Doors / Building Materials - Blowout Sale! Save up to 53%


Blowout Sale! Up to 53% off on Doors (in Building Materials) at KU Building Tech [24]. Top brands include Chamberlain, MOES, SS, Genie, Liftmaster, LiftMaster, Liftmaster/Chamberlain/Sentex, Overhead Door, & GarageMate. Hurry! Limited time offers. Offers valid only while supplies last.



Chamberlain / LiftMaster / Craftsman 4228 Replacement Battery for Battery Backup Equipped Garage Door Openers ( Packaging May Vary )
By Chamberlain
In Stock
$49.99
$36.99
You Save: 26%

mpn: 4228, ean: 0012381742288,

4.1 out of 5 stars with 18 reviews
The Chamberlain Replacement Garage Door Opener Battery recharges for up to 20 cycles without grid power. Allow you to get in when the power goes out. It is compatible with Chamberlain battery backup garage door openers.Note : Packaging May Vary. User may get item in Black and Grey Color. Replacement Battery for Battery Backup Equipped Garage Door Openers. Helps prevent lock outs. 4.5 Ah for use in Emergency Lighting. For use with all Chamberlain Garage Door Openers. 12 Volt.


MOES WiFi Smart Garage Door Opener Controller Smart Life/Tuya APP Wireless Remote Control from Anywhere Compatible with Alexa Google Assistant and IFTTT No hub Required
By MOES
In Stock
$49.99

mpn: MS-102-US-B, ean: 0700828958100,

4.1 out of 5 stars with 8 reviews
1.★Smart Voice Automated: Moes Wifi Smart Garage Door Opener Automate Traditional Garage Door. Wirelessly Remote Control by Smart Phone via Smart Life App and Voice Control by Alexa/ Google Home Assistants. 2.★Diversified Functions on Smart life App : Garage Door Status Alerts(Whenever there is door open or close ,you will be notified on your smart phone)/Historical Time Records of Open and Close /Count down /Repeated Timer .. 3.★Multiple Users Access: You can authorize your parents, Child


Chamberlain Group Chamberlain B1381 Bright LED Lighting Smartphone-Controlled Ultra-Quiet & Strong Belt Drive Garage Door Opener with Battery Backup & Max Lifting Power, 1.25 hp, Blue
By Chamberlain
In Stock
$338.00
$294.96
You Save: 13%

mpn: B1381, ean: 0012381191796,

4.5 out of 5 stars with 60 reviews
The new Chamberlain corner to corner lighting smart garage opener offers the durability, security and remote access of chamberlain’s industry leading garage door Openers, while letting you experience your garage in a whole new light. Its long lasting, precision engineered LED system provides unrivaled garage illumination, empowering you to get the most of your garage space. With the corner to corner lighting smart garage opener, you get more control with built in Wi Fi and myq connectivity, mo


Pair of 207 X 2" X 22" Garage Door Torsion Springs with Winding Bars
By SS
In Stock
$66.90

mpn: TS20207,

4.2 out of 5 stars with 35 reviews
WARNING: Torsion springs, extension springs, and related door hardware can cause serious injury or death if not handled and installed properly. Professional installation is recommended. Do NOT attempt to install springs or hardware yourself unless you have the proper tools, reasonable mechanical aptitude and experience, and upper arm strength. Read and understand all instructions before you begin work. Extension and torsion springs, along with attached hardware, are under extreme tension at


Genie ChainDrive 550 Garage Door Opener - Heavy-Duty Chain Drive System - Includes 2, 3-Button Remotes, Wall Console, Wireless Keypad, Safe T-Beams - Model 2035-TKV
By Genie
In Stock
$169.99
$164.89
You Save: 3%

mpn: 38957R, ean: 0050049020453,

4.0 out of 5 stars with 37 reviews
Experience power and reliability with this long-lasting Genie chain drive garage door opener. The powerful DC motor operates the door smoothly with soft starts and stops. You can count on getting years of service this low-maintenance, easy-to-install chain drive garage opener. This garage door opener is equipped with Genie's INTELLICODE technology that prevents unauthorized persons from opening your garage door. The included Safe-T-Beam garage door safety sensors, ensures your family’s safety


