Heat is quickly becoming one of the most serious jobsite hazards, especially in construction, utilities, and industrial work.
OSHA has already taken a major step by proposing a federal heat illness prevention rule. While it is not finalized yet, the direction is clear. Heat safety is moving toward stricter expectations.
What makes this more important is the role of the International Safety Equipment Association (ISEA). They are not just supporting the rule. They are pushing for stronger requirements, especially when it comes to PPE and jobsite equipment.
What ISEA Is Pushing For
ISEA represents safety equipment manufacturers, so their focus is practical. Instead of relying only on policies and training, they are pushing for real equipment that reduces heat exposure on the job.
Here are the key areas they want OSHA to strengthen.
Cooling PPE Should Be Standard
Right now, OSHA encourages cooling PPE but does not require it.
ISEA believes cooling gear should be treated as essential protection. This includes cooling vests, evaporative towels, and phase change products.
The idea is simple. If a hazard exists, there should be equipment to control it. Just like fall protection or head protection, heat protection should not be optional.
This is a major shift that could directly impact what employers are expected to provide.
Hydration Needs to Include Electrolytes
OSHA focuses heavily on water access, which is critical.
ISEA is pushing for a broader approach. Workers lose more than just water when they sweat. They lose electrolytes that are necessary for muscle function and overall safety.
For longer shifts or high heat environments, electrolyte drinks should be part of the plan, not just an extra option.
Better Heat Monitoring on Jobsites
ISEA is also emphasizing the need for better heat monitoring tools.
Devices that measure Wet Bulb Globe Temperature can give a more accurate picture of heat stress because they account for humidity, sunlight, and workload.
This allows supervisors to make better decisions about breaks, workload adjustments, and protective measures before workers reach dangerous levels of exposure.
PPE Can Increase Heat Risk
One important point that often gets overlooked is that some PPE can increase heat stress.
Flame resistant clothing, protective suits, and certain types of gear can trap heat and raise body temperature.
ISEA is calling attention to this issue and pushing for solutions that balance protection with heat management. In many cases, that means combining traditional PPE with cooling products.
Moving Toward Equipment Based Compliance
OSHA’s proposed rule focuses on written plans, training, and procedures.
ISEA is pushing for something more direct. They want employers to use physical controls that actively reduce heat exposure.
This includes cooling PPE, shade systems, and monitoring equipment.
The shift is from having a plan on paper to having tools in place that actually reduce risk in real time.
Where the Rule Stands Now
The federal heat stress rule is still under review and has not been finalized.
However, OSHA is already increasing enforcement through inspections and its National Emphasis Program. Some states have also created their own heat safety regulations.
This means employers are already expected to address heat hazards, even without a finalized federal rule.
What This Means for Employers
Waiting for the final rule could put companies behind.
Businesses that take action now will be in a stronger position when the rule is finalized. They will also reduce risk for their workers immediately.
Practical steps include reviewing current heat safety practices, adding cooling PPE where needed, improving hydration programs, and training workers to recognize early signs of heat illness.
ISEA’s support of the OSHA heat stress rule is about more than regulation.
It reflects a larger shift in how heat is viewed on the jobsite. Heat is no longer just an environmental factor. It is a hazard that can be controlled with the right equipment and planning.
Companies that recognize this early will be better prepared, more compliant, and safer overall.
Need Help Preparing for Heat Safety
Colorado Safety Supply works with companies to improve jobsite safety with the right PPE, training, and support.
If you are looking to strengthen your heat illness prevention program, now is the time to start.
Explore our full range of heat stress solutions here:
https://coloradosafetysupply.com/collections/heat-stress
