Case Study: Municipal Control Room Spray Foam Insulation
- sprayfoamarizona
- Jan 9
- 3 min read
Client Type: Municipal Facility (Public Infrastructure)Project Type: Control Room / Operations Room Insulation UpgradeLocation: ArizonaContractor: Spray Foam Arizona (DBA of Santa Rosa Construction LLC)Website: https://www.sprayfoam-arizona.com/
Project Overview
Spray Foam Arizona was contracted to upgrade insulation and fire protection in multiple municipal control rooms responsible for monitoring and managing critical public infrastructure systems. These control rooms require tight environmental control, consistent indoor temperatures, fire-resistance, noise reduction, and long-term energy efficiency to support 24/7 operations and sensitive electronic equipment.
The existing structures suffered from poor thermal performance, air leakage, and limited fire-resistance—common issues in Arizona municipal buildings constructed prior to modern energy and life-safety standards.

Project Challenges
Temperature instability impacting equipment performance and operator comfort
Air infiltration allowing dust and outside heat into the control room
High energy demand due to inefficient insulation
Operational sensitivity – work had to be completed without disrupting municipal services
Strict safety and documentation requirements typical of government facilities
Solution: Closed-Cell Spray Foam Insulation & Intumescent Fire-Resistive Coatings
Spray Foam Arizona designed and installed an integrated system combining closed-cell spray polyurethane foam (SPF) with a code-compliant intumescent fire-resistive coating to address thermal performance, air sealing, and life-safety requirements.
Why This System Was Selected
Superior R-value per inch compared to traditional insulation
Acts as a continuous air and vapor barrier to protect electronics
Improves humidity control in conditioned spaces
Adds structural rigidity to wall and roof assemblies
Intumescent coating provides fire-resistance and code compliance over exposed foam
Long service life with minimal maintenance

Scope of Work
Pre-job safety planning and coordination with municipal staff
Phased scheduling to support multiple active control rooms without service interruption
Surface preparation and protection of sensitive equipment
Application of closed-cell spray foam insulation to:
Wall cavities
Ceiling / roof deck areas
Application of intumescent fire-resistive coating over exposed foam surfaces
Wet mil thickness verification and quality control documentation
Final inspections, cleanup, and site restoration
All work was completed in compliance with municipal safety protocols, fire code requirements, and industry best practices.
Safety & Risk Management
Safety was a top priority due to the active nature of the facility and the presence of municipal employees.
Daily job hazard analysis (JHA)
Controlled access to the work area
Proper PPE and ventilation procedures
Adherence to Spray Foam Arizona’s documented safety program
No safety incidents or operational disruptions

Results & Performance Benefits
Energy Efficiency
Significantly reduced heat gain across all control rooms
Lower HVAC runtime and improved load balancing
Environmental Control
Stable interior temperatures critical for 24/7 operations
Reduced dust and air infiltration
Improved indoor comfort for operators
Fire & Life Safety
Code-compliant fire protection achieved through intumescent coatings
Improved fire-resistance of insulated assemblies
Enhanced safety for personnel and critical infrastructure
Operational Reliability
Enhanced protection for sensitive electronic systems
Reduced risk of overheating or fire-related equipment disruptions
Long-Term Value
Durable insulation and fire-protection system
Reduced maintenance, energy, and lifecycle costs for the municipality
Why This Matters for Municipal Facilities
Control rooms, utility buildings, and public infrastructure spaces demand reliability, efficiency, and safety. Spray foam insulation provides municipalities with a solution that:
Protects mission-critical systems
Reduces long-term operating costs
Supports sustainability and energy-efficiency goals
Minimizes future retrofit needs
Why Spray Foam Arizona
Arizona KB-1 Dual Licensed Contractor #331359
Proven experience on municipal and government projects
Safety-first culture with documented training and compliance
Expertise in spray foam insulation, roofing, and specialty coatings
Trusted partner for complex, high-responsibility environments
Project Summary (Quick Facts)
Facility Type: Multiple Municipal Control Rooms
Insulation Type: Closed-Cell Spray Foam
Fire Protection: Intumescent Fire-Resistive Coating
Primary Benefits: Energy efficiency, air sealing, fire protection, equipment reliability
Safety Record: Zero incidents
Completion: Phased, on schedule, no service interruptions

Interested in a similar solution? Spray Foam Arizona works with cities, utilities, and public agencies across Arizona to deliver safe, efficient insulation solutions for critical facilities.
📞 520-252-3823 | ✉️ sprayfoamarizona@gmail.com🌐 https://www.sprayfoam-arizona.com/




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