New Energy Regulations: What Pool Owners Need to Know
New energy efficiency regulations from the Department of Energy are changing the landscape for pool pumps. Starting from July 19, 2021, all new pool pumps must meet updated efficiency standards. This post breaks down what you need to know about these changes, including how they affect single-speed a...
When To Close Your Pool? A Comprehensive Guide for Every Region
As summer ends and autumn arrives, pool owners face the critical decision of when to close their pool. Discover the ideal timing based on your location and climate and learn essential steps for winterizing your pool effectively. From balancing water chemistry to selecting the right cover, ensure you...
A Guide to Proper Pool Water Chemistry
Take the fear out of pool chemicals & balance your pool water like a pro with Pool Supply Unlimited’s guide to pool water chemistry. Learn more today!
How to Open Your Pool in 7 Easy Steps
Opening a pool for the season takes a little more elbow grease than simply ripping off the cover and jumping in. We’ll walk you through how to open a pool after winter so you can get in, cool down, and kick off summer in crystal clear water just begging to be enjoyed.
Bubbling Over: The Fix for Foamy Hot Tubs
Hot tub foaming is usually a sign that something is in your water or your chemicals are out of balance. But with a few adjustments and some expert tips, you can fix the problem quickly. Don’t let foam take over! Keep reading to learn what causes foam in a hot tub and how to get rid of foam in a ho...
Ultimate Guide to Clearing Up Cloudy Pool Water
Summer is around the corner, which means it's time to get your pool ready for swimming! But if you're one of the many pool owners dealing with cloudy pool water, have no fear—we've got you covered. From understanding why your water is murkier than usual to learning how to identify and ...
Are Pool Closing Chemicals Necessary?
Retiring your pool for the winter is not a complicated procedure. Many D.I.Y pool owners successfully do this year after year and reopen in the spring with great success. If you do not balance and treat your water before closing up for the winter, you risk uncovering your pool in the spring to a mes...
How To Winterize A Swimming Pool
Usually, winter is not the time of year that most people want to think about their swimming pools but, in reality it is one of the most important times to pay attention to your investment. Properly winterizing your swimming pool will avoid unnecessary problems and costly repairs come springtime.
How To Choose A Pool Cover
Unless you are one of the lucky few that get to enjoy year round warm weather and pool time, chances are you’ll need to buy a cover for your pool. When you go shopping for a pool cover, here are the major things you’ll want to consider.
What Replacement Filter Cartridge Do I Need?
Not sure what model you need to replace that dirty cartridge in your filter? Here are some tips to take away the confusion and get the problem solved.
How Long Does It Take To Heat a Pool?
That is a question many people want to know, it is both simple and complex as there are variables to consider. In this article we'll lay out the simple answer for you and discuss the complexities to consider.
How to Balance Your Pool or Spa pH Level
Balancing your swimming pool water could be considered the most important job a pool owner has. Not only can out of balance water corrode surfaces and cause scale deposits, it can be irritating and even dangerous to swimmers. Balancing your water's pH is an important part of maintaining proper w...
Looking for the Best Low Maintenance Pool Filter?
We all know that no matter what kind of filter you have, cleaning it can really be a pain in the you know what! We’re all searching for ways to enjoy our swimming pools more and maintain them less, that’s why our friends at Waterco have developed a low maintenance pool filtration device that is ...
How to Clean Your Pool Filter
If your pump is the heart of your pool or spa the filter is its kidneys. Daily, your filter removes dirt, oil, organic and inorganic substances. Having clean, healthy water is dependent on your filter operating at its peak performance and that is with a clean filter.
Convert Fiber Optic Lighting to LED Lighting
During the 1980s and early 2000s fiber optic lighting was installed in thousands of pools nationwide. Over time those fiber optics have faded and the industry has moved to a superior technology - brighter, more efficient LED lighting. Learn how to update your fading fiber optic lighting to vibrant L...
Why Is My Pool Green?
In my last post on How to Clean a Green Swimming Pool I addressed the steps to clearing up your pool after your pool turned green. But what you may not know is why your pool is turning green. It is important to know what is causing your water to turn green so you can prevent it in the future. This p...
How Do You Clean A Green Swimming Pool?
Yesterday your pool was pristine, the kids were swimming all day and this morning you find the pool green and murky. Like any of us would be, you’re confused and wondering, why is my pool green and what should I do?
