{"product_id":"seco-larm-sd-c131-sq-grade-1-door-closer","title":"Seco-Larm SD-C131-SQ Grade 1 Door Closer","description":"\u003ch2\u003eFixed Size 3 Commercial Door Closer for Metal and Wood Doors\u003c\/h2\u003e\n\u003cp\u003eThe Seco-Larm SD-C131-SQ is a heavy-duty Grade 1 surface-mounted door closer for commercial metal and wood doors weighing up to 140 pounds. Its fixed Size 3 closing force is intended for doors up to 42 inches wide, providing controlled automatic closing without the spring-force adjustment required on variable-size models.\u003c\/p\u003e\n\u003cp\u003eTwo independent valves allow installers to set the sweep speed and latch speed separately. Sweep adjustment controls the main closing movement, while the latch valve regulates the final 15 degrees of travel so the door can close firmly enough to engage the latch without slamming.\u003c\/p\u003e\n\u003cp\u003eThe reversible, non-handed design supports left- or right-hand door installations. Included hardware allows regular-arm or top-jamb mounting, making the SD-C131-SQ suitable for commercial entrances, offices, utility rooms, controlled-access openings, and other frequently used doors that fall within its Size 3 capacity.\u003c\/p\u003e\n\u003cp\u003eIts cast-aluminum body, forged-steel arm, and silver finish are designed for commercial service. The closer is certified to ANSI 156.4 Grade 1 requirements for 2 million cycles and carries a five-year manufacturer warranty.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-duty Grade 1 surface-mounted commercial door closer\u003c\/li\u003e\n\u003cli\u003eFixed Size 3 closing force\u003c\/li\u003e\n\u003cli\u003eDesigned for metal or wood doors up to 42 in. wide\u003c\/li\u003e\n\u003cli\u003eSupports door weights up to 140 lb.\u003c\/li\u003e\n\u003cli\u003eSeparate sweep-speed and latch-speed adjustments\u003c\/li\u003e\n\u003cli\u003eLatch-speed control covers the final 15° of closing travel\u003c\/li\u003e\n\u003cli\u003eReversible, non-handed design for left- or right-hand doors\u003c\/li\u003e\n\u003cli\u003eSupports regular-arm and top-jamb installation\u003c\/li\u003e\n\u003cli\u003eCast-aluminum closer body\u003c\/li\u003e\n\u003cli\u003eForged-steel arm assembly\u003c\/li\u003e\n\u003cli\u003eSilver finish\u003c\/li\u003e\n\u003cli\u003eMaximum hinge-side opening angle of 120°\u003c\/li\u003e\n\u003cli\u003eANSI 156.4 certified for 2 million cycles\u003c\/li\u003e\n\u003cli\u003eUL listed\u003c\/li\u003e\n\u003cli\u003eInstallation hardware included\u003c\/li\u003e\n\u003cli\u003eFive-year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e SECO-LARM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ENFORCER\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part Number:\u003c\/strong\u003e SD-C131-SQ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Surface-mounted hydraulic door closer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial Grade:\u003c\/strong\u003e Grade 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e ANSI 156.4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Rating:\u003c\/strong\u003e 2 million cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Listing:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosing Force:\u003c\/strong\u003e Fixed Size 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosing-Force Adjustment:\u003c\/strong\u003e Not adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSweep Speed:\u003c\/strong\u003e Adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLatch Speed:\u003c\/strong\u003e Adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLatch Range:\u003c\/strong\u003e Approximately 15° to 0°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBack Check:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustment Valves:\u003c\/strong\u003e One sweep valve and one latch valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Reversible, non-handed design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Door Width:\u003c\/strong\u003e 42 in. (1,070 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Door Weight:\u003c\/strong\u003e 140 lb. (65 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Door Materials:\u003c\/strong\u003e Metal or wood\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Hinge-Side Opening:\u003c\/strong\u003e 120°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Configurations:\u003c\/strong\u003e Regular arm or top jamb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParallel-Arm Installation:\u003c\/strong\u003e Not listed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Construction:\u003c\/strong\u003e Cast aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArm Construction:\u003c\/strong\u003e Forged steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Footprint:\u003c\/strong\u003e Approximately 6-9\/16 x 3\/4 in. (166 x 19 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCloser Body Length:\u003c\/strong\u003e Approximately 5-1\/2 in. (140 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCloser Body Height:\u003c\/strong\u003e Approximately 2-5\/16 in. (58 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e Approximately 3 lb. (1.36 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e Door closer, forged-steel arm assembly, and installation hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Five years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e Sweep and latch speeds should be adjusted for the door, frame, latch hardware, and site conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConclusion\u003c\/h3\u003e\n\u003cp\u003eThe Seco-Larm SD-C131-SQ is a fixed Size 3 door closer for commercial metal or wood doors within its 42-inch and 140-pound limits. Its independent sweep and latch adjustments provide control over the main closing cycle and final latching movement, while its non-handed design supports regular-arm or top-jamb installations.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003ca class=\"elite-button\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0141\/9617\/8998\/files\/SD-C131-SQ_specs.pdf\" target=\"_blank\"\u003eCut Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Seco-Larm","offers":[{"title":"Default Title","offer_id":49172865548596,"sku":"SD-C131-SQ","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0141\/9617\/8998\/files\/SD-C131-SQ.jpg?v=1782492581","url":"https:\/\/elitegates.net\/products\/seco-larm-sd-c131-sq-grade-1-door-closer","provider":"Elite Gates","version":"1.0","type":"link"}