For the most up to date fire resistance ratings refer to the ul online certifications directory ul p522.
1 hour roof assembly ul.
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Ul does not appear to list an assembly as described.
Concrete with cellular steel 3 hr.
Certification database ul product iq.
276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.
Urb concealed grid system and tile.
With 1 2 wood structural panels with.
3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.
In fact there is no.
It is a key differentiator for products within the exterior wall assembly market.
Assemblies include ducts dampers lighting or other fixtures in the tested assembly.
Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04.
These listings are short summaries to serve as a.
I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control.
Estimated range of acoustical performance is based on laboratory test data of similarly constructed assemblies.
Is this possible without using channels and what ul number would i use.
If further assistance is needed please visit our website or contact a member of our codes and advisory services staff for all other inquiries please contact ul s customer service professionals at 1 877 854 3577 1 877 ulhelps or email.
The ul certification mark on fire resistant products systems and assemblies is relied on by code enforcement officials and buyers to provide confidence that products and systems meet regulatory and market requirements.
The ul evaluation report an additional.
6 usg fire resistant assemblies test certiļ¬cation test conditions and fire and sound tested assemblies listed in this selector are based on characteristics properties and performance certificationof materials and systems obtained under controlled test conditions as set forth in the appropriate astm standard in effect at the time of test.
Report number 1 hour rating category illustration construction 24 oc min 18 depth resilient channel 16 oc 1 layer 5 8 type c gypsum sheathing min 15 32 ul l546 floor or roof with damper duct fixtures insulation and.
12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.
I am looking for a 1 hour roof ceiling assembly for wood truss construction.