How To Clean Your Spa
Small or large, at some point your spa is going to need a cleaning. This could be a complete drain and refill or just a touch up to get a spot of dirt off the floor. When a spa cleaning is needed can depend on how much the spa is getting used and the condition of the water. Continue reading to learn...
Apartment, Condo and Hotel Chemical Automation
Maintaining what is commonly referred to as a commercial facility can be a daunting task. The proper equipment and a good understanding of how it all functions can mean the difference in success or failure. This article will hopefully education on the automation options and guide you through making ...
What Replacement DE Filter Grids Do I Need?
One of the most common questions customers ask is about replacement grid sizing for their DE Filter. For most pools there are two different styles of grids, each available in five different sizes. This article will explain the two best methods for finding the appropriate set for your filter.
The Eight Components of Balanced Water
Understanding each of these eight components and what it does to achieve water balance is important information that every pool owner should posses. In this post we discuss each of these eight components and how they work together to achieve balanced swimming pool water.
Is Your Pool Ready For A Slide?
Wondering if your pool is ready for a slide? Here are five questions to ask your pool pro before purchasing a slide.
How To Inspect Your Diving Board This Pool Season
Does your pool have a diving board on it that's older than five years? Wondering if it's still safe to jump on? Here's a guide from S.R.Smith with five diving board inspection tips to see if your diving board is ready for pool season!
12 Easy Steps to Changing a Pool Light Bulb
With summer fast approaching, now’s the time to get your backyard in shape for neighborhood parties. If you’re ready to update your pool lighting, check out our easy 12 step guide to changing pool and spa light bulbs.
Long Live the DIY
Recent decisions by certain Manufacturers to turn their back on e-commerce organizations invites commentary by a 25 year veteran of the industry.
How to Clean Pool Tile
A question that arises often is, how to clean and keep tile looking good. The two problems pool owners typically face are oil and grime and calcium deposits along the waterline. In this article we will cover the best process and products to use when tackling either of these issues.
Zeobrite: The Non-Toxic, Environmentally Safe Alternative to Traditional Silica Sand Media
When it comes to keeping the “green” out of your pool, many people, including pool professionals, are turning to a Zeobrite. Learn more about this non-toxic, environmentally safe product that is quickly becoming the go-to product for superior filtration and water clarity.
How to Choose The Right Pool Heater
The search for the perfect heater for your pool or spa is sometimes riddled with weird acronyms, strange sizings, and unfamiliar terms. This guide, along with our sizing guide will hopefully provide all the information needed to find the heater perfectly suited for your pool.
Keeping Your Pool Water Balanced
All too often we see the damage that unbalanced water can cause. Water can corrode surfaces or deposit a white film or crusty, coarse substance called scale. Find out how to prevent the two types of unbalanced water conditions, corrosive and scaling.
Is My Salt Cell Making Chlorine?
"How do I know if my salt cell is making chlorine?". This may seem like a hard question to answer, but there is actually a very easy and effective method for finding out if your salt system is producing chlorine.
Maintaining Energy Efficiency While Cleaning Your Pool
Striving to remain energy efficient while owning a pool can be a daunting task, but it really isn’t as hard as it seems. By choosing the best equipment and appropriate schedules you can maintain your pool and maintain a green, energy efficient footprint.
Variable Speed, 2-Speed & Single Speed Pool Pumps
There are more choices than ever before when it comes to swimming pool pumps. It can be very confusing and difficult to understand the difference and know which is best for your pool. This article will help you understand the difference between single speed, 2-speed and variable speed pumps; and how...
High Head vs. Medium Head Pumps
When it comes to swimming pool pumps, there are so many options that it can be very overwhelming. One of the most confusing set of terms is “medium head” and “high head”. What in the world do these terms mean?! In this article we'll explain these terms and how it relates to purchasing a ...
How to Replace a Pool Pump Motor
Typically pump motors will last for many years, but if they are exposed to excessive water, they can sometimes burn out quicker than normal. In this article we will cover step by step instructions for replacing a pool pump motor.
How To Choose The Right Size Pool Filter
Like shopping for most major pool equipment, it can be hard to understand the correct way to determine what model, size, brand, etc. equipment is best for you and your pool. In this post we go over the three types of filters and how to determine what size filter your pool needs.
Fiber Clear: The "Green" Alternative to Diatomaceous Earth
When it comes to keeping the “green” out of your pool, many people, including pool professionals, are turning to a “green” product... cellulose fiber. Learn more about this biodegradable, nontoxic and renewable product that is quickly becoming the go-to product for superior filtration and wa...
