---
title: Custom Air Handler with Weight Savings Design and Quiet Operation
description: See inside a New York City school custom air handler with an all-aluminum construction for weight savings and perforation liners for sound attenuation.
---

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

# [Custom Air Handler with Weight Savings Design and Quiet Operation](https://xetex.com/blog/custom-air-handler-with-weight-savings-design-and-quiet-operation)

 Written by [XeteX](https://xetex.com/blog/author/xetex) | 9/9/25 3:19 PM

This XeteX Basis of Design rooftop unit (RTU) is one of four custom air handlers for a New York City school.

Featuring an all-aluminum construction for weight savings and perforation liners at the OA dampers, EA and condensing sections for added sound attenuation. Other notable features include packaged DX cooling and hot gas reheat with Electrofin coated coils; and an indirect gas fired furnace rated to 93% efficiency.

## PERFORMANCE

Model: XAH-9500-RT-DX-HG-HI-FF-RC-AC  
Dimensions: 125”H x 186”L x 117”W  
Weight: 8,000 lbs  
Supply CFM: 9,500 CFM  
Heating Types and Capacities:   
Hot Gas Reheat Coil: 218 MBH  
Indirect Gas Fired Furnace: 400 MBH  
Cooling Type: DX Coil  
Cooling Capacity: 30 Tons

## CONSTRUCTION

- Outdoor unit with **thermal break construction**
- **3” double wall casing** with injected foam (R-value 21) insulation 
    - 0.063” aluminum exterior casing with acrylic paint
    - 0.063” aluminum interior casing
- Aluminum 0.080 floor with 3” injected foam (R-value 21) insulation
- 8” welded structural aluminum base frame
- Aluminum drain pan

## FEATURES

- High efficiency indirect gas fired furnace
- **All-aluminum construction for weight savings**
- **Electrofin coated coils**
- **Perforated liners in EA section and OA hoods, and an extended perforated top surround for condensing fans; sound blankets provided at the compressors**
- **Full unit controls**
- SA/EA PIEZO flow rings
- **Upturned flanges along unit perimeter**
- Test ports on doors in air stream

## COMPONENTS

A. OA 2” MERV 8 with aluminum rack  
B. SA 4” MERV 13 with aluminum rack  
C. Electrofin coated DX coil  
D. Electrofin coated Hot Gas Reheat coil  
E. SA premium two aluminum plenum fans with 2” spring restrained isolators  
F. Indirect Gas Fired Furnace  
G. Recirculation damper  
H. EA premium two aluminum plenum fans with 2” spring restrained isolators  
I. Condensing section: compressors, condenser Electrofin coated coils and fans  
J. Perforated liner surrounding the condenser fans

## Learn more about XeteX custom air handling solutions

<https://xetex.com/hs/cta/wi/redirect?encryptedPayload=AVxigLL1UgtQJppiSUDoyrxnXyTWvVdMWPPa%2F0LiDGM8ItPnxui7YPKGNl1%2FzralTPg6hN%2F0BzoBsiNVu7EGfZm0GWtinOUUrpz5UYqhaVT2UUL85eoolMsTV41PxhqV3OGBOJE%2BmXwylQZ8QzJNDiGgnbOi6DpFzzETIKqcVWtEAT7zPl5eR3j3yw1nILDzKlACZOuE&webInteractiveContentId=182218501548&portalId=22651078>

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