Defender Restricted

A friction hinge designed specifically for resident safety. 

Features

  • Improved weather sealing and draught proofing performance from extended enclosed end cap and asymmetrical vent arm form when tested to BS 6375-1
  • Unique robust cam friction device eliminates any risk of friction screw misuse 
  • Built-in quick release lever allows the window to be fully opened for easy cleaning and total ventilation 
  • Asymmetric location system for reliable and accurate closure 
  • Restrictor automatically relocates and resets when the window is closed 
  • Slot-hole-slot vent fixing configuration for ease of adjustment and guaranteed fixing into reinforcement on PVC-u window frames
  • Available as highline variants from profiles with cavities between 16mm and 18mm 
  • Available in ferritic 430* as standard and austenitic 304* stainless steel for enhanced corrosion resistance 

Specification 

  • 10 or 12 year mechanical guarantee** 
  • Endurance tested to 30,000 cycles 
  • Corrosion tested to a minimum of 96 hours 
  • Secured by Design approved 
  • BBA certification 
  • Compliant with BS6375-2 and EN12126-5 

*Standard ferritic (was 430) to BS EN 10088-2 Grade 1.4016 or Austenitic (was 304) stainless steel to BS EN 10088-2 Grade 1.4301 for enhanced corrosion resistance 

** 10 year mechanical guarantee for Standard Ferritic and 12 year mechanical guarantee for Austenitic Stainless Steel

Product Options
Standard Variants
EDTR12
12" TOP HUNG "RESTRICTED" 13mm ST/HT
EDTR16
16" TOP HUNG "RESTRICTED" 13mm ST/HT
EDTR20
20" TOP HUNG "RESTRICTED" 13mm ST/HT
EDTR24
24" TOP HUNG "RESTRICTED" 13mm ST/HT
EDSR12L
12" SIDE HUNG "RESTRICTED" 13mm ST/HT (LEFT HAND)
EDSR12R
12" SIDE HUNG "RESTRICTED" 13mm ST/HT (RIGHT HAND)
EDSR16L
16" SIDE HUNG "RESTRICTED" 13mm ST/HT (LEFT HAND)
EDSR16R
16" SIDE HUNG "RESTRICTED" 13mm ST/HT (RIGHT HAND)
EDSR12-PL
12" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (LH RES'T, RH STD)
EDSR12-PR
12" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (RH RES'T, LH STD)
EDSR16-PL
16" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (LH RES'T, RH STD)
EDSR16-PR
16" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (RH RES'T, LH STD)
Austenetic Variants
EDTR12A
12" TOP HUNG "RESTRICTED" 13mm ST/HT "AUSTENETIC"
EDTR16A
16" TOP HUNG "RESTRICTED" 13mm ST/HT "AUSTENETIC"
EDTR20A
20" TOP HUNG "RESTRICTED" 13mm ST/HT "AUSTENETIC"
EDTR24A
24" TOP HUNG "RESTRICTED" 13mm ST/HT "AUSTENETIC"
EDSR12AL
12" SIDE HUNG "RESTRICTED" 13mm ST/HT (LEFT HAND) "AUSTENETIC"
EDSR12AR
12" SIDE HUNG "RESTRICTED" 13mm ST/HT (RIGHT HAND) "AUSTENETIC"
EDSR16AL
16" SIDE HUNG "RESTRICTED" 13mm ST/HT (LEFT HAND) "AUSTENETIC"
EDSR16AR
16" SIDE HUNG "RESTRICTED" 13mm ST/HT (RIGHT HAND) "AUSTENETIC"
EDSR12A-PL
12" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (LH RES'T, RH STD) "AUSTENETIC"
EDSR12A-PR
12" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (RH RES'T, LH STD) "AUSTENETIC"
EDSR16A-PL
16" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (LH RES'T, RH STD) "AUSTENETIC"
EDSR16A-PR
16" SIDE HUNG "RESTRICTED" SET 13mm ST/HT (RH RES'T, LH STD) "AUSTENETIC"
EDTR12H6A
12" TOP HUNG "RESTRICTED" 16mm ST/HT