How to Choose The Right Pool Pump
Choosing the correct pool pump is no easy task. So we have put together some helpful information on how to find the best pool pump for your needs - hopefully this will eliminate some of the confusion when it comes to purchasing this important piece of pool equipment.
Finding The Right Baptismal Products
A unique and somewhat niche category we offer is our complete line of baptismal products from HydroQuip. In this article we share information on the baptismal equipment we offer and how to choose the right items for your baptismal needs.
Phosphates & Nitrates: Stopping Algae Growth Before It Starts
Algae is the arch enemy to many pool owners - Algae can wreak havoc and be very hard for a pool owner to get rid of. In this blog post we get to the root of fighting algae growth - stopping it before it starts by warding off phosphates and nitrates.
A Guide to Pool and Spa Automation - Part Two
Not sure which pool and spa automation system is best for you? We take a closer look at some of the top options on the market to let you decide for yourself which option makes the most sense.
A Guide to Pool and Spa Automation - Part One
Ready to make the jump to automating your setup? In this two-part series we examine the advantages of automation, consider the options available and help you decide what system is perfect for your needs.
Pentair Kreepy Krauly Warrior vs. Poolvergnuegen 2-Wheel Cleaner
Looking for a new cleaner to get that messy pool under control? We look at two notable suction-side options: Poolvergnuegen's PoolCleaner and the new Kreepy Krauly Warrior, and let you draw your own conclusions.
How To Choose The Right Color LED Pool Light
There is a wide variety of color LED lights to choose from and you've likely driven yourself mad wondering which one would work best for your application. Luckily the answer is not as difficult as you think. Read more for an easy explanation of the LED colors lights available to you.
How To Maintain A Swimming Pool
Having a regular pool maintenance schedule is key to keep your pool clean in-season. Check out our simple guide to pool maintenance to get started.
How To Add D.E. Powder To Your Pool
If you own a D.E. Filter or are planning on investing in one as the water filtration system for your swimming pool you will at some point or another need to add D.E. powder to your pool. This blog post provides a brief overview of what D.E powder is and how it works and a detailed step by step guide...
Converting to Salt-Based Chlorination
Converting chlorine pools to saltwater allows pool owners to avoid storing chlorine and hauling it out to the pool whenever needed, and the common complaints of skin irritation associated with high levels of chlorine (as well as its smell) are also quickly fading into the past. Today, we’re sharin...
Should I Paint or Plaster My Pool?
Preparing for swim season but unsure what to do about your pool surface? Painting it might be the best answer. Read up on pool paint as an alternative to plastering to see if it makes sense for you and your pool.
Does My Salt Cell Need Replacing?
Wondering if there's something to the sudden low salt or chlorine levels in your pool water? Here are some tips to help determine if your salt system is really to blame.
Alternative Sanitizers - Ultraviolet vs. Ozone
Both Ozone and UV systems are more natural, environmentally friendly alternatives to chemicals and their resulting bi-products. They are effective, safe and reliable methods of water sanitation. But what is the difference between Ozone and UV? And how do you know which one to choose when shopping fo...
A Guide to Pool Tile
The right pool tile can give your backyard the perfect finishing touch just as it adds safety for your family and friends. Read up here on what's available so you'll have an idea what to expect - and how your options have expanded - before you buy.
FX Luminaire Shopping Guide
Looking for a way to show off to your pool setup? A top-notch lighting arrangement could be the perfect way to make your backyard the envy of the whole neighborhood.
Choosing the Correct Replacement Spa Pump
The weather will be cooling down soon which means time to close the pool and turn to your hot tub for entertaining and relaxing. Before you do, make sure your spa is in prime working condition. Which might mean, replacing an old spa pump.
Swimming Pool Heating Guide
Considering a heat source for your pool but not sure what's best for you? Our guide may be the perfect primer for you to weigh the benefits of heat pumps, gas heaters and solar options and make an informed decision to extend your swim season.
Pump Shopping Guide
With so many options (single-speed, variable-speed, etc.), horsepowers and established brands in the pump market, how can you figure out what's best for you? Here's a good place to start on the way to purchasing your next pool or spa pump.
A Guide to ADA Pool Lift Compliance
A major element in managing public pools over the last several years has been the challenge of complying with new provisions of the Americans with Disabilities Act, which were added in 2010. Learn more about how ADA compliance applies to you and your pool.