Chamberlain Group B730 Ultra-Quiet & Strong Belt Drive Garage Door Opener with Battery Backup and Plus Lifting Power, Blue
By Chamberlain
In Stock
$229.00

mpn: B730, ean: 0012381267446,

4.6 out of 5 stars with 59 reviews
The Chamberlain B730 is an ultra quiet and extra strong steel reinforced belt drive garage door opener with anti vibration technology. Perfect for attached garages, it’s precision engineered for years of worry free reliability and smooth performance you can sleep through. Powered by Chamberlain’s Lift Power System, it delivers the highest lifting capacity compared to the ¾ power class. Designed and engineered for safety and security, it features battery backup, enhanced Triband frequency te


Liftmaster Lot of 2 LiftMaster 890MAX Mini Key Chain Garage Door Opener Remote, Black with Grey Buttons
By Liftmaster
In Stock
$52.40
$45.95
You Save: 12%

mpn: CECOMINOD014174, ean: 7241871044158,

4.9 out of 5 stars with 33 reviews
Compatible with all LiftMaster garage door openers manufactured starting January 1993 to current and all 315MHZ LiftMaster and Elite gate operators. Compatible with Craftsman AssureLinkTM garage door openers by Sears. Compatible with yellow, purple, orange or reddish orange and green learn buttons. Includes visor clip or key ring, battery and instructions.Compatible with all LiftMaster garage door openers manufactured starting January 1993 to current. Compatible with Craftsman AssureLinkTM garag


LIFTMASTER Garage Door Openers 41A5250 Belt 7' Door
By LiftMaster
In Stock
$63.20

mpn: 41A5250, ean: 7241871193139,

4.2 out of 5 stars with 42 reviews
Full belt assembly For use with Chamberlain belt drive models WD912KS, WD822KS, WD822KD, WD952KD, WD952KLD, HD600. For standard 7 foot high garage doors. ''Square'' rail assemblies ONLY. Belt length end to end 237 1/2''.Full belt assembly. For use with Chamberlain belt drive models WD912KS, WD822KS, WD822KD, WD952KD, WD952KLD, HD600.. For standard 7 foot high garage doors.. Belt length end to end 237 1/2.


Liftmaster/Chamberlain/Sentex 41A5434-11A Garage Door Openers
By Liftmaster/Chamberlain/Sentex
In Stock
$66.39

mpn: 041A5434-11A, ean: 0640213239295,

4.7 out of 5 stars with 25 reviews
Full belt assembly for use with lift master belt drive models 2500, 2580, 2280, 3500, 3580, 3280.Full belt assembly for use with chamberlain belt drive models wd822k, wd922k, wd912k.For standard 7 foot high garage doors. Belt length end to end 233 1/2.Full belt assembly for use with Liftmaster/Chamberlain/Sentex belt drive models 2500, 2580, 2280, 3500, 3580, 3280. Full belt assembly for use with chamberlain belt drive models WD822k, WD922k, WD912k. For standard 7 foot high garage doors. Belt le


Chamberlain Group C450 Smartphone-Controlled Durable Chain Drive Garage Door Opener with MED Lifting Power, Pewter
By Chamberlain
In Stock
$180.80

mpn: C450, ean: 0012381185641,

4.4 out of 5 stars with 47 reviews
The Chamberlain C450 is a durable, long lasting chain drive garage door opener with smart technology that gives you more control and makes managing your home and life easier. Powered by Chamberlain’s Lift Power System, it delivers the highest lifting capacity compared to the ½ power class. Built in Wi Fi allows you to control your garage door with the Chamberlain MyQ App. From a smartphone or tablet you can get real time alerts, open, close, and know the status of your garage door and more—


