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Pool Renovation & Remodeling in Maryland

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Give an Existing Pool a
New Life

A well-built pool can serve a property for decades, even as finishes, equipment, and surrounding spaces begin to show their age.


Lothorian approaches renovation as an opportunity to improve not only how a pool looks, but how it performs, how it fits the property, and how it feels to own.

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Whether the project involves a refined update or a more comprehensive transformation, our goal is to preserve what still works while thoughtfully improving what no longer does.

When Is It Time to Renovate Your Pool?

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Most pools do not reach the point of needing renovation all at once. More often, the signs begin to accumulate over time. Interior finishes may become rough, stained, discolored, or worn through. Tile and coping can loosen or deteriorate. Decking may crack or settle. Equipment may become less reliable or increasingly expensive to repair. Older lighting, controls, heating systems, or circulation equipment may no longer provide the performance or convenience you expect. Other signs can be more significant, including recurring water loss, plumbing failures, visible cracks, hollow or delaminated areas, rust staining, movement around the pool structure, or repairs that continue to fail. Renovation becomes worth considering when maintaining the existing pool begins to require repeated compromises, or when improving several aging components together makes more sense than continuing to address them one at a time. Renovation, Not Necessarily Replacement — Many older gunite and shotcrete pools have fundamentally sound structures. A renovation can preserve the investment already in the ground while dramatically improving appearance, performance, and usability. Solve the Problems That Have Accumulated Over Time — Aging pools often develop multiple small issues: cracked coping, deteriorated plaster, dated tile, drainage problems, inefficient equipment, patched plumbing, etc. Renovation is an opportunity to look at those issues together rather than addressing them one at a time.

Poolside Landscaping

Start With a Complete Evaluation

A successful renovation begins with understanding the condition of the existing pool. Before recommending a scope of work, Lothorian evaluates the pool as a complete system, including the shell, interior finish, tile and coping, plumbing and circulation, equipment, decking, drainage, and surrounding site conditions. When concerns such as water loss, cracking, movement, or recurring repairs are present, additional investigation may be recommended to better understand the source of the problem. That evaluation helps us define a renovation scope that addresses what truly needs attention while preserving what still performs well.

More Than a New Interior Finish

Renovation can dramatically change the appearance and character of an existing pool. New interior finishes, tile, coping, decking, lighting, steps, benches, sun shelves, water features, and other details can help update the pool and create a more cohesive relationship with the surrounding property. Rather than treating each selection independently, Lothorian considers how materials, colors, textures, and features work together so the finished pool feels intentional and connected to the home and landscape.

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Outdoor Pool Area

Modernize How Your Pool Works

A renovation is also an opportunity to improve the systems behind the pool. Older equipment can often be replaced with modern variable-speed pumps, upgraded filtration, improved heating, automated sanitation, LED lighting, and integrated controls that make the pool more efficient and easier to operate. Lothorian evaluates equipment based on the pool itself, how it is used, and how the system should perform for years to come. The result is not simply newer equipment, but a pool that can be easier to manage and more enjoyable to own.

Address What’s Beneath the Surface

Renovation is often the best time to correct issues that go beyond appearance. Once the pool is drained and finishes are removed, previously hidden conditions such as plumbing failures, leaks, deteriorated fittings, drainage concerns, or structural damage may become easier to identify. When those issues are found, Lothorian can incorporate the appropriate repairs into the renovation so the finished pool is not only updated visually, but better prepared for long-term performance.

Designed With the Entire Property in Mind

A renovated pool should feel like it belongs to the property, not like a new finish was applied to an old layout. Lothorian considers the architecture of the home, surrounding patios, elevations, drainage, sightlines, landscaping, and outdoor living spaces when developing a renovation plan. In some projects, subtle changes are enough to dramatically improve the relationship between the pool and the property. In others, changes to coping, decking, features, or surrounding spaces can help create a more complete transformation. The goal is to make the pool feel more intentional, more connected, and better suited to the way the property is used today.

EXPLORE CUSTOM POOL CONSTRUCTION & OUTDOOR LIVING
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Experience That Extends Beyond Renovation

Lothorian brings more than construction experience to a renovation project. Our service team works with pools every day, maintaining equipment, troubleshooting systems, repairing failures, and seeing firsthand how materials and construction decisions perform over time. That experience helps inform the way we approach renovation. We consider not only how the pool will look when the project is complete, but how it will be maintained, serviced, and enjoyed in the years that follow.

