The double porthole window set consists of 2 window panes, 2 inner rings and 2 outer rings (see 2nd photo) which fit together to produce the window.
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Door and Window Limiter Safety Locks Door Lock for Window Safety Locks Window Locks for Vertical Sliding Windows Sliding Glass
Aliexpress UK
PORTHOLE FOR DOORS phi 350 mm. The rings may be powder painted into any color. The porthole's installation Attach one part of the porthole to door and mark places to drill holes for the screws. Screw the porthole together with a set of bolts and nuts.
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Window Lock Push-pull Door and Window Door Lock Aluminum Alloy Safety Lock Push-pull Window Limiter Screen Window Fixed Buckle
Aliexpress UK
Working porthole which opens and closes. Material: Aluminium. Silver Finish (As shown in Picture).
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Door Window Hook Black Stainless Steel Window Lock with Safety Switch Cabin Window Hook Door Eye Latch Catch Holder with Screws
Aliexpress UK
PORTHOLE FOR DOORS phi 350 mm. The rings may be powder painted into any color. The porthole's installation Attach one part of the porthole to door and mark places to drill holes for the screws. Screw the porthole together with a set of bolts and nuts.
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Aluminum Alloy Window Lock Stopper Sliding Window Anti-theft lock Window Sliding Door Baby Kids Child Safety Doors Lock
Aliexpress UK
North 4 Design Porthole window for 35mm thick door.
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10-1pcs Aluminum Alloy Window Lock Stopper Sliding Window Anti-theft lock Sliding Door Window Baby Kids Child Safety Doors Lock
Aliexpress UK
Porthole window for 35mm thick door. Fireproof kit for firedoor but does not have the sealant strip included.
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10-1Pcs Aluminum Alloy Window Lock Stopper Sliding Window Anti-theft lock Window Sliding Door Baby Kids Child Safety Doors Lock
Aliexpress UK
Material : Aluminum and Glass. Finish : Black Finish (As shown in Picture).
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Window Security Key Lock Sliding Doors Windows Restrictor Child Safety Anti-theft Door Stopper Windows Children Baby Safety Lock
Aliexpress UK
00715019, 20001372. Safety First: Unplug the washing machine from the mains. (Grey - RAL 7040). Appliance repairs must always be carried out by a suitably qualified engineer or technician. Small Appliance Parts.
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1pc Window Frame Safety Chain Lock Self Adhesive Window Restrictor Child Door Safety Locks Door and Window Hardware
Aliexpress UK