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Installation procedure
You will need:
- Drill & drill bits
- Masonry: 8mm, 10mm & 14mm
- Wood: 4mm, 8mm & 10mm
- Phillips screwdriver or power driver
- Allen keys
- 2.5mm, 4mm, 5mm, 6mm & 8mm
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- Spirit level
- Hacksaw
- 32mm socket
- Calipers or steel ruler
- Grease
- Plumbline
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Note:
UK Building Regulations require that: "All stairs which have open risers and are likely to be used by children under 5 years should be constructed so that a 100mm sphere cannot pass through the open risers." An optional bracket is available to achieve this (SSBRP) if necessary. Riser brackets are supplied with the appropriate fixings.
Each staircase is supplied with an installation CD-ROM free of charge. This will give you valuable help in installing the staircase. |
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Assemble the post as shown, screwing the 3 elements firmly together (Fig.1). A pin can be used as a lever in the holes provided in the pipes. The top post will have the captive nut at its upper end.
Position the post so that the landing platform is firmly up against the well opening and the post is perfectly vertical (Fig.2). The easitest way to achieve this is to temporarily fit the landing platform with the spacer to the post. This can be held temporarily in position with a length of tape wound around the post to support the spacer.
Mark the 3 points on the floor where the post will be screwed in to position. Where the bottom of the post is being screwed to a suspended timber floor, it may be necessary to add noggins between the joists if the floorboards are not strong enough to support the staircase.
Fix the post to the floor using the sleeve bolts for concrete or coauch screws for timber floors (Fig.3). Cover the fixing plate with the cover plate provided. |
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The rise of the individual treads is regulated using the adjustable spacers. Using the individual rise worked out earlier, use (Fig.4) above to adjust the spacers.
Brio: Individual rise - 170mm = Adjustment figure
Recanto: Individual rise - 160mm = Adjustment figure
Adjust each spacer carefully by turning the spacer ring and using a caliper or steel ruler to accurately set the rise. These can be adjusted later if they are found to be slightly out.
Prior to installing the treads, insert the appropriate fixings in to the front and rear of each tread (Fig.5) & (Fig.6).
Note:
Care should be taken at this stage not to set the Brio grub screw too far in, to avoid scratching the baluster as it is passed through the tread.
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Begin to assemble the treads alternately with the spacers in the sequence shown (Fig.7) - (Fig.8). Note that the Recanto has an extra steel spacing tube and a large ring washer. Carry on until all treads and the landing platform are in position.
Fix the landing platform to the well opening using the bolts/coach screws provided (Fig.9).
Complete the centre post by screwing the threaded bar in to the captive nut in the centre post for a few turns (Fig.10). Place the final post over this bar ensuring the steel washer is correctly in place and screw on the nut.
Tighten the nut/bar assembly until the staircase is firmly compressed but the treads can still rotate about the centre post. Check that the landing platform is level. If not, you may need to re-adjust the spacers slightly.
The next step is to fit the balustrading to the staircase. You will note that the balusters are supplied in either 3 or 4 different lengths depending on the diameter of the staircase you are installing. This is intended to remove the need to cut the balusters wherever possible. However, there are some rises where the balusters will need to be trimmed with a hacksaw.
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Sort the balusters in to sets of the various lengths. |
Recanto 1400mm
7 x 925mm
11 x 982mm
11 x 1056mm
12 x 1165mm |
Brio 1400mm
6 x 925mm
11 x 982mm
11 x 1056mm
13 x 1165mm |
Recanto 1600mm
8 x 925mm
11 x 965mm
11 x 1019mm
11 x 1074mm
12 x 1165mm |
Brio 1600mm
7 x 925mm
11 x 965mm
11 x 1019mm
11 x 1074mm
13 x 1165mm |
Note: 925mm balusters are for landing platform only. |
Assemble the fixing bracket in to the top of each baluster as shown (Fig.13). These are intentially very tight. Using a little grease greatly reduces the difficulty of fitting these.
