Division 21: Fire Suppression
Division 21 covers fire suppression: wet and dry sprinkler systems, standpipes, fire pumps and special suppression systems.
MasterFormat group: Facility services
What Division 21 includes
- Wet-pipe sprinkler systems
- Dry-pipe and preaction systems
- Standpipes
- Fire pumps
- Clean agent systems
Who bids Division 21
Fire sprinkler contractors. Most of the work is delegated design.
What an estimator should check
- 01Hazard classifications by area.
- 02Ceiling types and heights that set the head type.
- 03Where your work starts: at the flange or at the street.
- 04Fire pump and tank requirements.
Takeoffs in Division 21
Takeoff Tool reads one spec section, counts the items on the plans and flags where the spec and the drawings disagree. Each trade page says if the trade is live or opening.