Bayvalley Mechanical Inc.

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About Bayvalley Mechanical Inc.
Bayvalley Mechanical Inc. operates as a plumbing contractor serving Hayward, California, and surrounding communities. The business holds a perfect 5.0-star rating across eight customer reviews, reflecting consistent satisfaction with their residential service calls. Their operational schedule runs Monday through Saturday from 8:30 AM to 5:00 PM, accommodating standard plumbing needs for homeowners throughout the East Bay.
Customers repeatedly highlight the team's professionalism and thoroughness. Reviewers describe technicians who provide video documentation of work areas, send after-photos, and deliver detailed explanations of required repairs. One review specifically mentions the crew respected the customer's time and residential property while delivering quality work within a realistic timeline.
Multiple reviewers name specific technicians who handled their jobs. Antonio and his crew went beyond the original work order to patch stucco left by a previous plumber and install a toilet seat at no additional charge. Another customer worked with Tony, Cesar, Francisco, and Anderson, noting the team fixed their problem quickly while keeping them updated throughout the process.
What Customers Say
All eight reviews award five stars, with customers consistently naming technicians Antonio, Tony, Cesar, Francisco, and Anderson. Reviewers praise same-day problem resolution, video documentation of work areas, and the team's willingness to go beyond the original scope of work.
Working Hours
| Sunday | Closed |
| Monday | 8:30 AM–5 PM |
| Tuesday | 8:30 AM–5 PM |
| Wednesday | 8:30 AM–5 PM |
| Thursday | 8:30 AM–5 PM |
| Friday | 8:30 AM–5 PM |
| SaturdayToday | 8:30 AM–5 PM |
Services
Water Main Replacement
Complete front water main replacement including underground work beneath the house structure.
Toilet Repair and Installation
Toilet flange replacement, tank flusher repair, new seat installation, and related bathroom plumbing.
Leak Detection and Repair
Diagnosis and repair of leaks, including tracking down problems other contractors could not resolve.
Drain Cleaning
Drain clearing services to restore proper flow and address clogs in residential systems.
Fixture Installation
Installation of new plumbing fixtures including toilets, faucets, and related components.
Stucco and Wall Repair
Patching and repair of wall surfaces damaged during plumbing work or by previous contractors.
Emergency Plumbing Services
Same-day response for urgent residential plumbing issues requiring immediate attention.