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“ DOUBLE DOOR ACOUSTICAL ASTRAGAL ”

RELATED FAQS

Resolution: Astragals are required on: 3 hour fire rated pairs: Double doors - swinging in the same direction Double Egress - swinging in opposite directions Fire rated Dutch Doors Fire rated 1 3/4" t...:

What astragals are available?

Resolution: Types of astragal offered from Steelcraft are as follows: "Z" Astragal - For information on "Z" astragal types and attachment refer to the TD Manual page 3.3.17. Most commonly used on double ...:

What is an astragal?

Resolution: An Astragal is an applied molding attached most commonly to the meeting edge of doors to: Protection against weather conditions Minimize the passage of light between the doors Retard the passa...:

What is an STC rating?

Resolution: STC stands for Sound Transmission Class. An STC (Sound Transmission Class) is a single number rating system derived from measured values of sound transmission loss in accordance with ASTM E90...:

What strike do I specify with the 9975 device on a pair of 1 3/4" thick doors with a flat overlapping astragal mounting on the exterior of the active door?

Resolution: Use the 575-2 strike with 9975 device on a pair of 1 3/4" thick doors with overlapping astragal mounting on the exterior of the active door. The strike lip has been cut off to eliminate any interfe...:

Are top caps, bottom caps and/or astragals finish stained when factory attached on Graintech door?

Resolution: When factory installed on GrainTech® doors: Finish Stain - YES, top caps, bottom caps and astragals are stained (prior to attachment) to match the GrainTech® door finish. GrainTech® Steel - NO, t...:

What Steelcraft products have been tested in accordance with SDI's Acoustical Testing Standard #SDI 114?

Resolution: SDI 114 is no longer published as an SDI performance standard. The new SDI standard for acoustical Performance is SDI 128-09Steelcraft does offer products that have been tested in accordance with S...:

Are astragals required on 3 hour rated pairs of doors?

Resolution: All 3 hour fire rated pairs of doors do require an astragal when used without a removable hardware mullion. Pairs of doors with removable hardware mullions are treated and listed as 2 single doors...:

My COR is not allowing my inactive leaf with push side overlapping astragal to close first.

Resolution: Astragal must be applied to pull side of active leaf, since placing the stragal on the inside of the inactive leaf will interfere with the active door closing.: