Sump Pump Replacement in Garland, TX
Expert sump pump replacement in Garland, TX. Professional installation, inspection, and testing. Protect your foundation today - call Mack's Plumbing.


When water starts pooling in your basement or crawl space, your sump pump is supposed to be your first line of defense. But a failing or undersized pump can leave your home vulnerable to flooding, foundation damage, and costly water restoration. If you are dealing with a sump pump that is not keeping up with water intrusion or one that has simply reached the end of its lifespan, Mack's Plumbing, TX LLC is here to help. We understand the stress that comes with water problems in your Garland home, and we are committed to providing a reliable solution that keeps your foundation dry and your peace of mind intact.
Sump Pump Replacement in Garland, TX
When water starts pooling in your basement or crawl space, your sump pump is supposed to be your first line of defense. But a failing or undersized pump can leave your home vulnerable to flooding, foundation damage, and costly water restoration. If you are dealing with a sump pump that is not keeping up with water intrusion or one that has simply reached the end of its lifespan, Mack's Plumbing, TX LLC is here to help. We understand the stress that comes with water problems in your Garland home, and we are committed to providing a reliable solution that keeps your foundation dry and your peace of mind intact.
Sump pump replacement is not just about swapping out an old unit for a new one. It requires a thorough assessment of your sump pit, proper sizing based on your home's specific water conditions, professional installation that meets local codes, and testing to ensure everything works as intended. With over 20 years of plumbing experience in the DFW Metroplex, Mack's Plumbing brings the expertise and attention to detail that this critical job demands. We take the same care with your sump pump replacement that we do with every service we perform - from respecting your home to ensuring the work is done right the first time.
Understanding Sump Pump Failure and Replacement Needs
Your sump pump is a hardworking piece of equipment. It sits in a pit below your basement or crawl space floor and activates whenever water accumulates, pumping that water away from your home's foundation through a discharge line. Over time, these pumps wear out from constant use, sediment buildup, or simply because they were undersized for your home's actual water table conditions.
Several signs indicate that your sump pump needs replacement:
- The pump runs constantly but water still pools around the pit, suggesting the pump cannot keep up with water intrusion
- Strange noises like grinding, squealing, or rattling coming from the pit indicate internal mechanical failure
- The pump cycles on and off rapidly, a sign of a stuck float switch or a failing motor
- Age beyond 7-10 years, even if it seems to be working, since internal components degrade and efficiency drops
- Standing water in the pit that does not drain when the pump is activated
- Visible rust or corrosion on the pump housing or discharge line connections
- The basement or crawl space floods despite the pump running, meaning replacement with a higher-capacity unit is necessary
Many Garland homeowners discover they need a replacement pump during heavy rains or spring thaw when the water table rises. By then, the situation has become urgent. At Mack's Plumbing, we approach every replacement with the same commitment to solving your problem quickly and thoroughly. We do not waste time. We show up, we assess the situation step-by-step, we explain what needs to happen, and we get to work.
On-Site Inspection and Assessment
Before we recommend any pump replacement, we start with a thorough inspection of your sump pit and the surrounding conditions. This is where many contractors cut corners, but not us. A proper assessment determines whether a simple pump replacement will solve your problem or if additional work like new discharge lines, check valves, or pit modifications is needed.
During our inspection, we evaluate:
- The sump pit condition: We check for cracks, damage, or debris that might affect the new pump's performance
- Current water intrusion patterns: Understanding where water enters your foundation helps us determine the right pump capacity
- The existing discharge line: We inspect for clogs, cracks, improper slopes, or connections that could hinder drainage
- Check valve functionality: If your system has a check valve, we verify it is working correctly; if not, we recommend installation to prevent water from flowing backward into your pit
- The float switch mechanism: We confirm whether the old float mechanism was causing the original failure
- Local water table and seasonal patterns: Garland's clay soil and summer rain patterns mean some homes face more significant water challenges than others
This inspection tells us what size pump your home actually needs. Undersized pumps are common in older installations, especially if the home's grading or drainage patterns have changed over the years. We will recommend a pump with the appropriate horsepower and gallons-per-minute capacity to handle your home's water volume.
Pump Sizing and Model Selection
Choosing the right sump pump is crucial. A pump that is too small will run constantly and fail prematurely. One that is too large will cycle on and off too frequently, also shortening its lifespan. We size your pump based on:
- Horsepower requirements: Typical residential installations use 1/3 to 1/2 horsepower pumps, but high water intrusion situations may need 3/4 or 1 horsepower
- Flow rate capacity: Measured in gallons per minute (GPM), we recommend at least 10 GPM for standard situations, with higher capacities for severe water problems
- Vertical lift needed: The distance your pump must push water to the discharge point matters; longer distances require more powerful pumps
- Pit conditions: The shape and size of your sump pit influences which pump models will fit and function optimally
We work with high-quality pump manufacturers that stand behind their equipment. Mack's Plumbing recommends pumps built to handle the demands of North Texas homes, with reliable motors and durable construction. We are not going to install equipment we would not trust in our own homes.
Removal of the Old Unit
Once we have assessed your situation and selected the right replacement, we carefully remove the old pump. This seems straightforward, but improper removal can damage your sump pit, discharge line, or electrical connections.
Our removal process includes:
- Disconnecting the electrical power safely and confirming the circuit is de-energized
- Gently lifting the old pump without cracking the pit or damaging surrounding components
- Protecting the pit opening during the transition to prevent debris from entering
- Inspecting and cleaning the pit while it is empty, removing sediment and any debris that could clog the new pump
- Checking the discharge line connection for corrosion or damage that needs addressing before the new pump goes in
We respect your home throughout this process. We take our shoes off before we come in, we protect your floors and belongings, and we clean up the service area when we are done.
Professional Installation of Your New Pump
Installing a new sump pump is not a hurry-up job. Every connection, every seal, and every measurement matters. A leak at the discharge connection or an incorrectly set float switch can undermine the entire system.
Our installation process includes:
- Positioning the pump in the center of the sump pit to allow water to flow freely around it
- Setting the float switch at the correct height so the pump activates when water reaches the appropriate level without triggering unnecessary cycles
- Securing the pump to prevent shifting or movement during operation
- Connecting the discharge line with proper seals and corrosion-resistant fittings
- Installing or replacing the check valve to prevent water from flowing backward into the pit when the pump shuts off
- Ensuring proper electrical connection with a GFCI outlet for safety, code compliance, and protection against electrical hazards
- Verifying slope on the discharge line so water flows away from your home and does not collect in low spots
We follow Garland and Texas plumbing code requirements for every installation. Your new sump pump system will be safe, compliant, and built to perform.
Battery Backup and Alarm Options
A standard sump pump runs on household electricity. But what happens during a power outage - exactly when heavy rains and flooding are most likely? This is where battery backup systems become valuable.
Battery backup sump pump systems provide:
- Continuous protection during power outages so your basement stays dry even when the grid goes down
- Automatic activation when power fails, switching seamlessly to battery power without your intervention
- Extended operation depending on battery capacity and water intrusion volume
- Peace of mind knowing your home is protected in worst-case scenarios
We offer battery backup options that integrate with your new pump system. These systems are particularly valuable for Garland homeowners who experience severe spring rains or live in areas prone to power disruptions.
We also recommend considering alarm systems that alert you to:
- High water levels in the pit that indicate the pump may not be keeping up
- Pump failure or loss of power, so you know intervention is needed
- Battery backup activation, letting you know the system switched to backup power
These alarms give you early warning before water enters your basement, allowing you to take action or contact us for emergency service.
Discharge Line and Check Valve Installation
The discharge line is what carries water away from your home. If it is undersized, clogged, or improperly sloped, water may not drain effectively - or worse, it could back up into your pit during freeze-thaw cycles or heavy rain.
Our discharge line work includes:
- Proper sizing so water flows freely without restriction or backup
- Correct routing that directs water at least 10 feet away from your foundation, or into a storm drain system where applicable
- Appropriate slope (typically 1/4 inch per foot) so gravity assists drainage and water does not collect in low spots
- Check valve installation to prevent water from flowing backward into your pit when the pump shuts off
- Durable materials that resist corrosion and freezing conditions common in Garland winters
- Secure connections that will not separate or leak over time
Many homes have discharge lines that empty onto the yard surface, creating erosion or drainage problems. We can recommend solutions like French drains or underground piping that keeps water moving away from your home without creating new landscape issues.
The Installation Timeline
We understand that having a plumber in your home is an interruption to your day. That is why we work efficiently and keep you informed about timing.
A typical sump pump replacement takes between 2 to 4 hours depending on:
- Your pit condition: If sediment removal or pit repairs are needed, installation takes longer
- Discharge line work: If we are installing new discharge piping or a check valve, add time accordingly
- Electrical connections: GFCI outlet installation adds roughly 30 minutes
- System complexity: Battery backup or alarm system additions extend the timeline
We will give you a realistic estimate before we start work so you know what to expect. Once we begin, we focus on getting the job done right without cutting corners. No wasted time, but no rushing through quality work either.
Testing and Verification
Once installation is complete, we do not simply pack up and leave. We test your new system thoroughly to confirm everything is working as designed.
Our testing includes:
- Manually filling the pit with water to trigger the float switch and verify the pump activates
- Checking discharge flow to ensure water is moving away from your home at the proper rate
- Verifying the check valve by confirming water does not drain backward when the pump shuts off
- Testing the float switch at various water levels to ensure it activates and deactivates correctly
- Confirming electrical safety with proper GFCI protection and grounding
- Checking all connections for leaks or loose fittings
- Battery backup testing (if installed) to ensure seamless activation during power loss simulation
You will see your system working correctly before we finish. We explain what we are doing and what normal operation looks like so you know what to expect in the future.
Post-Job Cleanup and Respect for Your Home
When we are done, your basement or crawl space looks like we were never there except for your new working sump pump. We clean up all debris, remove old pump parts, and secure the pit cover or access panel. We take pride in leaving your home exactly as we found it - clean, dry, and protected.
Why Choose Mack's Plumbing for Your Sump Pump Replacement
Mack's Plumbing, TX LLC brings over 20 years of plumbing experience to every job. We are family-owned and operated, which means we approach your home with the same care and attention we give our own. Our commitment to top-notch plumbing solutions is not just a tagline - it is how we work every single day.
When you choose us for sump pump replacement in Garland, you get:
- Experienced professionals who understand North Texas water conditions and soil challenges
- A thorough assessment that identifies not just the pump problem but any underlying drainage issues
- Quality equipment selected for reliability and durability in our regional climate
- Code-compliant installation that meets all Garland and Texas plumbing standards
- Clear communication throughout the process so you understand what is happening and why
- Respect for your home from the moment we arrive until we leave
- 100% repairs guaranteed so you have confidence in the work we perform
- Flexible financing options to make the replacement affordable without financial stress
We do not cut corners on sump pump replacement because we understand what is at stake - your home's foundation, your family's comfort, and your peace of mind.
Getting Started with Sump Pump Replacement
When you are ready to address a failing sump pump or upgrade an undersized system, reach out to Mack's Plumbing and schedule an on-site inspection. We will assess your specific situation, explain your options, and provide a clear plan for replacement. From inspection through testing, we handle every detail with the same commitment to quality that has built our reputation across Garland and the surrounding DFW communities.
Water problems are stressful, but sump pump replacement does not have to be. With Mack's Plumbing handling the work, you can focus on other things while we solve this problem the right way.

Customer Testimonials
Financing
We make it easy to get the plumbing services you need with flexible financing options through Wisetack, including zero down plans with approved credit.

