Choosing the right urinal replacement part matters for restroom hygiene, uptime, and long-term cost. Whether you’re a facilities manager, plumber, or DIY homeowner, the correct gasket, diaphragm, or waterless cartridge prevents leaks, odors, and unnecessary water use. These recommendations come from hands-on testing, technical evaluation, and synthesized consumer feedback to help you pick the right part for your needs.
How we tested and selected parts
- We prioritized real-world reliability: OEM compatibility, material quality, and installation simplicity.
- We ran hands-on fit and installation checks where possible and validated manufacturer specifications for flow rates, certifications, and expected service life.
- We weighed expert opinion and aggregated user feedback to assess durability, odor control, and maintenance burden.
- Final selections balance cost, performance, and applicability across commercial and residential use cases.
Urinal Wax Gasket
A simple, no-fuss wax wall gasket designed for 2-inch outlets. Reinforced urethane core gives a reliable, odor- and water-tight seal for a very low price — ideal when you need a quick, budget-friendly replacement during repairs or installations.
Overview
The LASCO wax gasket is a classic, low-cost solution for creating a gas- and water-tight seal between a urinal and waste line. Its reinforced urethane core helps the wax maintain shape during installation and provides a dependable seal for most 2-inch outlet applications.
Technical notes & performance
- Fits 2-inch lines; flange-free wax only.
- Very straightforward installation — press into place and mount the urinal.
- Not reusable; replace if removed.
Pros
- Extremely affordable.
- Simple installation for quick repairs.
Cons
- Single-use; can be messy if not handled carefully.
- Not suitable if flange or non-standard fittings are required.
Who should buy this: Facilities or homeowners needing an economical, reliable gasket for routine urinal installations or emergency repairs.
EZ Trap Cartridge
A high-performance waterless urinal cartridge that works with major brands and allows cleaning with water and regular cleaners. Certified to industry standards, it promises longer life, fewer gels, and lower maintenance costs — suitable for high-traffic commercial restrooms.
Overview
The EZ Trap cartridge is built for performance and flexibility. It’s compatible with Falcon, Sloan, and Bobrick waterless urinals and stands out because it does not rely on gel seals. That means you can flush with water or normal cleaners without compromising odor control.
Technical notes & performance
- Certified under ASME A112.19.2-2013 and CSA B45.1-13.
- Lasts significantly longer than typical gel-based cartridges (manufacturer claims 3–4x longer), reducing replacement frequency and maintenance cost.
- Includes installation kit: cartridge, gloves, removal tool, bag, and instructions.
Pros
- Robust, certified design for commercial use.
- Allows routine cleaning with regular products.
- Long service life reduces labor and supply costs.
Cons
- Higher upfront cost than gel cartridges.
Who should buy this: High-traffic facilities and managers who want certified, low-maintenance waterless cartridges with the flexibility to use standard cleaning practices.
Sloan Royal Diaphragm
An OEM Sloan diaphragm assembly with PERMEX synthetic rubber and dual-filtered bypass. Designed for Royal flushometers, it ensures correct flush volume and long life — a reliable, cost-effective repair part for commercial plumbing systems.
Overview
The Sloan Royal A-1043-A diaphragm assembly is an OEM replacement engineered to restore or maintain reliable flushometer performance. With PERMEX synthetic rubber and a dual-filtered fixed bypass, it ensures consistent flush volumes and reduces the risk of over- or under-flushing.
Technical notes & performance
- Designed for Sloan Royal flushometers; available in 0.5 GPF and 1.0 GPF options.
- PERMEX synthetic rubber resists wear and chemical exposure common in commercial restrooms.
- Straightforward swap-in replacement for compatible flushometer models.
Pros
- OEM quality ensures compatibility and long service life.
- Helps conserve water by maintaining proper flush volumes.
- Excellent price-to-performance ratio for regular maintenance.
Cons
- Must confirm flushometer model and GPF before purchase.
Who should buy this: Building maintenance teams and plumbers who want an OEM-quality repair part that restores factory performance without overspending.
WaterFree Urinal Cartridge
A universal waterless urinal cartridge kit with anti-splash spout, visual change indicator, blue sealant, and wrench. Compatible with major models and engineered to reduce water use and maintenance frequency — an all-in-one choice for facilities switching to waterless systems.
Overview
This WaterFree cartridge kit targets facilities seeking an effective, low-water solution. Marketed as a direct replacement for several common waterless urinals, it includes everything needed for installation and maintenance: cartridge, sealant, wrench, and disposal bag.
Technical notes & performance
- Compatibility: Sloan WES-150 and Falcon FWFC among others (verify model fit).
- Features an interior baffle to retain sealant and an anti-splash pour spout to manage flow and reduce mess.
- Visual indicator simplifies knowing when to replace the cartridge; manufacturer states ~7,000 uses per cartridge.
Pros
- All-in-one kit reduces time and supply sourcing.
- Built-in indicator makes maintenance scheduling easier.
- Good balance of upfront cost and service life for many facilities.
Cons
- Waterless systems require routine checks to avoid sealant depletion or buildup.
- Confirm exact model fit before ordering.
Who should buy this: Facilities adopting waterless urinal solutions that want a straightforward, complete replacement kit with reasonable longevity and easy maintenance cues.
Comparative overview — quick differences
- EZ Trap Cartridge (Premium Choice) — Best overall performance and certification; allows cleaning with water/regular cleaners; highest upfront cost but lowest long-term maintenance.
- WaterFree Urinal Cartridge (Editors Choice) — All-in-one kit, visual indicator, strong longevity (~7,000 uses); excellent for facilities transitioning to waterless systems.
- Sloan Royal Diaphragm (Best Value for Money) — OEM replacement that restores flushometer performance and conserves water; excellent price-to-performance for ongoing maintenance.
- LASCO Wax Gasket (Best Budget Pick) — Cheapest fix for a reliable seal on 2" outlets; single-use, simple install for quick repairs.
Which is best overall: For most commercial facilities prioritizing long-term reliability and flexible cleaning, the EZ Trap Cartridge is the top pick due to certification, durability, and lower lifecycle costs. For budget repairs, the LASCO wax gasket is the fastest, cheapest solution. Sloan’s diaphragm is the practical choice when you need OEM performance at a sensible price, and the WaterFree kit is the easiest path to effective waterless operation.
Final recommendation
Our selections reflect thorough evaluation of durability, compatibility, and real-world maintenance needs. If you manage a high-traffic restroom and want the best long-term performance, choose the EZ Trap Cartridge (Premium Choice). If you’re converting to waterless or want an easy complete kit, the WaterFree Urinal Cartridge (Editors Choice) balances convenience with reliability. For routine flushometer service, the Sloan Royal Diaphragm delivers OEM reliability at a strong price, and for a fast, low-cost fix on 2-inch outlets, the LASCO wax gasket is the practical budget option.
Always verify model compatibility before buying, keep basic spares on hand for rapid repairs, and schedule regular inspections to prevent leaks and odors. These choices are based on hands-on evaluation, manufacturer specifications, and aggregated user feedback to help you make a confident purchase for your specific use case.