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Loft conversion stairs are an essential part of any type of conversion job so in this post we’ll look at a few of the specific building guidelines concerning them in addition to a practical reference to assist you prepare and also prepare the loft space stairways for your brand-new task.

The Building Regulations

Instead all of a sudden the building policies concerning loft stairways are not too onerous.


The basic rule relating to clearance is that there should be a minimum clearance of 2.0 meters for a staircase yet, for loft space stairways, the policies are loosened up a little and also only 1.9 meters needs to be accomplished.

Because of this exists is a slope where the stairways go into the loft then the clearance just requires to be 1.8 meters and also 2 meters on the highest side.

Size Of The Loft Space Stairways

The typical demand concerning the width of loft conversion stairways is that they ought to go to least 800mm vast. Though that isn’t always the case. If your brand-new loft conversion has only one inhabitable room than the structure regulations will allow a minimum size of simply 600mm for the loft stairs.

Types Of Loft Space Stairways

There 3 primary kinds of loft stairways; straight stairs are one of the most common design of staircases made use of in loft conversions though they can be divided right into 2 different flights with the enhancement of a small landing.

The 2nd most popular type of loft conversion stairs are spiral staircases which can add a really elegant element to your general style.

The third, and also suitably the last hope, are alternating action or small stairways. These can just be made use of when room is badly restricted as well as it simply isn’t possible to use any other type of loft staircases.

Small stairs are extremely high and also are extremely unsuitable for the young and also old. Making use of these kind of stairways is firmly regulated and they have to have hand rails fixed to each side and also, it must be noted, they can just be utilized as a straight trip of staircases. Because of the depth as well as angle of the stairways they can not be made use of with a landing or as a edge layout.

Building Regulations – A Summary For Loft Space Conversion Stairs

Approve when the building control police officer will consent to using alternating step or portable stairs the policies for loft space stairways are:

The pitch must not be steeper than 43 levels

The goings which is the almost all of the walk need to not be less than 220mm deep

The risers which is the upright part of the action have to not be more than 220mm

Other than as noted above the minimum clearance must be 2 meters throughout the full size of the stair.

Although they only need to be used on one side the hand rails on loft conversion stairs should have a minimum elevation of 900mm

The space between hand rails pins referred to as balusters should not be larger than 90mm.

When the staircases are utilized to turn a edge than the winders must be 220mm deep at the centre and not less than 50mm at the slim end.

know more about loft staircase design here.