Knotting should not be used under polyurethane clear varnishes or waterbased varnishes and water-based paints

there is no need to drain the system prior to use as it can be applied to wet or damp surfaces and will even set undr water

plasterboard and wood

|The all steel levers have false notching to resist lock picking |20mm bolt throw with laminate hardened steel plates for added security Hardened steel plates on the lock to resist against drilling|Easy reversible latch

Touch dry in 30 minutes and can be re-coated in 2 hours|Clean brushes in water

Era BS High Security Nightlatch 40mm Finish: Polished Chrome Body Chrome Cylinder Option:Finish: Polished Chrome Body - Chrome Cylinder Knotting should not be usedThe British Standard High Security Nightlatch meets the new BS 3621: 2004 standard, which meet the exacting demands of the insurance companies and the police The main lock bolt is 'automatically' deadlocked when the door is closed, preventing the main bolt being retracted by a credit card The inside handle can be deadlocked by an anti clockwise turn of the key from the inside so securing the lock against forced entry The bolt can be held in the