---
title: Custom Make Up Unit with Corrosion Resistant Design
description: Designed for a wastewater treatment plant, this XeteX unit is one of two custom make up units for this project featuring a corrosion resistant design.
---

[XeteX Air Handling Blog ](https://xetex.com/blog)

# [Custom Make Up Unit with Corrosion Resistant Design](https://xetex.com/blog/custom-make-up-unit-with-corrosion-resistant-design)

 Written by [XeteX](https://xetex.com/blog/author/xetex) | 4/6/26 1:00 PM

Designed for a wastewater treatment plant, this XeteX unit is one of two custom make up units (MAU) for this project featuring a corrosion resistant design.

The MAU features a corrosion resistant design with an all-aluminum construction, an explosion-proof SA blower and motor, and an indirect gas fired furnace.

Let's take a look at performance and see what's inside.

## PERFORMANCE

Model: XAH-2500-RT-HI  
Dimensions: 41”H x 126”L x 68”W  
Weight: 1,900 lbs  
Supply CFM: 2,500 CFM  
Heating Type: Indirect Gas Fired Furnace  
Heating Capacity: 149 MBH

## CONSTRUCTION

- Outdoor unit
- 2” double wall casing with injected foam (R-value 14) insulation
- 0.063 aluminum exterior casing
- 0.050 aluminum interior casing
- 0.080 aluminum floor with 2” PolyIso foam (R-value 6.0/in) insulation
- 5” welded structural steel base frame with welded lifting lugs

## FEATURES

- **304 SS indirect gas fired furnace**
- **Factory mounted controls**
- **Aluminum conduit**
- **Welded aluminum floors**
- Piezo flow ring

## COMPONENTS

A. OA 2” MERV 8 filter with aluminum rack  
B. SA premium plenum fan with corrosion-resistant coating  
C. 304 SS indirect gas fired furnace

## Learn more about XeteX Custom Air Handling Solutions for Wastewater Treatment Plants!

<https://xetex.com/hs/cta/wi/redirect?encryptedPayload=AVxigLIcCAOuIajUSrsSrMlGbmviteuTXjzDXCuEzSbKBGFHoB7Eabnj4VEM203OWqLTAjul4cwXC%2FSnCNOSRsagENT%2F1I7qyAp7Yis6JVDA2KSCRDeCcQ6JWKPrH18cy2%2BYEPrWEFwhvgVpYlpL%2BxnVLgsHwxwkLAuh9GMEmqolEbR5U%2FARKiHBiTjUIcCAMIoJcmdIzzI%3D&webInteractiveContentId=182218502200&portalId=22651078>

[View full post](https://xetex.com/blog/custom-make-up-unit-with-corrosion-resistant-design)

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