Replacing and Installing Paint Booth Heaters in Pennsylvania
Many Pennsylvania finishing rooms run in older industrial buildings with booth heaters that have been on the roof a long time. Double D Mechanical replaces aging paint booth heaters and installs new air make-up units, working out what can be reused, what the building can carry and how to swap units with the least lost production.
Discuss your installationWhen an Older Heater Has Run Its Course
Hard starts, rust through the housing, failing motors, controls with parts that are no longer available and a booth that runs colder every year are common reasons to replace rather than repair. A replacement is also a chance to size the new unit for how the booth is used today, which may differ from what it was bought for.
What Can Be Reused From the Old Install
The existing curb, supply duct connection and gas line can sometimes be kept. An adapter curb can bridge a new unit to an old curb footprint, and duct transitions can match a new outlet to the old opening. Gas pressure and electrical feed are checked against the new unit's requirements before anyone assumes they carry over.
- Curb size, condition and flashing
- Duct connection size and condition
- Gas pressure and pipe size at the unit
- Electrical feed, disconnect and control wiring
Roofs and Structure in Older Plants
Older Pennsylvania plants can have roof framing that has been altered many times, abandoned penetrations and limited capacity for added weight. The roof and structure are reviewed before ordering, and the roofer is brought in early where the existing roofing will need attention around the curb.
Switchgear Expansion in Southwestern Pennsylvania
GE Vernova's breaker and switchgear expansion in Charleroi and Rostraver shows continued electrical equipment manufacturing in the state. Breaker and switchgear housings are painted or powder coated steel, and plants doing that kind of work depend on steady booth air.
Sequencing the Swap
The goal is to keep the booth down for as short a period as possible. New curb adapters, gas and electrical changes and control wiring are prepared ahead. On swap day the old unit is disconnected and rigged off, the new one is set and connected, and startup follows.
Planning a booth or oven project in Pennsylvania
Crews mobilize from Houston; Pennsylvania is roughly 1,350 miles away, so equipment, panels and tooling are staged and shipped ahead of the install crew.
Manufacturing in Pennsylvania is concentrated around Philadelphia, Pittsburgh, Harrisburg, Allentown, and Erie. The sectors most likely to be specifying spray booths, blast rooms, powder systems and cure ovens there include steel and metals, heavy machinery, rail equipment, and defense.
Cold winters mean make-up air heaters are sized for sub-freezing intake, and booth or oven placement has to account for frost lines, snow loads on roof penetrations and winter slab work.
Frequently asked questions
Can a new heater sit on the old roof curb?
Sometimes directly, more often with an adapter curb. The curb condition and flashing are checked first, since a new unit on a failing curb invites roof leaks.
Is it worth repairing an old air make-up unit instead of replacing it?
If the housing, heat section and controls are sound, repair can make sense. When several major parts are failing or parts are no longer available, replacement is usually the better use of downtime.
What happens to the old unit?
It is disconnected, made safe and rigged off the roof as part of the swap. How it is disposed of or salvaged is agreed before the work begins.
Will a new unit need different gas or electrical service?
It may. Newer units can have different gas pressure, flow or electrical requirements, so both are checked against the new unit's data before it is ordered.
What should Pennsylvania plants pull together before a visit?
Nameplate photos of the existing heater and booth fans, any old drawings or submittals, roof framing information, gas and electrical details and notes on current performance problems.