Best Practices for Bathtub and Shower Installation in Residential Projects

Installing a bathtub or shower in a residential setting requires careful planning, adherence to building codes, and an understanding of product specifications to ensure functionality, safety, and longevity. This article provides an in-depth look at the best practices for installing Bestbath products, including key considerations for space planning, electrical requirements, accessibility, and warranty compliance. The insights are drawn from Bestbath's official documentation and technical support resources, along with general installation guidelines from industry-recognized sources.

Understanding Bathtub and Shower Types

Before beginning an installation project, it is important to understand the different types of bathtubs and showers available and how they fit into a residential space. According to industry standards and Bestbath product specifications, the following are the most common installation types:

  • Alcove tubs: Installed adjacent to three walls, these are the most common type of bathtub and ideal for smaller bathrooms.
  • Drop-in tubs: These require a frame or surround and are customizable in design, allowing for more creative installations.
  • Freestanding tubs: These are standalone and require proximity to plumbing lines but offer a modern aesthetic and design flexibility.
  • Soaking tubs: Designed for deep immersion, these tubs are often used for relaxation and therapeutic purposes.
  • Whirlpool and air bathtubs: These feature jets or air bubbles to enhance the bathing experience and require specific electrical and plumbing considerations.

For shower installations, Bestbath offers non-recessing units, which can be installed on top of the floor, and multi-piece showers with a front-installation SnapJoint wall assembly system. These units are suitable for both new construction and remodeling projects.

Pre-Installation Considerations

Space Planning and Rough-In Requirements

Before installing a new bathtub or shower, it is essential to ensure that the space is properly roughed-in. This involves checking the area’s width, length, and depth to ensure the unit fits perfectly. A rough-in submittal from the manufacturer is recommended to confirm that the layout meets the product’s dimensional requirements.

The space should also be level and have proper drainage to prevent water from pooling. An improperly installed bathtub can lead to water damage and costly repairs. It is also a good idea to inspect for leaks in the area where the tub will be installed. Signs of leaks include warped walls, musty odors, and damaged ceilings or floors.

Electrical Requirements

Bestbath jetted walk-in tubs require specific electrical configurations to operate safely and effectively. For a standard jetted tub, a dedicated 110v/120v 15 amp G.F.C.I. protected circuit is necessary. If the unit includes both jet system options, an additional dedicated 110v/120v 15 amp G.F.C.I. protected circuit is required.

It is important to note that installing an in-line heater after purchase is not permitted, as it would void the warranty and violate the electrical listing to the U.L. Standard.

Accessibility and ADA Compliance

While the Americans with Disabilities Act (ADA) typically does not apply to private residences, it is still important to consider accessibility during installation. Bestbath recommends building up the bathroom floor to the shower as a ramp if wheelchair access is required. This approach ensures that the shower is accessible without compromising the unit’s integrity.

Bestbath also offers grab bars and shower seats that can be installed on the unit. These accessories are made possible by the laminate wood core walls, which provide sufficient strength to support screw-in installations. However, cantilever-type seats are not recommended for installation.

Installation Techniques and Best Practices

Framing and Support

Proper framing is critical to ensure that the bathtub or shower is installed correctly and securely. The dimensions and tub size should be confirmed before framing the walls to avoid fit issues. Improper framing can lead to the need for additional adjustments, increasing both time and labor costs.

For Bestbath products, the SnapJoint wall assembly system allows for front installation, reducing the need for access to the backside of the unit. This design is particularly beneficial for remodeling projects where space and access may be limited.

Drain and Overflow Installation

Before installing the tub, the drain and overflow should be assembled and attached to their designated locations. All connections should be secure to prevent leaks. Depending on the design, the pipes may need to be cut and positioned to fit the unit correctly.

Water Containment

To prevent water from spilling out of the shower, especially in low threshold models, Bestbath recommends using a weighted shower curtain in combination with a WaterStopper, a collapsible rubber water dam that installs along the shower opening. This solution allows for wheelchair accessibility while still preventing water from escaping.

Preparing the Unit

Before final installation, the tub and shower unit should be prepared by ensuring that the main water supply is turned off. This step is crucial to avoid water damage and costly repairs during installation. The shut-off valve is typically located near the plumbing lines.

Cleaning and Maintenance

Maintaining the appearance and functionality of a Bestbath unit requires regular cleaning with appropriate products. The following are recommended cleaning practices:

  • Non-abrasive liquid cleaners are suitable for general cleaning.
  • Avoid harsh abrasives such as Comet, Ajax, or Bon Ami, as they can dull the finish.
  • For anti-skid floors, use C.L.R., Kaboom, or Simple Green, following the product instructions carefully.
  • Adhesive residue from labels can be removed using acetone, WD40, nail polish remover, or mineral spirits.

It is important to dry the unit thoroughly after use, especially if using a rubber mat. Prolonged use of a wet rubber mat can void the warranty, as it may lead to mold, mildew, or surface degradation.

Warranty and Longevity

Bestbath products come with a 30-year warranty on the fiberglass shell and a limited lifetime warranty on the door seal for walk-in tubs. Accessories and jetting parts are covered under the manufacturer’s warranty, which varies by component.

The life expectancy of a gelcoat unit is generally around 30 years, depending on care and usage. To submit a warranty or return request, users are advised to contact Bestbath directly through their authorized dealers or sales representatives.

Accessibility and Customization

Bestbath offers custom solutions for oddly shaped or small bathrooms, with over 400 shower and bathtub models available. The company also provides a range of accessible and universal design-friendly bathing accessories, including grab bars, seats, and water containment solutions.

For custom installations, users are encouraged to consult with a Bestbath Residential Dealer or Commercial Regional Sales Manager to discuss specific requirements and ensure that the product meets the project's needs.

Conclusion

Installing a bathtub or shower in a residential setting requires careful planning, adherence to technical specifications, and an understanding of the product's features and limitations. Bestbath offers a wide range of shower and bathtub models, including multi-piece units with front-installation capabilities, jetted walk-in tubs, and accessible designs that cater to a variety of needs.

By following proper installation techniques, ensuring electrical and plumbing compliance, and incorporating accessibility features, homeowners and contractors can ensure a safe, functional, and long-lasting installation. Regular cleaning and maintenance are also essential to preserve the appearance and performance of the unit over time.

For those undertaking a bathroom remodeling project, Bestbath provides detailed product specifications, technical support, and authorized dealer networks to assist with every stage of the process. Whether it's a small alcove tub or a custom-designed shower, Bestbath's products are built to meet the demands of both residential and commercial applications.

Sources

  1. Bestbath FAQs
  2. BHG: Buying a Tub
  3. Oatey: Bathtub Installation Tips
  4. CRD Design Build: Bathroom Code Requirements

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