

CROWN PLUMBING SPECIALTIES, INC.
Crown Plumbing Specialties, Inc. is a Dallas, Texas plumbing products supplier whose Septic-1 division sells septic care, drain, cleaning and safety products.
About
Crown Plumbing Specialties, Inc. is based at 1255 Viceroy Drive in Dallas, Texas. The company says it has supplied the public with plumbing products for over 50 years.
Its Septic-1 division is known for septic system products and also carries items for drain, cleaning and safety needs, sold through the septic-1.com online store. The company says it backs its products with a full money-back guarantee, and phone support is available on weekdays.
“The Septic-1 division knows septic systems and how to keep them in tip-top operating condition.”
Company website
At a glance
- Phone hours: Mon-Fri 8:30 AM-5:00 PM CST, toll-free 1-800-613-4242
- Guarantee: Company states a 100% money-back guarantee, not valid on Power Rags or the Drain Opener Safety Kit
- Texas registration: Active with the Texas Comptroller (2024 report year)
- Texas sales tax permit: Active for 1255 Viceroy Dr; first permit at this location Oct 2008
Products and services
- Septic system care products. Products for keeping septic systems in working order.
- Drain, cleaning and safety products. Includes a drain opener safety kit and Power Rags.
- Plumbing products
Brands carried
Septic-1
Locations
- Dallas headquarters: 1255 Viceroy Drive, Dallas, TX 75247, 214-943-4602
Sources
- Company website (septic-1.com/contact)
- Company website (septic-1.com/about-us)
- Company website (septic-1.com)
- Texas Comptroller, franchise tax account status
- Texas Comptroller, franchise tax account status
Compiled by GURU from public sources in October 2026. Details can change, so please confirm with the company. Work here? Claim this profile to keep it current.