9300BC Series Surface Door Closer Aluminum Painted

9300BC SeriesLight Commercial Door Closer The 9300BC Series is a durable, economically priced door closer designed for commercial exterior and interior doors such as storefront and industrial applications. Features:Spring size 3, 4Separate and independent valve for sweep speed and latch speedAdjustable backcheck standardRegular and top jamb mountingCertifications:ANSI/BHMA A156.4, Grade 3UL / cUL listed for use on fire rated doorsUL10C listed for positive pressure fire testThis product is manufactured in an ISO 9001, ISO 14001 facilityExplanation of Features: Aluminum Alloy Housing:Closer bodies are constructed of a special aluminum alloy, carefully selected to accommodate interactive steel components and operating conditions. Rack & Pinion Operation:Provides a smooth constant control of the door through its full opening and closing cycle. 180 Degrees door swing can be achieved when door, frame, hardware and arm function do not interfere. Non-Handed:Pinion shaft extends vertically through the closer body in both directions. This permits the closer to be positioned on either right or left-hand doors for most applications. Non-Critical Control Valves:All control valves for sweep speed, latch speed and backcheck cushioning are noncritical and are adjusted by a standard 1/8 in (3mm) hex wrench. Adjustable Backcheck Cushion Valve:Provides control of the door in the opening cycle, beginning at approximately 75 Degrees of door opening. It slows/cushions the door opening, when the door is forcibly opened beyond its preadjusted speed limitation. Finishes:All door closers are painted in waterborne acrylics. All steel parts, mounting plates and brackets are powder coated. The closers will withstand 120 hours of salt spray. ANSI requires 25 hours. Adjust Power Shoe:Supplied as standard for a 15% (+/-7 1/2%) power adjustment by relocating the forearm at the shoe, for regular arm and top jamb non-hold open installations. Optional Features: Hold Open Arm:Closer arm has adjustable hold open feature (90 Degrees to 180 Degrees).This arm is non-handed. Order by suffixingH to the catalog number. Parallel mount(prefix P to model number)Friction hold open arm