Price checkDDA-NHO-T1-U
Trade pricing on application
Door Closers
PRO50 Concealed Overhead Door Closers
PRO50 Concealed Overhead Door Closers supplied for aluminium door hardware and secure entry projects.
Trade pricing on application
Trade qualityTechnical supportUK stocked range
Need compatibility checked? Ask for trade support
Price checkPrice review requiredThis technical line needs Ali Hardware confirmation before online purchase is enabled.Request trade price ->Project supportTrade/project supportOrder-code and product context are carried into the enquiry form.Enquire now ->
Product overview
Built for specification-led aluminium door projects.
PRO50 Concealed Overhead Door Closers supplied for aluminium door hardware and secure entry projects.
- Concealed or controlled closing hardware for aluminium doors
- Specification-led product family for installer workflows
Technical information
Check the important details before ordering.
Applications
- Aluminium door hardware
- Commercial door specification
Specification notes
- Concealed or controlled closing hardware for aluminium doors
- Specification-led product family for installer workflows
Need technical help?
Confirm compatibility, finish and fit before dispatch.
Send the current product, variant and order code to Ali Hardware for a quick project check.
Ordering support
Trade buyers can confirm final code, finish and fit before purchase.
Select the correct order code, handing, finish or size before purchase. Trade support can confirm compatibility before dispatch.
DDA-NHO-T1-UDDA Compliant – no hold open
510100T1-ULight duty (size 1) – no hold open
510200T1-UMedium duty (size 2) – no hold open
510300T1-UHeavy duty (size 3) – no hold open
510900T1-UVariable strength – no hold open DDA
DDA-HO-T1-UCompliant – 90° hold open
510190T1-ULight duty (size 1) – 90° hold open
510290T1-UMedium duty (size 2) – 90° hold open
Documents
Technical documents are checked before specification.
Documents are checked during trade support.Request specification support ->

