Why does our porta potty smell like sulfur after a few days?
I've got a standard portable toilet on a job site with 50 guys. The unit was serviced this Monday, but by Thursday it smells like sulfur. It's a…
1answer
25views
Carl D. replied
Odor, Cleaning & Chemicals
Why units smell, deodorizer and blue liquid, formaldehyde-free products, heat, ventilation, cleaning and disposal.
78 questions
2026: Are enzyme deodorizers replacing formaldehyde-free formulas?
I've been running standard portable toilets for 16 years, mostly on construction sites and events in Texas heat, and I've always used…
2answers
29views
Deb K. replied
2026: Are more wastewater plants banning blue dye in deodorizer?
I run a mid-size portable toilet rental operation in North Texas, and my drivers are hearing chatter at the wastewater treatment plants about new…
2answers
30views
Hector V. replied
Why does our porta potty smell fine after service but foul by the next afternoon?
We have a crew of 35 on a commercial site in Phoenix, and we're running into a smell issue with our standard portable toilets. The rental company…
2answers
34views
Carl D. replied
2026: Are more plants banning blue dye in porta potty waste?
I run a small rental business with about 40 standard units and a few ADA-compliant units, mostly for construction sites and weekend events. Our local…
2answers
29views
Ray M. replied
2026 deodorizer trends: are more operators switching to enzyme-based formulas?
I've been hearing more about enzyme-based deodorizers from operators at industry meetings. These formulas use live bacteria to actively digest waste,…
2answers
31views
Ray M. replied
Why does our porta potty smell like rotten eggs after a service?
I have a standard portable toilet on a six-week residential rehab in the city. It's on a concrete pad with truck access. The rental company serviced…
2answers
34views
Hector V. replied
Why does our porta potty smell like rotten eggs after a week?
We have one standard unit for our six-person crew on a remote ranch. The rental company serviced it last Monday. By Friday, a strong rotten egg smell…
2answers
34views
Kim S. replied
2026: Are more wastewater plants refusing waste with blue dye?
I just heard from another operator that a wastewater plant in a neighboring county is now turning away vacuum trucks if the waste has that familiar…
2answers
38views
Hector V. replied
Why does our porta potty smell fine Monday but terrible by Friday?
Our crew of 50 uses a cluster of three standard units and one ADA-compliant unit on a commercial site in Phoenix. The rental company does a weekly…
2answers
35views
Deb K. replied
Can we add our own deodorizer to a rented porta potty?
We have one standard portable toilet for a crew of eight on a residential addition project. The unit is on a gravel pad about 20 feet from where the…
2answers
31views
Hector V. replied
Why does our porta potty smell worse after a hot day?
We've got a standard portable toilet on our Phoenix job site. It sits in the sun all day and by 2 PM it smells terrible. The crew of 40 guys won't…
2answers
29views
Ray M. replied
Are formaldehyde-free deodorizers as effective in controlling odor in high-traffic events?
We rent for large festivals with crowds of 5,000+ over three-day weekends, mostly standard units and a few ADA-compliant ones on grass fields with…
1answer
39views
Hector V. replied
Can we add our own deodorizer puck to a rented porta potty?
We have a standard portable toilet on our driveway for a bathroom renovation that's running long. It's just my wife and me using it, but by day five…
1answer
29views
Jake W. replied
Why does our construction site porta potty smell like ammonia after a hot day?
We have a crew of about 40 guys on this high-rise site for a 10-week build. Our rental company drops a standard portable toilet with the standard…
2answers
30views
Ray M. replied
Are formaldehyde-free deodorizers as effective in high heat?
We're running 40 guys on a six-month commercial build in Phoenix. The sun bakes our standard units all day, hitting 110°F easy. For years, the rental…
2answers
45views
Ray M. replied
Why does our unit smell like rotten eggs after a hot weekend?
We have a standard portable toilet on our driveway for a bathroom renovation. The rental company serviced it on Thursday, and it was fine Friday…
2answers
35views
Ray M. replied
Is Blue Dye Required for Health Code Compliance?
The blue dye in a standard portable toilet is not required by health code. It is an industry practice for odor control and to mask the contents of…
1answer
37views
Hector V. replied
Why Does Our Porta Potty Smell Worse After Service?
We are three months into a full bathroom renovation and have a standard portable toilet on our gravel driveway. The service truck comes every Tuesday…
2answers
43views
Kim S. replied
Are formaldehyde-free deodorizers as effective in heat?
I'm running a 200-person construction site in Dallas through the summer. We have eight standard units and one ADA-compliant unit on level gravel,…
2answers
46views
Deb K. replied
Why does our unit smell like sulfur after service?
Our ranch has one standard portable toilet for the seasonal hands. It gets a weekly service visit from a driver who comes 40 miles out. The unit sits…
2answers
41views
Ashley M. replied
Is the blue dye in porta potties required for odor control?
I'm renting a standard unit for a three-day weekend event on my property. The ground is level and the vacuum truck has easy access for the weekly…
1answer
40views
Megan H. replied
Why does our porta potty smell like ammonia after a hot day?
We have a standard portable toilet for our seasonal ranch hands and guests. It's been sitting on dry, level ground for about three weeks, and the…
1answer
44views
Deb K. replied
Is the blue dye in porta potties required for health code compliance?
The blue dye in a standard portable toilet is not required by health codes. It is an aesthetic and functional component of the deodorizer solution,…
2answers
43views
Deb K. replied
Why does our porta potty smell worse after a service visit?
We've had a standard unit on the ranch for our seasonal hands for about six weeks, serviced every other week because it's low use. The ground is…
2answers
39views
Ray M. replied