Precision Tools for Fire-Sprinkler Professionals

Manufactured in Athol, Idaho, and trusted nationwide, our tools were built for one purpose: to make your job faster, cleaner, and more reliable.

Our Values

25+ Years of Tools That Just Work

Harold Allen Company designs and manufactures highly specialized tools for the commercial fire-suppression and pipe-fitting industry. Our products aren’t mass-produced. They’re engineered for professionals who need precision, durability, and performance every single time.

Whether you’re draining a system, cutting into a line, or aligning a new drop, our tools are built to make the job easier — and eliminate costly mistakes.

Our Tools

Professional-grade.
Jobsite-tested.

Why Our Tools

Why Fire-Sprinkler Pros Choose Harold Allen

Proven Performance

Tools used nationwide in commercial and industrial fire-suppression systems.

Built to Last

Our tools don’t fail — which means fewer returns, fewer warranty questions, and more trust in your workflow.

Accurate & Reliable

Every product is engineered to remove friction from the job.

Made in Idaho

Small-batch manufacturing with tight quality control.

Why Our Tools

Manuals & Product Documents

Find user manuals, exploded views, part diagrams, and product documentation in one place. If you ever need help, just reach out — we’re always here to make the job easier.

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Reviews

What Professionals Say

We hear from contractors across the country who depend on our tools daily. As we build our updated site and Google profile, we’ll be sharing real feedback from the field.

A noticeable difference from day one.

We switched after dealing with tools that constantly failed mid-job. The difference was immediate. Everything about these tools feels thought-through and durable. Our crew is faster, more consistent, and far less frustrated.
Brian K. March 12, 2025

Exactly what we needed.

Better fit, better performance, fewer frustrations on site. We switched after dealing with tools that constantly failed mid-job. The difference was immediate. Everything about these tools feels thought-through and durable. Our crew is faster, more consistent, and far less frustrated.
Ron K. March 12, 2025

Built for real job sites

These tools feel different the moment you pick them up. Solid, balanced, and clearly designed by people who know the work. These to ols feel different the moment you pick them up. These tools feel different the moment you pick them up. Solid, balanced, and clearly designed by people who know the work. These tools feel different the moment you pick them up. These tools feel different the moment you pick them up. Solid, balanced, and clearly designed by people who know the work.
Mark D. March 12, 2025

Reliable under pressure.

We run installs where mistakes cost serious time and money. These tools have held up without a single failure.
Andrew P. March 12, 2025

Customer support is real.

We spoke directly to someone who understood the job. That never happens anymore. We spoke directly to someone who understood the job. That never happens anymore.
Ken S. March 12, 2025

Better fit, better performance, fewer frustrations on site.

These tools feel different the moment you pick them up. We switched after dealing with tools that constantly failed mid-job. The difference was immediate. Everything about these tools feels thought-through and durable. Our crew is faster, more consistent, and far less frustrated.
Mark D. March 12, 2025

About Us

Our Story

Harold Allen Company was founded in Idaho by Harold Allen, a fire-sprinkler professional who saw a need for better tools — tools that made the job faster, safer, and more precise.

Today, the company is run by family who continue to manufacture every tool with the same hands-on approach, personal accountability, and obsession with doing things the right way.

We’re small by design. That’s how we stay focused on quality, consistency, and providing the kind of customer service you simply don’t get anywhere else.

Built by pros. Trusted by pros.

Ready to Get the Job Done Right?