use for low-voltage landscape lights?
What wattage fixture should I use in my low-voltage landscape lighting system?
When should I use multiple landscape lighting transformers?
Where can I mount my low-voltage landscape lighting transformer?
Why do the fixtures come with 25’ leads?
Why should I use a multi-volt landscape lighting transformer?
Why would I use a timer and photocell together to control my low-voltage landscape lighting transformer?

Outdoor Kitchens

No FAQs found.

Water Features

No FAQs found.

Water Feature Pumps

No FAQs found.

Filtration

No FAQs found.

Find A Location Near You!

MAIN OFFICE - LEXINGTON

303 Riverchase Way
Lexington, SC 29072

Phone 803-461 -0599
Toll-Free 877-835-0893
Fax 803-461 -0598
Contact Us

 

MONDAY - FRIDAY
8:00am - 5:00pm

 

Effective March 17, 2012
thru August 25, 2012
SATURDAY
8:00 am - 12:00 pm
Counter Service Only

 

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CHARLESTON

3636 Belvedere Rd.
John's Island, SC 29455

Phone 843-559-3945
Fax 843-559-2740
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MONDAY - FRIDAY ONLY
8:00 am - 5:00 pm

 

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GREENVILLE

1330 Grove Rd.
Greenville, SC 29605

Phone 864-295-3810
800-660-7569
Fax 864-295-6990
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MONDAY - FRIDAY
8:00am - 5:00pm

 

Effective April 7, 2012
thru August 25, 2012
SATURDAY
8:00 am - 12:00 pm
Counter Service Only

 

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GREER

2400 Highway 101 S.
Greer, SC 29651

Phone 864-879-1045
877-835-0714
Fax 864-879-1 046
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MONDAY - FRIDAY
8:00am - 5:00pm

 

Effective April 14, 2012
thru August 25, 2012
SATURDAY
8:00 am - 12:00 pm
Counter Service Only

 

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DENTSVILLE

141 Calvin Dr.
Columbia, SC 29223

Phone 803-754-5917
Fax 803-754-6270
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MONDAY - FRIDAY ONLY
7:00 am - 4:00 pm

 

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BOILING SPRINGS

4256 - D Highway 9
Bolling Springs, SC 29316

Phone 864-541-0390
Fax 864-541-0395
Contact Us

 

MONDAY - FRIDAY
8:00am - 5:00pm

 

Effective March 26, 2011
thru August 27, 2011
SATURDAY
8:00 am - 12:00 pm
Counter Service Only

 

Need Directions?