Panelfold® - folding doors, acoustical folding partitions, operable walls, operable partitions, demountable partitions, relocatable partitions, portable panels, moveable walls, accordion doors, accordion partitions, acoustical panels - Technical Data


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		Moduflex® Series 400
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		PrimeSpacer® Series 300


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		EchoSorb® Acoustical Panels

operable
walls

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Moduflex® Model 840 Technical Data

OPERATING FEATURES

Operation	Electrically Operated
Panel Configuration & Stacking	Continuously-hinged, center stack, straight line runs
Sound Transmission Class (STC) & Appx Panel Weights	STC 55 Steel Panels, 11.3 Lbs/Ft² (55.2 Kg/m²) STC 53 Steel Panels, 9.9 Lbs/Ft² (48.3 Kg/m²) STC 51 Steel Panels, 9.2 Lb/Ft² (44.9 Kg/m²) STC 49 Steel Panels, 8.4 Lb/Ft² (41 Kg/m²)
Noise Reduction Coefficient (NRC) Available	NRC .80, STC 51 Steel Panels 10.7 Lb/Ft², (52.2 Kg/m²). Click here for more info
Top Seals	Sweepseals standard
Bottom Seals	Self-compensating floating bottom seals with 2 1/2" nominal clearance; sweepseals and Autoseals^™ optional
Final Closure	Available with hinged half panel, offset jamb and seal through pocket door closures
Panel Thickness	4 1/4" (108mm)
Framing & Substrate	One-piece seamless steel faces with machine laminated gypsum backers are permanently and invisibly edge-welded directly to 14 gauge steel frames and reinforced with full height protective formed steel framing astragals on both vertical edges of all panels
Support	Gusseted, welded and reinforced top frame carrier bolt support
Track & Carriers	Type 8 Pre-Programmed^™ heavy-duty white aluminum track with quiet, smooth rolling steel ball bearing carriers with steel wheels Type 5 Pre-Programmed^™ 7 gauge high-yield steel track with smooth rolling radial-type steel ball-bearing wheels Click here for track assembly details
Maximum Ceiling Height	22' 3" (6782mm)
Maximum Opening Width	135' (41148mm) Single opening; 270' (82296mm) Joining opening
Panel Edges	Sheer Look^® wrap around panel faces and bronze finish deep nesting universally interlocking panel edges made of steel for extra impact strength and fire resistance
Surfacing Materials	Wide selection of standard vinyls, fabrics, carpets, wood veneers and laminates, or a material of your own

OTHER FEATURES

Fire Ratings	Standard non-combustible panel construction with Class "A" flame spread rating. Click here for flame spread test data
Eco-Friendly Product	Helps projects achieve LEED certification points. Click here for Panelfold's Environmental Sustainability Report
Pass Doors	Single pass doors are of the same thickness and acoustical construction as the panels in which they reside, and may be specified with self-illuminated exit signs, Autoclosers^™, key locks, push plates, panic hardware and windows
Pocket Doors	3-Section and Double w/ Slot Closure pocket doors available. Click here for Pocket Doors Technical Brief
Other Options	Full and partial height chalkboard, markerboard, projection and tackable cork work-surfaces Full and partial height windows glazed with Lexan, Plexiglass, or unglazed Joining and intersecting walls
Other Information	Click here for everything you wanted to hear about sound but were afraid to ask Click here for Track Deflection Allowance data

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