HOUZER CH-1800-1

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Houzer Opus CH-1800-1 Stainless Steel Undermount Oval Bathroom Sink

Instruction Manual

1. Introduction

Thank you for choosing the Houzer Opus CH-1800-1 Stainless Steel Undermount Oval Bathroom Sink. This manual provides essential information for the proper installation, operation, maintenance, and care of your new sink. Please read these instructions thoroughly before beginning installation and retain them for future reference.

Houzer Opus CH-1800-1 Stainless Steel Undermount Oval Bathroom Sink

Figure 1: Houzer Opus CH-1800-1 Undermount Oval Bathroom Sink.

2. Setup and Installation

The Houzer Opus CH-1800-1 sink is designed for undermount installation and is compatible with a 21-inch cabinet. Professional installation is recommended to ensure proper fit and function. The sink includes necessary mounting clips and installation materials.

2.1 Pre-Installation Checklist

  • Verify all components are present: sink, mounting clips, and any included hardware.
  • Ensure the countertop opening is correctly sized for an undermount oval sink (refer to dimensional drawing).
  • Confirm adequate clearance within the 21-inch cabinet for the sink and plumbing.

2.2 Installation Steps (Overview)

  1. Prepare the countertop opening according to the provided template (if applicable) or dimensional drawing.
  2. Apply a continuous bead of silicone sealant around the rim of the sink where it will contact the underside of the countertop.
  3. Position the sink under the countertop opening, ensuring proper alignment.
  4. Secure the sink using the provided mounting clips, tightening them evenly to create a watertight seal.
  5. Connect the drain assembly to the 1.5-inch drain opening.
  6. Install the faucet and connect water supply lines (faucet not included).
Dimensional drawing of Houzer Opus CH-1800-1 sink

Figure 2: Dimensional drawing for Houzer Opus CH-1800-1 sink, showing measurements for installation.

Installed Houzer Opus CH-1800-1 sink in a bathroom setting

Figure 3: Example of an installed Houzer Opus CH-1800-1 sink in a bathroom vanity.

Houzer Opus Series features including mounting options

Figure 4: Houzer Opus Series features, highlighting versatile mounting options including undermount.

3. Operation

The Houzer Opus CH-1800-1 is a standard bathroom lavatory sink. Its operation involves the flow and drainage of water. Ensure the drain stopper (if installed) functions correctly to retain or release water as needed.

3.1 Key Features for Use

  • Sound Dampening: The sink is equipped with a Stoneguard undercoating and Super Silencer pads to reduce noise from running water and dishes.
  • Durable Construction: Made from 18-gauge T-304 stainless steel, the sink is resistant to corrosion and stains, ensuring long-term performance.

4. Care and Maintenance

Proper care will maintain the lustrous satin finish and extend the life of your Houzer Opus sink.

4.1 Daily Cleaning

  • After each use, rinse the sink thoroughly with water.
  • Wipe the sink dry with a soft, clean cloth to prevent water spots and mineral buildup, especially in hard water areas.

4.2 Periodic Cleaning

  • Use a non-abrasive cleaner specifically designed for stainless steel. Follow the cleaner's instructions.
  • Always rub in the direction of the grain of the stainless steel.
  • Avoid using steel wool, abrasive pads, or harsh chemical cleaners (e.g., bleach, drain cleaners) as they can damage the finish.
Houzer Innovations features for sink durability and sound dampening

Figure 5: Houzer Innovations, detailing Type 304 stainless steel, SpecPlus Edge, and Stoneguard undercoating for enhanced durability and noise reduction.

5. Troubleshooting

This section addresses common issues you might encounter with your sink.

5.1 Water Spots / Stains

  • Cause: Hard water minerals or food particles left to dry on the surface.
  • Solution: Regularly wipe the sink dry after use. For stubborn spots, use a stainless steel cleaner or a solution of vinegar and water, then rinse and dry thoroughly.

5.2 Slow Drainage

  • Cause: Clog in the drain pipe or drain assembly.
  • Solution: Remove the drain stopper and clear any visible debris. If the clog persists, a plumbing snake or a professional plumber may be required. Avoid harsh chemical drain cleaners.

5.3 Scratches

  • Cause: Abrasive materials or sharp objects coming into contact with the sink surface.
  • Solution: Minor scratches can sometimes be blended using a fine-grit Scotch-Brite pad, rubbing lightly in the direction of the grain. For deeper scratches, professional repair may be necessary.

6. Specifications

Detailed specifications for the Houzer Opus CH-1800-1 Stainless Steel Undermount Oval Bathroom Sink.

FeatureDetail
BrandHOUZER
Model NumberCH-1800-1
Material18-Gauge T-304 Stainless Steel
ColorStainless Steel
Finish TypeBrushed / Lustrous Satin
Installation TypeUndermount
ShapeOval
Product Dimensions (D x W x H)13.56" x 17.75" x 6"
Bowl Dimensions (Oval)15.5" x 11.275" with 6" depth
Minimum Cabinet Size21 inches
Drain OpeningStandard 1.5 inches
Drain TypeGrid (optional)
Item Weight5 Pounds
Sound DampeningStoneguard Undercoating, Super Silencer Pads
CertificationsUPC, CSA, ASME A112.19.3-2000, CSA B45.4-08
Included ComponentsInstallation Materials, Sink

6.1 Product Video Overview

Video 1: Overview of the Houzer Opus Series, highlighting features and mounting styles for the stainless steel lavatory sinks.

7. Warranty Information

The Houzer Opus CH-1800-1 Stainless Steel Undermount Oval Bathroom Sink is covered by a Lifetime Warranty to the original purchaser against any possible defects in materials and workmanship. This warranty ensures your sink is free from manufacturing defects under normal use and service.

For warranty claims or detailed information, please refer to the official Houzer website or contact customer support.

8. Customer Support

Should you have any questions, require assistance with installation, or need to report an issue with your Houzer Opus sink, please contact Houzer customer support.

  • Online Support: Visit the official HOUZER website for FAQs, product registration, and contact forms.
  • Contact Information: Refer to your product packaging or the Houzer website for the most current customer service phone numbers and email addresses.

© 2026 HOUZER. All rights reserved. Model: CH-1800-1

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