Pay in 4 interest-free payments of $57.63 Learn more
Ships within 48 hours · Estimated delivery Nov 9 - Nov 14
Extended sleeve (2751)
Square or rectangular for vertical mount only
425 Series Engineering/Performance Data
Square to round 2" collar with roll formed retention bead - available in square sizes only
½ × ½ × ½ Aluminum lattice
4" 3 Hour Vertical Mount Fire Door 2661-40X40 Residential Registers & Grilles Extended sleeve (2751)h3. Standard Features * 2661 Square or rectangular fire door for vertical mount only. Maximum dimension 60x60. For damper free area chart A click here * 2663 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 60w x 52h. For damper free area chart B click here * 2665 Round fire door for vertical mount only. Available 4" thru 52" round. * 3 hour rated * UL and California State Fire Marshall approved * 4 1 4"
US$ 14.99
US$ 352.00
US$ 305.00
US$ 305.00
