These knobs are unsprung so must be fitted with a heavy duty double sprung tubular latch
Finish: Matt Gun Metal
Dimensions: 50mm Knob Diameter, 76mm projection, 70mm Rose Diameter
Ensure latch chosen provides sufficient back set to distance the knob from the door frame
On fire doors we recommend 4″ Heavy Duty latches with mortice door knobs
Supplied & sold in pairs complete with fixings
Atlantic Old English Ripon Solid Brass Reeded Mortice Knob, Matt Gun Metal – OE50RMKMBN (sold in pairs)
£51.85
.    You save
10 in stock
Buy in bulk and save more..
£51.85
1
piece
£47.70
(8% off)
30 pieces
£46.67
(10% off)
50+ pieces

Zoo Hardware ZLAP10-PCB Spare Sq. Acc Pk for UK Sashlock - Contains Forend, Strike & Screws - Powder Coated Black
Adams Rite 2600 Sentinel Flat Faceplate
Adams Rite 1850 Flat Deadbolt Faceplate
Zoo Hardware Contract Oval Mortice Door Knobs, Polished Brass (Sold In Pairs)
Zoo Hardware Fulton & Bray Oval Mortice Door Knobs, Satin Chrome (Sold In Pairs)
Adams Rite 4189 Non Handle Set for Patio Doors
Zoo Hardware ZLAP11-PCW Spare Sq.Acc Pk for UK Deadlock - Contains Forend, Strike & Screws - Powder Coated White
Zoo Hardware ZLAP11R-PVDSB Spare Radius Acc Pk for UK Deadlock - Contains Forend, Strike & Screws - PVD Satin Brass
Zoo Hardware Contract Mushroom Mortice Door Knobs, Polished Chrome (Sold In Pairs) 