Castrol GTX 10W 40 Ultraclean 4L eBay Active Dry Powder can also be Dry Powder can also be used on ELECTRICAL FIRES as Powder is not a conductor of Electricity Classifications of fires: CLASS A Will Extinguish Fires involving combustible solid items such as Wood The ERA Push Button Door Lock is a fully mechanical access control solution Easy to operate and programme using the keypad The lock is unlocked from the outside only through correct input of the user code and from the inside using an easy turn handle Ideal for locations that need controlled access Locks automatically on the spring latch bolt when the door is closed No keys or wiring required Over 5