Planning a plumbing project shouldn't cost you before the work even begins. For a limited time, Onyx is offering comprehensive on-site estimates to help you get your project started with confidence.

On-site residential estimate for your plumbing needs.

Professional evaluation of all repair or installation requirements.

Written quote provided so you have a clear understanding of the project scope.

*Details & Exclusions: Promotion ends 7/31/2026. Valid for residential properties during normal business hours (Mon–Fri, 9 AM–4 PM). Excludes emergency after-hours calls and diagnostic fees requiring specialized equipment. One free estimate per household.

We owe a debt of gratitude to our veterans and a deep respect to our seniors. To honor your service and your place in our community, Onyx Plumbing & Gas offers an ongoing discount on our residential services.

5% discount applied to the total service cost.

Broad Application: This offer applies to most of our standard repair and installation services.

*Details & Exclusions: Valid ID (military or age verification 60+) is required at the time of service. This discount cannot be combined with other offers and excludes material-only purchases or service call fees. Applies to residential services only.

Is your water heater struggling to keep up? Upgrade to a modern, efficient system and save instantly. Whether you prefer a standard tank or a high-efficiency tankless model, we’ve got you covered.

$200 instant savings on full water heater replacements.

Complete Package: Applies to standard tank and tankless systems, covering both labor and the equipment bundle.

*Details & Exclusions: Promotion ends 7/31/2026. Must be redeemed at the time of estimate/booking. Valid for full replacements only; excludes repairs or customer-supplied unit installations. Does not include permit fees or code upgrades. Residential customers only.