Toilet Chemical

We offer a variety of toilet cleaners and deodorizers for portable and outdoor toilet facilities. Each product is uniquely formulated to address a wide range of cleaning needs, ensuring effective sanitation and odor control.

Scientist in lab coat writing notes with beakers of green, blue, and clear liquid on the table.

Odor Control, Sanitation & Cold-Weather Protection—All in One

Portable and onboard toilets in rail environments face unique challenges: odor buildup, extreme temperatures, and regulatory sanitation demands. Temple Engineering toilet chemicals are formulated to deliver long-lasting deodorization, surface sanitation, and freeze protection—even in sub-zero environments. Whether you operate in mild climates or harsh winters, we offer reliable, environmentally safe solutions that keep your systems clean, compliant, and worry-free.

Temple engineering Toilet Chemicals

Sanitation Solutions for Onboard & Portable Rail Facilities

  • Temple 5100 – RTU

    Temple 5100-RTU Summer Blend is a pre-diluted deodorizer/sanitizer for use in locomotive toilet facilities during the summer months. It fights strong odors both economically and efficiently through a proprietary blend of deodorizers. Temple 5100-RTU is environmentally safe, formaldehyde free, and Ready to Use.

  • Temple 5100 – Conc

    Temple 5100-Conc Summer Blend is an extremely concentrated deodorizer and sanitizer for use in portable and outdoor toilet facilities. It fights strong odors both economically and efficiently through proprietary blend of deodorizers. Temple 5100-Conc is environmentally safe and formaldehyde free. 

  • Temple 5150 – WB

    Temple 5150-WB is a Winter Blend Ready to Use, natural based, product engineered for cleaning all portable and outdoor toilet facilities where a long-lasting deodorant, cleaner, and winter freeze protection are required. It is formulated using a natural based freeze protection that is environmentally safe and eliminates the need for expensive petroleum derived additives.  Temple 5150-WB offers freeze protection to -46°F.

  • Temple 5150 – EGC

    Temple 5150-EGC is a concentrated toilet chemical designed for facilities where a long-lasting deodorant, cleaner, and winter freeze protection are required. It is formulated using natural based freeze protection that is environmentally safe and eliminates the need for petroleum derived additives. When mixed 50/50 with water offer freeze protection up to -46°F.

  • Temple 5150 – EWB

    Temple 5150-EWB Extreme Winter Blend Ready to Use is an environmentally friendly toilet cleaner designed for facilities in need of long-lasting deodorant, cleaner, and freeze protection for extreme cold environments. Temple 5150-EWB provides freeze protection up to -80°F and is biodegradable.

Formaldehyde-Free and Environmentally Responsible

All Temple Engineering toilet chemicals are formaldehyde-free and carbon-conscious, making them safer for workers, passengers, and the environment. These products help rail operators meet sanitation goals and environmental expectations without compromise.

A checkmark inside a circle, indicating approval or completion.

Meet sanitation standards without harsh residues


Checkmark in a circle, indicating completion or approval.

Use odor-neutralizing technology that eliminates (not masks) smells


Check mark inside a circle.

Support sustainability with biodegradable, low-toxicity ingredients


Check mark inside a circle.

RTU & Concentrated Options

Thermometer with snowflake, indicating freezing temperatures.

Cold-Weather Formulas with Industry-Leading Freeze Protection

Temple Engineering’s toilet chemicals aren’t just effective at controlling odors—they’re also engineered to withstand the coldest rail environments. Our 5150 series winter blends offer powerful freeze protection (as low as -80°F), while continuing to deodorize and clean reliably. These natural, organic-based solutions reduce dependency on petroleum additives and help eliminate the hassle of seasonal product changes.

Need Help Choosing the Right Blend?  Talk to a Product  Specialist.

With multiple options for freeze protectionodor control, and application type (concentrated or ready-to-use), choosing the right toilet chemical depends on your climate, equipment, and service routine. Our team will help you match the right formula to your seasonal and operational needs, for safe, effective sanitation across your fleet.

Toilet Chemical FAQs

  • What’s the difference between Temple 5100 Concentrate and RTU?

    Temple 5100–Conc is a highly concentrated deodorizer that must be diluted before use. Temple 5100–RTU is pre-diluted and ready to use directly in holding tanks or reservoirs.

  • Are these products safe for use in passenger train restrooms?

    Yes. All Temple Engineering toilet chemicals are designed for portable or onboard toilets, with formulations that prioritize safety, sanitation, and odor control in enclosed spaces.

  • How cold can the winter blends go?

    Temple 5150–EWB provides freeze protection down to –80°F, making it one of the most robust options for extreme winter environments.

  • Do these products harm seals or plastic components?

    No. Temple Engineering toilet chemicals are formulated to be non-corrosive and safe on the materials commonly used in toilet tanks, hoses, and seals.

  • Can I get these in bulk or recurring shipments?

    Yes. We offer bulk ordering and scheduled delivery programs to ensure uninterrupted supply during peak maintenance seasons.

Reliable Sanitation Starts with Temple Engineering.

Temple Engineering’s toilet chemical line is trusted by railroads across North America for safe, effective odor control and sanitation. Whether you need extreme freeze protection, eco-conscious formulations, or long-lasting freshness—our products are ready to perform.