Overhead Door OCDTR-3, CodeDodger Garage Door Opener Remote, 3 Buttons, 2 Pack
By Overhead Door
In Stock
$59.99

mpn: OCDTR-3BXx2, ean: 0644730146425,

4.4 out of 5 stars with 34 reviews
Overhead Door OCDTR-3 CodeDodger Three Button Garage Door Opener Remote This 3-button garage door remote control has a stylish design and easy access buttons. Features CodeDodger access security, which has a rolling code to thwart code-grabbing thieves by sending a code from billions of combinations. The tension clip slides easily and securely onto the sun visor. Battery included. OCDTR-3 Three Button Remote - 390Mhz Replacement For 390Mhz Models 1998 - Today Compatible Replacement for These Mod


GarageMate: Open your garage with your iPhone or Android. Easy setup. Secure. Bluetooth4.0. Please read description fully before ordering.
By GarageMate
In Stock
$51.95

mpn: GM2540-W,

4.5 out of 5 stars with 39 reviews
GarageMate opens your garage using your iPhone and Android. The GarageMate Receiver installs in minutes with only two wires to connect to your garage door opener and will not interfere with your existing remotes or wall console.You can then pair up to 8 Androids and iPhones. GarageMate never needs batteries GarageMate uses Bluetooth4.0 and initial pairing requires you to be inside your garage and to hold the pairing button on the receiver for several seconds. This offers the highest level of sec


LiftMaster Receiver Logic Control Board 41A5021-1M-315 Chamberlain LiftMaster, Black
By LiftMaster
In Stock
$79.69
$78.20
You Save: 2%

mpn: 41A5021-1M-315, ean: 0640213242981,

4.3 out of 5 stars with 9 reviews
LiftMaster 41A5021-1M-315 receiver logic board assembly.The 41A5021-1M-315 receiver logic board assembly includes the receiver logic board and instructions.. Replaces parts: 41A5021-1H-315, 41A5021-4M-315, 41A6135-1A, 41A6148-1 and 41A6148-1A. Compatible with LiftMaster 1345, 1346, 1355 and 1356 models.


Chamberlain Mc100-P2 Universal Mini Garage Door Remote, Plain
By Chamberlain
In Stock
$39.99
$18.96
You Save: 53%

mpn: MC100-P2, ean: 0012381186594,

4.0 out of 5 stars with 44 reviews
The Chamberlain Universal Mini Garage Door Remote is compact, user friendly & works with all major brands. 2-button design to control multiple garage doors, entry gates, and MyQ-enabled lights. Simple, wireless programming gets you connected fast. Key ring attachment to backpacks, car keys, and your dog's favorite leash. Durable, scratch resistant outer shell. Simple 1 touch design Wireless programming slim compact design fits easily in your pocket 2-button design to control multiple garage door


Overhead Door O3T-BX Garage Door Opener Remote, 3 Buttons, Key Chain or Visor
By Overhead Door
In Stock
$30.03
$29.00
You Save: 3%

mpn: 37219R, ean: 0761825018532,

4.6 out of 5 stars with 32 reviews
Features an automatic seek technology that responds to a 315 or 390 mhz frequency to reduce any potential external radio interference. Features Code Dodger 2 access security system that is also compatible with Code Dodger 1 technology. This remote control will operate up to three different garage door openers and provides a low battery warning when the battery needs to be replaced. This remote control is standard with all Overhead Door Odyssey 1000 (model# 7030), Odyssey 1200 (model #8030), Dest




LiftMaster 890max Mini Key Chain Garage Door Opener Remote, 2.5" Long x 1.25" Wide x 1/2" Thick, Black with Gray Buttons
By LiftMaster
In Stock
$26.94

mpn: 890MAX, ean: 7535001458930,

4.8 out of 5 stars with 59 reviews
•Miniature version of larger 893MAX 3-Button Remote Control; fits in purse, pocket or on a key chain•Can control up to three garage door openers or gates, or MyQ™ enabled light devices•Features Security+2.0™ rolling code technology•Compatible with all LiftMaster® garage door openers manufactured since January 1993, and all 315MHz LiftMaster and ELITE™ gate operatorsWorks with all Liftmaster openers from 1993 to present (any Liftmaster opener with safety sensors)Signal reaches from



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