EDTR16H6A
16" TOP HUNG "RESTRICTED" 16mm ST/HT
EDTR20H6A
20" TOP HUNG "RESTRICTED" 16mm ST/HT
EDTR24H6A
24" TOP HUNG "RESTRICTED" 16mm ST/HT
EDSR12H6AL
12" SIDE HUNG "RESTRICTED" 16mm ST/HT (LEFT HAND)
EDSR12H6AR
12" SIDE HUNG "RESTRICTED" 16mm ST/HT (RIGHT HAND)
EDSR16H6AL
16" SIDE HUNG "RESTRICTED" 16mm ST/HT (LEFT HAND)
EDSR16H6AR
16" SIDE HUNG "RESTRICTED" 16mm ST/HT (RIGHT HAND)
EDSR12H6A-PL
12" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (LH RES'T, RH STD) "AUSTENETIC"
EDSR12H6A-PR
12" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (RH RES'T, LH STD) "AUSTENETIC"
EDSR16H6A-PL
16" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (LH RES'T, RH STD) "AUSTENETIC"
EDSR16H6A-PR
16" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (RH RES'T, LH STD) "AUSTENETIC"
EDTR12H7A
12" TOP HUNG "RESTRICTED" 17mm ST/HT
EDTR16H7A
16" TOP HUNG "RESTRICTED" 17mm ST/HT
EDTR20H7A
20" TOP HUNG "RESTRICTED" 17mm ST/HT
EDTR24H7A
24" TOP HUNG "RESTRICTED" 17mm ST/HT
EDSR12H7AL
12" SIDE HUNG "RESTRICTED" 17mm ST/HT (LEFT HAND)
EDSR12H7AR
12" SIDE HUNG "RESTRICTED" 17mm ST/HT (RIGHT HAND)
EDSR16H7AL
16" SIDE HUNG "RESTRICTED" 17mm ST/HT (LEFT HAND)
EDSR16H7AR
16" SIDE HUNG "RESTRICTED" 17mm ST/HT (RIGHT HAND)
EDSR12H7A-PL
12" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (LH RES'T, RH STD) "AUSTENETIC"
EDSR12H7A-PR
12" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (RH RES'T, LH STD) "AUSTENETIC"
EDSR16H7A-PL
16" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (LH RES'T, RH STD) "AUSTENETIC"
EDSR16H7A-PR
16" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (RH RES'T, LH STD) "AUSTENETIC"
Highline Variants
EDTR12H6
12" TOP HUNG "RESTRICTED" 16mm ST/HT
EDTR16H6
16" TOP HUNG "RESTRICTED" 16mm ST/HT
EDTR20H6
20" TOP HUNG "RESTRICTED" 16mm ST/HT
EDTR24H6
24" TOP HUNG "RESTRICTED" 16mm ST/HT
EDSR12H6L
12" SIDE HUNG "RESTRICTED" 16mm ST/HT (LEFT HAND)
EDSR12H6R
12" SIDE HUNG "RESTRICTED" 16mm ST/HT (RIGHT HAND)
EDSR16H6L
16" SIDE HUNG "RESTRICTED" 16mm ST/HT (LEFT HAND)
EDSR16H6R
16" SIDE HUNG "RESTRICTED" 16mm ST/HT (RIGHT HAND)
EDSR12H6-PL
12" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (LH RES'T, RH STD)
EDSR12H6-PR
12" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (RH RES'T, LH STD)
EDSR16H6-PL
16" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (LH RES'T, RH STD)
EDSR16H6-PR
16" SIDE HUNG "RESTRICTED" SET 16mm ST/HT (RH RES'T, LH STD)
EDTR12H7
12" TOP HUNG "RESTRICTED" 17mm ST/HT
EDTR16H7
16" TOP HUNG "RESTRICTED" 17mm ST/HT
EDTR20H7
20" TOP HUNG "RESTRICTED" 17mm ST/HT
EDTR24H7
24" TOP HUNG "RESTRICTED" 17mm ST/HT
EDSR12H7L
12" SIDE HUNG "RESTRICTED" 17mm ST/HT (LEFT HAND)
EDSR12H7R
12" SIDE HUNG "RESTRICTED" 17mm ST/HT (RIGHT HAND)
EDSR16H7L
16" SIDE HUNG "RESTRICTED" 17mm ST/HT (LEFT HAND)
EDSR16H7R
16" SIDE HUNG "RESTRICTED" 17mm ST/HT (RIGHT HAND)
EDSR12H7-PL
12" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (LH RES'T, RH STD)
EDSR12H7-PR
12" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (RH RES'T, LH STD)
EDSR16H7-PL
16" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (LH RES'T, RH STD)
EDSR16H7-PR
16" SIDE HUNG "RESTRICTED" SET 17mm ST/HT (RH RES'T, LH STD)