Bathroom Remodeling & Renovation FAQs
Planning a bathroom remodel is exciting, but it’s also one of the most plumbing-intensive projects in your home. Whether you’re updating a powder room, renovating a primary bathroom, or creating a luxury spa-like retreat, proper plumbing planning is essential for a successful remodel.
Below are answers to the most common questions homeowners ask about bathroom remodeling and plumbing.
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Why should I hire a licensed plumber for my bathroom remodel?
Your bathroom’s plumbing system affects everything from water pressure and drainage to leak prevention and code compliance. A licensed plumber ensures that water supply lines, drain lines, venting, shower valves, toilets, tubs, and fixtures are installed correctly the first time, helping prevent expensive repairs later.
When should a plumber be involved in a bathroom remodel?
The best time is before demolition begins.
A plumber can evaluate your existing plumbing, discuss layout options, identify potential problems, and help prevent costly surprises once walls and floors are opened.
Can I keep my existing plumbing layout?
Often, yes.
Keeping fixtures in their current locations usually reduces labor costs because water and drain lines remain in place. However, if your goals include a larger shower, freestanding tub, double vanity, or relocating the toilet, plumbing modifications may be required.
What plumbing fixtures can be relocated?
Many fixtures can be moved, including:
Toilets
Showers
Bathtubs
Bathroom sinks
Double vanities
Bidets
The feasibility depends on the home’s plumbing layout, joist direction, foundation type, and local plumbing code requirements.
How long does a bathroom remodel take?
Every project is different.
A typical bathroom remodel may take anywhere from two to six weeks depending on the scope of work, material availability, inspections, and the number of contractors involved.
Should I replace old plumbing during my remodel?
In many older homes, yes.
If your walls are already open, replacing aging galvanized, cast iron, or deteriorating water lines can prevent future leaks and avoid tearing into your newly finished bathroom later.
Can I replace my bathtub with a walk-in shower?
Absolutely.
Many homeowners choose to replace unused bathtubs with spacious walk-in showers for improved accessibility, easier cleaning, and a more modern appearance.
Should I install a new shower valve during my remodel?
Yes.
Even if the existing valve still works, replacing it during a remodel is often recommended since the wall is already open. A new pressure-balanced or thermostatic shower valve provides improved performance, safety, and reliability.
What is a pressure-balanced shower valve?
A pressure-balanced valve automatically adjusts water flow to help maintain a consistent temperature if someone flushes a toilet or uses another plumbing fixture elsewhere in the home.
This helps reduce sudden hot or cold water temperature changes while showering.
Can I install a rain shower or multiple shower heads?
Yes.
Luxury shower systems with rain heads, handheld sprayers, body sprays, and multiple shower heads are increasingly popular.
Your plumber can determine whether your home’s water pressure, water heater, and plumbing system can support the desired setup.
Will my water heater support a larger shower?
Not always.
Large showers, soaking tubs, and multiple shower heads increase hot water demand. During the planning stage, your plumber can determine whether your current water heater is properly sized or if upgrading to a larger or tankless water heater would improve performance.
Can I add a double vanity?
Yes.
Adding a second sink is one of the most requested bathroom upgrades and can significantly improve convenience for busy households.
Your existing plumbing layout will determine the amount of work required.
Should I replace my toilet during a remodel?
Many homeowners choose to.
Installing a new high-efficiency toilet during a remodel improves water savings, reliability, and overall appearance while complementing the new design.
What plumbing upgrades add the most value?
Popular upgrades include:
Walk-in showers
Double vanities
Comfort-height toilets
High-efficiency fixtures
Tankless water heaters
Luxury shower systems
Modern faucets
Improved lighting coordination with plumbing fixtures
These upgrades often improve both resale value and everyday comfort.
Do I need permits for a bathroom remodel?
Many bathroom remodels require permits, especially when plumbing is relocated or new plumbing lines are installed.
Permit requirements vary by municipality. Ramblewood Plumbing follows all applicable plumbing codes and permit requirements for the areas we serve.
Can plumbing problems be discovered during remodeling?
Yes.
Once walls and floors are opened, it’s not uncommon to discover leaking pipes, deteriorated cast iron drains, outdated shut-off valves, improperly vented plumbing, or previous repairs that should be corrected before finishing the remodel.
Addressing these issues now helps prevent future damage.
Can you replace cast iron plumbing during a bathroom remodel?
Yes.
Bathroom remodels provide an excellent opportunity to replace aging cast iron drain piping while the walls are already open, reducing future repair costs and protecting your investment.
What should I do before starting a bathroom remodel?
Before construction begins:
Establish your budget.
Choose your fixtures.
Plan your layout.
Discuss plumbing changes with a licensed plumber.
Order materials early to avoid delays.
Understand the project timeline.
Good planning makes the remodeling process much smoother.
Why choose Ramblewood Plumbing for your bathroom remodel?
At Ramblewood Plumbing Company, we believe quality plumbing is the foundation of every successful bathroom renovation. Our licensed plumbers work closely with homeowners and contractors to ensure every water line, drain, vent, shower valve, toilet, and fixture is installed correctly and built to last.
We take pride in protecting your home during construction with floor protection, clean work practices, and clear communication throughout the project. Whether you’re updating a small guest bathroom or creating your dream primary suite, we’re committed to delivering plumbing you can trust for years to come.
We proudly serve homeowners throughout St. Louis, St. Louis County, St. Charles County, and Jefferson County.
Ready to Start Your Bathroom Remodel?
Whether you’re planning a complete bathroom renovation, replacing a shower, updating plumbing fixtures, or remodeling an older bathroom with aging pipes, Ramblewood Plumbing Company is here to help.
Contact us today to schedule a consultation and let our experienced team help bring your vision to life with professional plumbing workmanship from start to finish.
| Bathroom Upgrade | Benefits |
|---|---|
| Walk-In Shower | Modern appearance, easier accessibility, and lower maintenance. |
| Double Vanity | Provides additional storage and allows two people to use the space comfortably. |
| Pressure-Balanced Shower Valve | Helps maintain consistent water temperature and improves shower safety. |
| Comfort-Height Toilet | Improves comfort and accessibility for homeowners of all ages. |
| Tankless Water Heater | Provides continuous hot water while improving energy efficiency. |
| Cast Iron Drain Replacement | Prevents future leaks and protects your new bathroom investment. |
Read what our customers are saying…
Nancy Zay
⭐⭐⭐⭐⭐
Had 2 toilets replaced and they did an exceptional job! Clean, courteous, friendly and professional 👌🏼
M Andersen
⭐⭐⭐⭐⭐
I’m so glad I got a second opinion from this company. The plumber was friendly, professional, and honest in letting me know the shower base was fine. He even referred me to their handyman. Highly recommend!!!


