We have actually produced the following list for property managers and building owners for keeping their doors within NFPA 80 compliance. In addition, the closing speed can be adjusted and holding angles can be set to between 65 ° and 105°. We supply intumescent fire and smoke stop pillows, which are made of a hard-wearing fireproof glass cloth filled with an intumescent chemical. The fire door gap required varies according to the function of the door, however, best practice is to ensure that the gap: Step 3– Verify that your door gap gauge that the gaps fall within the clearances outlined by NFPA 80 and change as required.

Step 4– If you still require some assistance we have a couple of how to use a door gap gauge videos that you can watch. Fire door holdersAlthough fire doors should ideally be shut at all times, this arrangement is not always practical. A fire door holder – or fire door hold open device – can be fitted to a fire door to keep it open during normal situations. These devices can be directly connected to the fire alarm or be acoustically activated by the sound of the fire alarm. Once the fire alarm is triggered, the fire door holder releases the door for closing.Please note: This service is for measuring and specifying new or replacement fire doors. Should you require a different service, please view our other fire door services or speak to a member of our team.

The clearance under the bottom of a door and raised non-combustible sills will be an optimum of 3/8 ″. For Steel Doors Swinging in sets the clearance between the top and the vertical edges of the door, the frame, and the meeting edges shall be 1/8 ″– 1/16 ″. Keep in mind and note all clearance measurements on the pull side of the door so you can document them for your annual NFPA 80 inspection. Dual-marked feeler gauge for measuring narrow gaps or clearances. Individual denominations in metric and imperial. Steel blades measure from 0.04-0.88mm and 0.0015"-0.035" and the brass blade measures 0.254mm and 0.01".

The importance of good specification and installation

For Wood Doors Swinging in pairs the clearance in between the leading and vertical edges of the door, the frame, and the meeting edges will not surpass 1/8 ″. Purchasing new or replacement fire doors requires accurate measurements and detailed knowledge on required materials and hardware to ensure compliance with regulations. Fire doors are a vital aspect of fire safety in any building, but they must be installed correctly and in good condition to ensure that occupants and escape routes are protected from the rapid spread of fire and smoke. Fire doors can also save money because the smoke from a fire will damage walls, floors, furnishings and paintwork. If a fire door is present then the room should be salvageable with minimum costs as you aren’t required to replace all of your flooring or re-paint all of your walls. Step 1– Find out what kind of door and frame you are inspecting to determine the required NFPA 80 requirements. Door Requirements – For the Top & Verticle Edge

A fire door gap can be shortened through the use of surface-mounted smoke seals and rebated drop-down smoke seals. We can close the gap on existing fire doors easily using these products. This is suitable for an existing fire door gap up to 14mm on the underside of the door.

3. Fire Door Hinges and Closers

This entry was posted on Thursday, November 1st, 2018 at 4:23 pm and is filed under . You can follow any responses to this entry through the RSS 2.0 feed. The Scheme is a not-for-profit organisation founded by the construction industry to improve its image. The brown or white rebated intumescent fire door gap seal contains expandable intumescent material which, when subjected to heat, forms a tight seal around the fire exit. The clearance at the underside of the bottom of a door and non-combustible surface shall not exceed 3/4 ″. This is the ideal solution for holding a fire door open and is essential for areas where access is a necessity. We can program these devices to have timed releases which will ensure the fire door is then lightweight, easy to handle and swings freely.