HX Coils - Maiocco & Associates

HX Coils - Maiocco & Associates Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from HX Coils - Maiocco & Associates, Commercial and industrial equipment supplier, 868 Sussex Boulevard, Broomall, PA.

We specialize in the new design, replacement and servicing of steam coils, hot water coils, cooling coils, shell and tube heat exchangers, plate and frame heat exchangers, tube bundles, and duct heaters for all industrial and HVAC process systems.

A correctly specified coil is invisible. It fits. The system hits setpoint. The contractor moves on. Nobody calls.That r...
05/26/2026

A correctly specified coil is invisible. It fits. The system hits setpoint. The contractor moves on. Nobody calls.

That result comes from one thing: reviewing the application before fabrication begins. Dimensions, fluid parameters, air-side conditions, connection orientation. Four things that cost nothing to verify and everything to get wrong on site.

HX Coils has been manufacturing custom coils for commercial and industrial applications across the Mid-Atlantic for over 30 years. We review every application before we build it. That is not a policy. It is how we keep the phone from ringing after startup.

Read the full article: https://hxcoils.com/what-a-coil-that-was-specified-correctly-actually-looks-like-in-the-field/

Custom coils are not stock items. Lead time depends on configuration, materials, and where your order lands in the produ...
05/19/2026

Custom coils are not stock items. Lead time depends on configuration, materials, and where your order lands in the production queue.

The contractors and facility managers who keep coils off the critical path all do the same things: order early, submit a complete spec the first time, and ask for a lead time estimate before committing to an installation date.

HX Coils has been manufacturing custom coils for commercial and industrial applications across the Mid-Atlantic for over 30 years. We can replicate any coil from any manufacturer. Emergency orders welcome.

We wrote a straightforward guide to what affects the timeline and how to plan around it.

Read the full article: https://hxcoils.com/why-coil-lead-times-vary-and-how-to-plan-around-them/

Replacing a coil with the same coil sounds straightforward. Sometimes it is. Sometimes it is not.If the original was wro...
05/12/2026

Replacing a coil with the same coil sounds straightforward. Sometimes it is. Sometimes it is not.

If the original was wrong for the application, a direct duplicate just restarts the clock on the same problem. We just published a guide on how to tell the difference before the order is placed, including the four questions every facility manager and mechanical contractor should answer before a coil replacement goes in.

Full article on the HX Coils website.
https://hxcoils.com/how-to-tell-whether-you-need-a-replacement-coil-or-a-redesigned-one/

The coil is a component. The system is the goal.Every custom coil HX Coils builds serves a larger system. The better we ...
05/05/2026

The coil is a component. The system is the goal.

Every custom coil HX Coils builds serves a larger system. The better we understand that system before fabrication begins, the better the coil performs in it. That is how we have approached the work for over 30 years.

We wrote about what systems thinking actually changes about how a coil gets specified, reviewed, and built.

Read the full article: https://hxcoils.com/the-coil-is-a-component-the-system-is-the-goal/

Share this with an engineer or contractor who has had a coil problem that started in the spec, not the shop.

Most coil performance problems that show up during installation trace back to the spec, not the product. Wrong entering ...
04/28/2026

Most coil performance problems that show up during installation trace back to the spec, not the product. Wrong entering conditions. A dimension that did not account for the header. A glycol concentration nobody checked.

By the time the coil is on site, the options are limited and expensive.

HX Coils reviews every spec before fabrication begins. We wrote about the three field problems that almost always trace back to the spec and what the review actually catches before it becomes your problem.

Read the full article: https://hxcoils.com/when-the-spec-is-right-installation-problems-disappear/

Share this with an engineer or contractor who has been on a job where the coil did not perform the way it should have.

A coil spec that worked well on one project tends to get reused on the next one. That is how the industry works. The ris...
04/21/2026

A coil spec that worked well on one project tends to get reused on the next one. That is how the industry works. The risk is what travels inside a copied spec without anyone noticing — assumptions about operating conditions, fluid parameters, or physical constraints that no longer apply to the new job.

We wrote about how specs travel, where they go wrong, and what a pre-fabrication application review actually catches.

Read it at the link below. If you are working from an existing spec or sourcing a replacement coil, send it to us before the order. The review is free.

https://hxcoils.com/copied-specs-and-why-they-keep-coming-back-to-us/

Ordering a custom HVAC coil and having it arrive wrong is an expensive problem. The manufacturer you choose, and how muc...
04/14/2026

Ordering a custom HVAC coil and having it arrive wrong is an expensive problem. The manufacturer you choose, and how much they engage before fabrication begins, makes all the difference.

We put together a practical guide on what to look for in a custom coil manufacturer, covering everything from application experience and lead times to quality control and regional availability.

Share it with an engineer or contractor who specs or sources custom coils, and drop a comment if you have questions about a current application.

Read the article:
https://hxcoils.com/what-to-look-for-in-a-custom-coil-manufacturer/

Address

868 Sussex Boulevard
Broomall, PA
19008

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

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