Complete Pool Renovation 

A renovation can be as focused as replacing an aging interior finish or as extensive as reimagining the pool and surrounding backyard.

Lothorian’s renovation skillset encompasses a wide range of services, including:

Pool Replastering - PebbleTec Finishes

Waterline Tile Replacement

Coping Replacement

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Pool Deck & Patio Renovation

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Pool Automation & Smart Controls

 

Steps, Benches & Shallow-Area Modifications

Spa Additions & Renovations

Water Feature Repair &

Renovation

Pool Lighting Upgrades

 

Leak Detection & Repair

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Pump, Filter & Heater

Replacement​

Variable-Speed Pump Upgrades

Saltwater Chlorination Systems

 

Plumbing & Circulation Improvements

Crack & Structural Repairs

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Drainage & Site Improvements

Complete Backyard & Outdoor Living Renovations

Flagstone & Natural Stonework

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Our service technicians see firsthand how interior finishes age, how coping and surrounding materials perform through Maryland winters, and how equipment operates over time. This ongoing experience provides valuable insight into the materials, systems, and construction decisions that influence long-term maintenance and performance.

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When planning a renovation, Lothorian considers not only the immediate improvements but also how the pool will be maintained and serviced in the years ahead. Equipment accessibility, material selection, plumbing configurations, and system reliability are all important considerations in developing a renovation plan.

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The goal is to create a renovated pool that not only complements the property but also supports reliable operation, practical maintenance, and long-term enjoyment

Renovation Expertise Informed by Decades of Service

Lothorian's experience extends beyond pool renovation to ongoing maintenance, equipment service, and long-term care.

Indoor Swimming Pool

Renovation Informed by Long-Term Pool Care

For existing Lothorian clients, renovation can build on years of ongoing service and familiarity with the pool. Through regular maintenance, equipment service, and repairs, our team may already understand the pool's operating history, previous improvements, recurring issues, and components approaching the end of their useful lives. That knowledge can help inform renovation decisions and identify which elements should be preserved, repaired, or replaced. For new clients, Lothorian begins with a thorough evaluation of the existing pool, its equipment, and surrounding conditions to develop an appropriate renovation scope. Our involvement can also extend beyond the completed renovation through ongoing maintenance, seasonal openings and closings, equipment service, troubleshooting, and future improvements.

La Zenia

Pool Renovation Throughout Central Maryland

Based in Phoenix, Maryland, Lothorian provides residential pool renovation services throughout Central Maryland, including Baltimore County, Harford County, Carroll County, Howard County, Anne Arundel County, Baltimore City, and the Annapolis region.

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Our renovation services extend to communities such as Phoenix, Monkton, Hunt Valley, Towson, Lutherville-Timonium, Ruxton, Glyndon, Owings Mills, Reisterstown, Bel Air, Fallston, Westminster, Annapolis, Severna Park, Arnold, Gibson Island, and surrounding areas.

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Project availability depends on location, scope, and site conditions. Because renovation work differs from recurring pool maintenance, Lothorian may also consider larger or specialized projects outside its established residential service territory.

Frequently Asked Questions About Pool Renovation

01

How much does a pool renovation cost?

The cost of a pool renovation depends on the condition of the existing pool, the scope of work, materials selected, equipment needs, site conditions, and \how extensively the surrounding space is being updated.

 

Because every renovation is different, Lothorian begins by evaluating the pool, understanding what you want to change, and developing a scope and investment specific to your property.

02

Is my old pool worth renovating?

In many cases, yes. The concrete structure of a concrete pool very rarely needs to be replaced; more often, it is the finishes and systems around it that have reached the end of their useful life.

 

Coping, waterline tile, plaster, decking, and equipment can all be updated while preserving the underlying pool structure. 

03

Can Lothorian find and repair pool leaks?

Yes. Lothorian can investigate water loss to help determine whether the source is the pool shell, underground plumbing, fittings, equipment, or another component.


Depending on the symptoms, pressure testing or specialized leak detection may be used to isolate the problem before the appropriate repair is recommended.

04

How do I know if my pool needs resurfacing?

