Medium frequency of use by people with incentive to exercise care with a low chance of misuse.
< 10 Occupants
Domestic homes, commercial private offices / low traffic doors.
See our range of TF GRADE 2 hardware:
High frequency of use by public or others with little incentive to exercise care and with a chance of misues.
< 40 Occupants
Offices, warehouses, commercial property, small shops, hotels, bars, leisure and HMO (houses of multiple occupancy).
See our range of TF GRADE 3 hardware:
Very high frequency of use on doors which are subject to abusive / violent usage and misuse.
40+ Occupants
Public buildings, offices, schools, universities, student accommodation, hospitals, healthcare, hotels, bars, shops, leisure, public toilets and high commercial use in offices, warehouses and factories.
See our range of TF GRADE 4 hardware:
Read our full guide on fire door grading, hardware and various applications here.
available 8:30 – 5:30 Mon-Fri
0203 9242 988 /
on orders over £30 inc vat and just £4.95
for smaller orders (click for details)
If you have a larger project, contact
us for a fast, competitive quote today.
We've got a huge selection of door knobs for internal doors in stock, in colours to suit any project. From modern black door knobs to vintage style brass knobs, you're sure to find your perfect door handles here. We also sell complete door packs that include hinges and latches or locks, so whatever you're looking for you can be sure we've got it in stock.
Popular Products: Beehive Door Knobs Brass Door Knobs
