top of page


Damper Testing Mark.jpg

Welcome to our page dedicated to the critical importance of 4-year and 6-year damper inspections as per the guidelines of the National Fire Protection Association (NFPA). Proper damper inspections are crucial for maintaining the safety and functionality of fire and smoke dampers in commercial and industrial buildings.


At Fire Plus, we pride ourselves on our experience and knowledge in damper inspections, making us the go-to nationwide company for ensuring your facility's compliance and safety.

Why Damper Inspections Matter:

1. Life Safety: Fire and smoke dampers play a crucial role in fire safety by preventing the spread of smoke and fire throughout a building. Regular inspections ensure they function as intended during emergencies, protecting lives and property.

2. Code Compliance: NFPA codes and standards, such as NFPA 80 and NFPA 105, require routine inspections of dampers to ensure they meet safety regulations. Non-compliance can result in fines, penalties, and compromised safety.

3. Energy Efficiency: Properly functioning dampers help maintain a building's energy efficiency. Malfunctioning dampers can lead to heat or cool air loss, increasing energy costs.

NFPA Guidelines for 4-Year and 6-Year Damper Inspections


NFPA provides guidelines for the inspection and maintenance of fire dampers in its NFPA 80 Standard for Fire Doors and Other Opening Protectives. According to these guidelines, fire dampers should undergo the following inspections:

  • 4-Year and 6-Year Inspections: These inspections should be performed by a qualified technician every four or six years. During this inspection, the technician should ensure that the damper operates correctly, closes upon actuation, and is free from debris, obstructions, or damage.

Additionally, any damper that has been subjected to excessive heat, physical damage, or severe environmental conditions should be inspected and tested as soon as possible, regardless of the regular inspection schedule.


Fire dampers are a crucial part of a building's fire protection system, and their regular inspection and maintenance are essential for ensuring the safety of occupants and compliance with fire safety regulations. The NFPA's guidelines for 4-year and 6-year damper inspections provide a structured approach to maintaining these critical components.


By adhering to these inspection schedules, building owners and facility managers can have peace of mind, knowing that their fire protection systems are in optimal working condition. Ultimately, investing in the inspection and maintenance of fire dampers is an investment in the safety and well-being of all who occupy the building.

Fire Plus is your trusted partner for damper inspections nationwide.


Our extensive experience and knowledge ensure:

  • Compliance with NFPA guidelines and other industry standards.

  • Thorough inspections and accurate documentation.

  • Efficient and cost-effective solutions for damper maintenance and repairs.

  • Peace of mind knowing that your fire and smoke dampers are in optimal condition.

bottom of page