Featured Offer
Drain & Sewer Health Check
$99
Find the Cause. Know Your Options.
Qualifying drain/sewer diagnostic appointment. Camera inspection performed when appropriate and accessible.
Greater San Antonio's Trusted Plumbing Experts
Coupons – Five Star Plumbing (Castroville & San Antonio)
Find great deals on plumbing and water-system services for your home or business—print your coupon and present it at the time of service. Residential customers only. Must be shown at time of service. Cannot be combined with any other offers.
September Water Heater Protection Check
Free Water Quality Test
With any plumbing service
Have Five Star Plumbing evaluate:
- Water heater condition
- Sediment concerns
- System pressure
- Expansion tank condition, where applicable
- Water quality and hardness
- Visible signs of leakage or corrosion
Free water quality analysis with the scheduled appointment.
Current Offer
Water Heater Installation
$150 off
(with purchase and installation, excluding owner-provided equipment)
Residential customers only. Must be presented at the time of service. Cannot be combined with any other offer.
Current Offer
Water Softener Installation
$150 off
(with purchase and installation, excluding owner-provided equipment)
Residential customers only. Must be presented at the time of service. Cannot be combined with any other offer.
Current Offer
Free Camera Inspection
Free
(With the purchase of a drain cleaning)
Residential customers only. Must be presented at the time of service. Cannot be combined with any other offer.
Current Offer
Military, Senior, Teachers & Police Special Offer
10% off
(up to $500.00)
Residential customers only. Must be presented at the time of service. Cannot be combined with any other offer.
Why Use a Coupon?
Every day delays cost more thanks to water damage, hard water buildup, or inefficient systems. These coupons let you access our expert services at a better value—so you can get your system fixed, upgraded, or maintained without overpaying.
We serve residential customers across Castroville, San Antonio, Medina County, and Bexar County with trusted, upfront service since 2010.
Castroville Location
Greater San Antonio Location
Schedule your service today and mention your coupon at booking. Our licensed team is ready to deliver professional plumbing and water-system solutions—at discounted value.
Don’t wait—your next service is closer and more affordable than you think.
FAQ – Coupons
Quick answers about redeeming offers and who qualifies.
What does the “$99 Drain & Sewer Health Check” include?
It covers a qualifying residential drain/sewer diagnostic appointment. A camera inspection is performed when appropriate and accessible. Additional services, repairs, hydrojetting, excavation, and sewer repair or replacement are not included and require approval.
What does the “Water Heater Installation – $150 off” coupon cover?
This coupon covers $150 off the purchase and installation of a new water heater (excluding owner-provided units). Valid for residential customers only and must be presented at the time of service.
Can I combine multiple coupon offers?
No. Each coupon states “Residential customers only. Must be presented at the time of service. Cannot be combined with any other offer.”
Who qualifies for the “Military, Senior, Teachers & Police – 10% off” coupon?
Residential customers who are active or retired military, seniors, teachers, or police officers qualify. Must show proof at time of service and the coupon cannot be combined with other offers. Discount is up to $500.00.
How do I redeem the “Free Camera Inspection” offer?
The free camera inspection is valid when you purchase a drain cleaning. Present the coupon at time of service, and the camera inspection will be included as stated on the coupon.
Are these coupons valid for businesses or commercial properties?
No. The coupon terms specify “Residential customers only.” If you run a business and need commercial service, please call for separate commercial-service offers.
Ready to Claim Your Savings?
Call our team, mention the coupon you want to use, and we’ll help schedule your service.
Call (210) 673-0797