Bathroom Remodeling in Willis, TX | Franco BuildWorks

This page covers bathroom remodeling for Willis, TX homeowners. For the full step-by-step guide, see our Bathroom Remodeling service page — or explore all our work in Willis.

Willis bathrooms fight moisture from two directions

A bathroom in Willis has to handle water from the fixtures and humidity from the outside air. Sitting in the Piney Woods next to Lake Conroe, this area runs humid nearly year-round, so a bathroom that is not built to shed and vent moisture will grow mildew and fail early. That is true whether the house is a 1980s ranch in Corinthian Point or a recent slab home in Chambers Creek.

The older lake subdivisions add a wrinkle. Many homes in Seven Coves and Point Aquarius were originally built as weekend places, and their bathrooms often have dated tile set directly over drywall or a mortar bed with no modern waterproofing behind it. When that tile is removed, it is common to find soft, water-stained substrate. Discovering that after demolition is normal here, and it is exactly why we do not promise a fixed scope on an older lake bathroom until the walls are open.

Shower waterproofing is the part you never see and can’t skip

The single most important thing in a Willis bathroom remodel is a real waterproof membrane behind and beneath the shower. Tile and grout are not waterproof — water passes through grout and sits in the wall unless there is a continuous membrane doing the actual work. A properly built shower uses either a sheet or liquid-applied membrane over the walls and a bonded or traditional pan below, so moisture is stopped before it reaches framing.

This is where corners get cut most often, and where the damage is most expensive to fix later, because a leaking shower rots studs and subfloor invisibly for years. In this climate that rot accelerates. In most cases we build the shower assembly as a waterproofing system first and a tile surface second, and we would rather explain that sequence than hand you a shower that looks finished but was never sealed.

• A continuous membrane — sheet or liquid-applied — is what actually keeps water out, not tile or grout
• The shower pan must be sloped correctly to the drain so water does not pond in the base
• Niches, benches, and curbs are common leak points and need the membrane carried fully through them
• Cement board or a foam backer replaces any old drywall that was tiled directly in older homes

Ventilation, and why lake-area bathrooms need real exhaust

An exhaust fan that vents to the outside is not a luxury in Willis — it is what keeps humidity from soaking into the drywall, paint, and cabinetry after every shower. Many older lake homes either lack a fan or have one that dumps into the attic, which just moves the moisture problem and can feed mold in the roof structure. During a remodel we typically look at whether the fan is sized for the room and actually ducted through the roof or soffit.

Paint and finish choices follow from this. Moisture-resistant drywall in wet areas, a quality bath-grade paint, and sealed grout all help the room shed the humidity that this region delivers most of the year.

Plumbing, slabs, and septic on the lake side

Moving a toilet, shower, or vanity changes the plumbing, and how hard that is depends on the house. In slab-on-grade Willis homes, relocating a drain means cutting and patching the slab — doable, but a real scope item. In pier-and-beam homes near the old townsite there is usually more room to reroute below the floor. Either way, we would rather keep fixtures near their existing rough-ins when the layout allows, to control cost and disruption.

Many Willis lake homes are also on septic — aerobic or conventional on-site sewage systems — rather than city sewer, and on well or MUD water. Adding a bathroom or significantly increasing fixtures can affect septic capacity, which is regulated through Montgomery County. If your project adds bathroom load to an older septic system, that is worth confirming early rather than discovering at inspection.

How Franco approaches a Willis bathroom

Franco BuildWorks works this area as a service-area remodeling contractor from the Houston region. On bathrooms the priority order is waterproofing, ventilation, and drainage first, then finishes. That is not the most glamorous way to sell a remodel, but it is what determines whether the room lasts in this climate.

We try to be candid about what we find. If demolition in a Seven Coves shower reveals rotted framing behind un-waterproofed tile, we will show it to you and explain the added scope rather than tiling over it. We do not offer warranties or guarantees, but we do build the wet areas as systems so the parts that matter are done correctly the first time.

Bathroom Remodeling in Willis: FAQ

Why does my Willis shower keep leaking even though the tile looks fine?

Because tile and grout are not waterproof — a membrane behind them is what stops water. Many older Willis and Lake Conroe homes have tile set over drywall with no membrane, so water passes through the grout into the wall. A rebuild with a proper membrane addresses the real cause.

Do bathroom remodels here really need better ventilation?

In this humid, lakeside climate, yes. An exhaust fan that vents outdoors — not into the attic — is what keeps moisture from soaking into drywall, paint, and cabinets. Many older lake homes have no fan or an improperly ducted one, and we typically address that during the remodel.

Can you add a bathroom to my Lake Conroe home on septic?

Sometimes, but added fixtures increase load on the septic system, which is regulated through Montgomery County. Whether your existing aerobic or conventional system has capacity needs to be confirmed first. We flag this early on lake-area homes rather than assuming the current system can absorb a new bathroom.

What might you find when you tear out an old lake-house bathroom?

In 1970s and 1980s homes in areas like Corinthian Point and Point Aquarius, it is common to find tile set without waterproofing and soft, water-stained framing or subfloor behind it. That is normal here, which is why we avoid promising a fixed scope until the walls are open.

Do I need a permit for a bathroom remodel in Willis?

It depends on your address and scope. Inside Willis city limits, plumbing and electrical changes generally require city permits. In unincorporated Montgomery County the requirements differ, though licensed trades and any septic or floodplain rules still apply. We confirm the correct authority for your property before work begins.

Other services in Willis

• Kitchen Remodeling in Willis
• Full Home Renovation in Willis
• Room Additions in Willis
• Drywall Repair in Willis
• Tile Installation in Willis
• Vinyl Plank Flooring in Willis
• Interior Painting in Willis

Zip codes served in Willis: 77378, 77318.