Pay in 4 interest-free payments of $47.51 Learn more
Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
with 75% free area
Allows for 4-way airflow adjustment
1x2 T-Bar (8" x 20" duct)
available 4" through 40" round (2549)
* UL and California State Fire Marshall approved * 4-1/4" standard frame style * Maximum dimension 60w
3 Hour Out Of Air Fire Door Grille 2663-48X18 Accessories with 75% free areah3. Standard Features * 2661 Square or rectangular fire door for vertical mount only. Maximum dimension 60x60. For damper free area chart A click here * 2663 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 60w x 52h. For damper free area chart B click here * 2665 Round fire door for vertical mount only. Available 4" thru 52" round. * 3 hour rated * UL and California State Fire Marshall approved * 4 1 4"
