Clean Air, Controlled Comfort

FIST ensures your Makeup Air systems provide consistent, code-compliant ventilation and high indoor air quality year-round, from installation to troubleshooting.

Equipment Supply & Installation

Delivery and installation of:
  • Packaged makeup air units
  • Direct-fired or indirect-fired MAUs
  • Cooling and heating options (gas, electric, hydronic coils)
  • Ductwork connection, rooftop mounting, or curb setup.
  • Electrical and control wiring setup.
  • Preventive maintenance service plans to extend equipment life.

Troubleshooting & Repairs

  • Diagnosing issues like poor airflow, pressure imbalances, noise, burner failures, or sensor faults.
  • Replacing faulty components: motors, belts, burners, actuators, sensors.

  • Emergency repair services to reduce downtime in commercial settings.

Compliance & Code Support

  • Ensuring systems meet all applicable building codes, ASHRAE standards, and mechanical ventilation requirements.
  • Help with permitting, documentation, and inspections.

Air Quality Solutions

  • Integration of filtration upgrades (HEPA, MERV-rated filters).
From diverse construction projects to comprehensive project management — We’ve Got You Covered.From diverse construction projects to comprehensive project management — We’ve Got You Covered.
As a minority-owned company rooted in integrity and technical excellence, we’re proud to provide turnkey solutions in piping, structural support, equipment rigging, and beyond.As a minority-owned company rooted in integrity and technical excellence, we’re proud to provide turnkey solutions in piping, structural support, equipment rigging, and beyond.

Getting Started with FIST

01.

Get in Touch With Us

Fill out our short form or reach out by phone or email. We will respond promptly to schedule a convenient time to connect.

02.

Project Review & Site Walkthrough

You can provide ready-made plans, drawings, specifications, or a scope of work. We can visit the site to assess conditions and clarify project scope, timeline, and labor needs when necessary or requested.

03.

Free Preliminary Estimate

We prepare an initial proposal or cost estimate. The estimate will include the project timeline, detailed scope of work, and required labor.

04.

We Get to Work

Upon award of the contract, we will begin the work according to the contract specifications. You receive a reliable partner focused on delivering high-quality results – on time and on target.