Alternatively aluminium seals with nylon brush is good and very hard wearing. Testing performance . Another option is single flipper intumescent strips like the Pyroplex Intumescent Single Flipper. The ‘s’ in FD30s and FD60s indicated that a fire door also has a smoke seal fitted. That means the frame, intumescent seals, smoke seals (if required), lock, hinges, glazing and any other optional door furniture required for the application, all working in conjunction with the door leaf itself to achieve the necessary performance. I have asked … A combined fire and smoke seal prevents the spread of smoke prior to the fire seal activating. Read more. ssS_____ smoke seal Fix the smoke seal in the position shown using pins/glue as appropriate. The gap between the door and the frame is extremely important and must be suitable for the intumescent seal fitted. You must check whether it is FD30 OR FD30S to satisfy building regulations. Where is the FD20 rating mentioned? View our range online. must be ˚tted to Frame or Leaf. With this in mind, keep an eye out for a doorset with cold smoke seals. Some smoke seals can also have a dual purpose of keeping out drafts and reducing noise. You should visually inspect your firedoors on a regular basis, particularly in busy areas. Smoke seals control the leakage of air and smoke through vulnerable parts of the door, around the perimeter and when required at the threshold. We have the latest composite fire doors in a range of styles. Each set includes all the main components needed to install a … Any new or replacement doors within an existing block must meet current standards for fire- resisting doors. Using our door designer, you can create the perfect front door. The additional 'S' in the rating indicates that the door prevents the passage of cold smoke. See other options. Composite FD30S Fire Door with Cold Smoke Seal The FD30S is almost identical to our standard FD30 fire door but we add additional cold smoke seals to mitigate against the spread of smoke for a minimum of 30 minutes. In these cases the fire door will be designated by the suffix 's' and a combined intumescent and smoke seal must be fitted. They’re a great option for … Intumescents must be Certi˚re approved. Using Lorient's indicative furnace, the fire resistance properties of building materials can be tested in accordance with BS 476-20 (method of test for … Exceptions may apply where the leakage of the smoke is essential for detecting a fire early. The variable height threshold seal has a new, higher efficiency mechanism, which lifts the seal clear of the floor as soon as the door is opened by a few millimetres. FD30 fire doors is the most common rating found and these doors can withstand 30 minutes of fire, if installed and … FD30S relates to a door assembly that is fire AND smoke resistant up to a minimum of 30 minutes. These doors have been designed with intumescent seals around the door which have been tested to British Standards to demonstrate they prevent smoke as well as fire from passing through the gaps. It is also very important to fit the correct size of seal, to minimise gaps that might allow smoke through. The above diagram shows how FD30s (the 's' after FD30 signifies, that the doors not only resist fire but are also able to stop the spread of cold smoke by having smoke brushes as well as intumescent strips) fire doors provide fire and smoke compartmentation for each flat. Screws. Fire and smoke seals protect against the spreading of both fire and cold smoke, as the name suggests. Allows an interior door to slide into a "pocket" within the wall cavity. The following table denotes the fire door rating and … Title: Fire Door Inst. I questioned this with the manufacturer, and they said the Aquamac 21 weather seals were the smoke seal. Fire doors should be professionally inspected by a competent person trained to do so at a minimum every … For optimum effect, seals must be properly fitted to the door frame or the FD30 itself. The smoke control required in the UK currently relates only to cold (ambient temperature) smoke. FD30S means that our solid and secure composite doors have been physically tested against a temperature controlled furnace to achieve this rating. Doors are tested to BS 476 Part 22 to represent how they will function in a fire. Fire Door Inspections Don't leave it to chance... arrange your inspection today. This is a fire door that offers protection against fires and smoke. Table denotes the fire seal activating door prevents the spread of smoke prior to the fire seal activating name.! 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