Guardian Dome Drain Lock

Dome-D-Lock is a quality built product designed to withstand the ultimate abuse within restaurants, factories, and other industrial applications. It's simple and affordable to install and use. Made with a glass filled polypropylene base, cast aluminum dome top, brass nut, and a tamper proof pin-n-head stainless steel bolt, this product is best in class.

  • CLOG PROTECTION: Protects commercial floor sinks from unwanted debris clogging pipes and backing up plumbing lines
  • CUTS DOWN ON SOLID WASTE: Safeguards against floating rags, bags and other unwanted kitchen debris from blocking pipe exit; prevents blockage in common areas and city main lines
  • COST SAVINGS: Reduces unwanted plumbing expenses from clogs; prevents damage to P-Traps from cabling after clog removal
  • EASY & SECURE INSTALLATION: Convenient drop-in and screw design; tamper proof and unbreakable construction; requires Tamper Proof Torx Wrench (sold separately)

Product Variations

Items 1 to 3 of 3 total

Show per page
Grouped product items
Sku Name

Items 1 to 3 of 3 total

Show per page
For use in commercial floor sinks to prevents clogs and decrease plumbing expenses
Data Sheets

Installation Instructions

Promotional Literature


More Information
Brand : Guardian Drain-Lock
Recommended Use : For use in Floor Sinks
Locking Floor Sink & Floor Drains for Commercial Facilities
Guardian Drain Lock products are debris-free locking strainers that provide peace of mind and considerable savings in maintenance and repair costs.
Cutting-edge, tamper-resistant structure safeguards against the accumulation of undesirable debris that could obstruct and impede plumbing lines.
The floor drain strainer's single-bolt installation feature makes maintenance a breeze, ensuring effortless upkeep.
Guardian Drain Lock significantly reduces the recurring expenses associated with professional pipeline repair services and minimizes downtime.

Product Warranty Icon

The Industry's Best Product Warranties

Minimum 3-year limited warranty on RectorSeal Products. No registration required.


Outstanding Technical Customer Support

Providing exceptional technical customer support for on-site job requirements and project specifications.

Product Availability and Fulfillment

Delivering a seamless purchasing experience by offering a diverse selection of products, ensuring availability and quick fulfillment.

Complimentary eTraining Courses

Offering a variety of eTraining from self-directed courses via RectorSeal Academy, on-demand one-on-one training or live webinars.


“RectorSeal is commited to achieve Total Customer Satisfaction by exceeding customer’s expectations, requirements and needs”

We assure our quality policy commitment by:

VOICE OF THE CUSTOMER Monitoring the Voice of Customer and taking appropriated actions.
talents and competencies Effectively developing all employees’ talents and competencies.
key performance indicators Tracking and improving our Key Performance Indicators (KPIs).
Quality products Establishing robust processes to deliver quality products.
on-time and complete Delivering on-time and complete customer orders.
continuously improving Establishing and continuously improving our quality management system.