The Benefits of Swimming Pool Solar Covers
Looking for a way to reduce your pool heating costs? Not only save money, but also time and become more energy efficient? Sound too good to be true?! It isn’t! A simple solar cover can easily provide all of these benefits. In fact, it may be one of the best values in the industry today. Learn more...
How Mineral Sanitizers Work
Problem algae spots eliminated, lower chlorine use and sparkling clear pools with less work are all great reasons to invest in a mineral sanitizer today!
Why LED Pool Lights are the Future of Pool Lighting
Looking for new or replacement lights for you pool or spa? Learn about the benefits of vibrant, energy efficient, environmentally friendly LED pool and spa lighting options.
The Ultimate Guide to Automatic Pool Cleaners
Automatic Pool Cleaners are a great way to clean a swimming pool and reduce long-term maintenance costs. Get the details on the different kinds of Automatic Pool Cleaners, and which one will suit you and your pool's needs.
Grills & Smokers Shopping Guide
What would a pool party be without a BBQ? There’s no doubt that food cooked on a charcoal grill or smoker tastes fantastic and that a grill or smoker is a summer pool party, backyard BBQ must-have. There are so many grills and smokers on the market today it is so hard to choose. We want to try and...
Which Pool Filter is Best for My Swimming Pool?
As you probably know, pool filters are designed to aid in keeping pool water clean by trapping dirt, debris and other such elements. But there are a few different methods to pool filtration - each with their own advantages and shortcomings.
Top Picks for Energy Efficient Pool & Spa Pumps
As a pool owner, you understand how important it is to keep your pool running well so that it can be enjoyed during those hot summer days. When you are in need of a new pump, we suggest a Pentair pool pump as an energy saving replacement.
Landscape Lighting 101
Landscape lighting is among the necessary accessories when swimming pools are concerned. They effectively contribute to a safer swimming environment. Plus they enhance the appearance of the area around your pool and patio.
Top Picks For Pool Heaters
It's not much fun to swim in a cold pool, so when it comes to picking out a pool heater Pentair has several options to keep that pool or spa water warm. Read on to learn about the many great features of Pentair pool heaters.
New Plaster Start-Up - Part 2
Often times new pool owners neglect one of the most important procedures in the ownership of a new pool. The process is called a new plaster startup. With the introduction of the Startup-Tec®, many startup issues have been greatly minimized.
New Plaster Start-Up - Part 1
The main objective in a pool start-up is to clear or get rid of the plaster scale (dust), and to balance and stabilize the water chemistry in the pool as soon as possible. Read more for some of the "do's and don'ts" for starting up a freshly plastered pool.
Chemicals 101
There are a lot of factors involved in getting pool water clean, crystal clear and into the natural looking condition that we have become accustomed to. Among the unsung heroes working behind the scenes are pool chemicals.
Must Have Accessories For Your New Pool
While by no means exhaustive, the swimming pool accessories mentioned here are considered to be among the must haves for all swimming pool owners.
Tips for using Pool Lights for Safety
Owning a pool involves a lot more than just cleaning and maintaining the water inside. The pool area—both in and around—is your responsibility, even more so if you have children or invite guests over to swim. One critical safety element that requires special attention is lighting.
The Basics of Chlorine Generators
Silky smooth water and child-safe swimming environment are both assumptions of a “salt water pool”. Learn more about the facts and benefits of chlorine generators for pool water sanitation.
How to Choose a Pool Lift for the Home
Using a pool lift can help someone with mobility issues in and out of the water. There are many choices when it comes to pool lifts - Learn more about these choices so you can make the right decision for your home pool lift.
The Importance of Pool Drain Safety
Pool drains and faulty covers pose dangers to young children and adults. Learn how anti-entrapment drain covers reduce the risk of suction accidents.
Top Pick For Pool Cleaners - "The Pool Cleaner"
Tiered of your old pool cleaner that gets stuck and just doesn't thoroughly clean your pool? Want something easy to use with very little maintenance? Poolvergnuegen's The Pool Cleaner is the right one for you.
ABOUT THE STORE Pool Supply Unlimited is an e-commerce company that loves water. We love to pump it, filter it, heat it, chlorinate it, light it up and stare at it while we're barbequing a fat, juicy steak. There are real pool professionals working here. Our guys have seen thousands of pools in their careers, no exaggeration. We are based in San Antonio, TX and can land most products to your door (within the 48 contiguous states) in less than a week.