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“ what closers use ultra x ”

Resolution: The maximum recommended door weight for LCN manual closers is 225 lbs.:

How do you order a Senior Swing header for a 2810 on one leaf and a 2010 on the other?

Resolution: LCN does offer a 2810 Senior Swing / 2010 manual closer combo for a pair of doors. Both units contained within the same Senior Swing header. To order a paired operator with a 2810 o...:

Do I need to order the LCN 4040XP closer X ST-3596 to get the cover screw to secure the snap on cover to the cylinder?

Resolution: No. As of June 27th, 2018--- the cover screw is now standard in the screw packs for the 4040XP, 4040XPT, 4000T, and 4040SE so ST-3596 is no longer needed. :

ULTRA LIQUID X

Resolution: closer fluid, fluid, all weather fluid:

Which Falcon closer has the mounting hole pattern of 12" x 3/4"?

Resolution: The Falcon SC81 series closer has a mounting hole pattern of 12" x 3/4".:

Does LCN still make a 4010SE / 4110 SE?

Resolution: The LCN 4010SE / 4110 SE series are obsolete, and on longer available (discontinued around Aug 1995). They were replaced by the 4040SE series.The 4010SE / 4110 SE track is replaced w...:

What size machine screws are used with thru bolts and a 2-3/4" thick door and a 4040 closer?

Resolution: A 4040 closer mounted with thru bolts on a 2-3/4" thick door would require 1/4-20 X 3-1/2" machine screws.:

What special template (ST) is used with the 2030 closer and a low profile track and roller?

Resolution: The 2030 closer requires a minimum 1-3/8" top rail on the door for the standard track. For a top rail less than 1-3/8" and as narrow as 1", you could use the l...:

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