Common signs include rough or deteriorating plaster, persistent staining or discoloration, surface etching, cracking, exposed concrete, and/or hollow areas.

05

What pool resurfacing finishes are available?

Lothorian exclusively uses PebbleTec interior finishes, which are available in smooth and textured aggregate options across a wide range of colors.

 

PebbleTec’ s silica-based finishes are more durable and less porous than traditional marble-based plaster, helping provide better resistance to staining and discoloration along with stronger warranty protection and longer-lasting performance.

06

Does Lothorian cure new plaster after installation?

Yes. Proper curing is an important part of protecting a new interior finish and helping it develop the appearance and performance intended by the manufacturer.

 

Lothorian follows the appropriate startup and curing process for the finish installed, including careful management of water chemistry during the critical period immediately after the pool is refilled.

07

Can you replace pool tile and coping at the same time?

Yes. We generally recommend replacing the waterline tile, coping, and perimeter deck caulk joint together so the entire pool edge can be properly rebuilt as one system.

 

Addressing all three at the same time helps create a continuous, watertight installation and reduces the risk of hollow or poorly bonded areas between the new materials.

08

Can Lothorian replace the pool deck or patio?

​Yes. Renovation projects can extend beyond the pool itself to include decking, patios, walkways, steps, flagstone, drainage, and other surrounding hardscape.

09

Can an older pool be converted to saltwater?

In many cases, yes. Lothorian can evaluate the existing pool, equipment, materials, and plumbing to determine whether saltwater chlorination is appropriate and what equipment changes would be required.

10

 Can I add automation to an existing pool?

Yes. Many existing pools can be upgraded with modern automation.

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Depending on the equipment already in place, homeowners may be able to control filtration, heating, lighting, spas, water features, and other systems through a centralized controller or compatible mobile device.

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Should I replace my pool equipment during a renovation?

Not necessarily. Pumps, filters, heaters, controls, sanitation systems, and other equipment should be evaluated based on age, condition, efficiency, and remaining useful life.

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Equipment that is performing well may remain, while older components may be worth addressing while the pool is already under renovation.

12

Can you add new features to an existing pool?

Yes. Many existing pools can be updated with new features such as steps, benches, sun shelves, spas, water features, lighting, and other improvements. Lothorian evaluates the existing structure and layout to determine which additions can be incorporated effectively without unnecessarily altering the pool shell.

13

Does Lothorian renovate vinyl-liner or fiberglass pools?

​Lothorian’s renovation work is primarily focused on concrete inground pools. We do not construct or renovate new vinyl-liner or above-ground pools.

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How long does a pool renovation take?

A typical renovation involving coping, tile, and plaster finish generally takes approximately two to four weeks once construction begins. More comprehensive renovations involving decking, equipment, structural work, or broader outdoor improvements will require additional time.


Weather, material availability, inspections, site conditions, project complexity, and unexpected conditions can also affect the schedule, but Lothorian provides and communicates a project schedule and anticipated timeline throughout the process.

15

When should I start planning my pool renovation?

Earlier than most homeowners think. If you want your pool renovated for the next swimming season, we recommend beginning the planning process well in advance.

 

Lothorian’s construction schedule for the following season often begins filling during the fall and winter of the prior year, so starting early provides more flexibility for evaluation, design, material selections, and scheduling.

16

Does Lothorian renovate pools it did not originally build?

Yes. Lothorian can evaluate and renovate existing inground concrete pools regardless of who originally constructed them.

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Your Pool Has More Life in It

An aging pool does not always need to be replaced.


Sometimes the right solution is a new interior finish. In other cases, it may involve correcting underlying issues, updating equipment and technology, or reworking the surrounding space to better fit the property.


The first step is understanding what is worth preserving and where improvement will make the greatest difference.


Since 1980, Lothorian has helped pool owners make those decisions through renovation, construction, service, and long-term care. Our team can help determine what your pool needs today and continue supporting it for years to come.

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Whether you're maintaining the backyard your family loves, managing a commercial aquatic facility, restoring an aging pool, or creating something entirely new…

© 2026 by Lothorian. All rights reserved

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Contact Info

Phone Number:

410-667-7665

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Address:

LOTHORIAN LLC

13536 JARRETTSVILLE PIKE PHOENIX, MARYLAND 21131

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