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Fit the first and last balusters of each tread, lining up the treads as you go. Always work from the landing platform down. |
The first and last baluster of each tread will pass through 2 treads and be secured with the locking mechanism detailed (Fig.14).
With Recanto, be careful screwing in the threaded bush as it is possible to split the thread if this is forced too far. |
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Do not forget to add the baluster trim rings as you fit each baluster. The opening baluster secures in to a steel cup which is fixed to the floor (Fig.16).
Next, assemble the bush in to the underside of the remaining balusters. Screw these to the treads without tightening too firmly as t hese will be adjusted later on. Note at this point that the holes in the tread for these balusters are formed in the shape of a slot to allow some adjusment.
Balusters are supplied to the correct lengths for individual rises between 210mm and 220mm. Note: the holes in the treads for balusters are formed in the shape of a slot to allow adjusment.
For individual riser heights below 210mm, the cetral balusters will need to be cut to suit. This is best achieved by fixing the first and last balusters on each tread which do not need to be cut, allowing you to then establish the length required for the cetral balusters.
Insert the strengthening pipe inside the handrail. Starting at the top to assemble the handrail to the balusters (Fig.16). Leave enough spare at the bottom to be able to cut exactly to length afterwards.
Check each baluster carefully with a spirit level to ensure it is vertical in all directions before driving in the screws.
Place the end caps supplied on the ends of the rail to finish off. |
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Brio
For the Brio, clean the surface of the treads and carefully position the anti-slip tread mats.
Both systems
As both Brio and Recanto kits are designed to be installed either clockwise or anti-clockwise, it is necessary to drill the landing platform on the correct side to accept the landing balustrading supplied. In each kit you will find the relevant template to help with this.
Place the template on the landing platform and drill the holes following the guide. Assemble the platform balustrading (Fig.17).
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Adding strength to your balustrading
A number of optional items are available to increase the rigidity of the balustrading. These should be used wherever possible to ensure a safe installation.
Baluster to floor connector (opposite)
Can be used on the first baluster of the staircase or on landing balusters.
Baluster to wall connector
Use this to tie a baluster in to the apron lining of the well opening or to finish landing balustrading against a wall. Greatly increases the rigidity of the balustrading. One is supplied per Primary pack.
Baluster to baluster connector
Can be used where raking balusters pass landing balusters to add strength to both.
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Components required for 1400mm round well openings:
2 x SSHTB, 1 x SS6MC, 1 x SSHEC, 1 x SSBBC, 16 x SSBBP
Components required for 1600mm round well openings:
2 x SSHTB, 1 x SS6MC, 1 x SSHEC, 1 x SSBBC, 19 x SSBBP
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Landing balustrading
A number of landing balustrade products are available for you to continue the balustrading around your well opening. Both flexible and straight handrails plus flexible connectors and wall connectors are offered. Two examples are provided to the left which demonstrate how these components can be used to safely and attractively guard the stairwell.
Example A
A flexible connector is used to turn the landing balustrade through an 'L-shape'. An end cap and a baluster to wall connector are used to make a firm connection to the wall.
Example B
Shows te use of a curved rail. A flexible connector is used to turn the landing platform balusttrading in to the curved run with an end cap and baluster to baluster connector used to complete the installation where the landing meets the staircase balustrading.
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Landing balustrading compnents
End cap
Used to finish a run of handrail. Where possible should also be screwed to the wall to provide a stronger run of balustrading. Each Primary pack has 2 included to start and finish the handrail.
Curved rail
Available in 6m lengths, this rail is capable of being bent to achieve the required curvature and is used primarily around circular well openings.
Straight rail
Identical in appearance to the curved rail, this is available in 3m lengths. It is supplied with a timber core to increase the rigidity of the rail and to maintain a perfectly straight run.
Balusters
Are available in packs of 2 and come complete with all top and bottom fixings. To calculate the number of landing balusters, measure the horizontal distance in mm, then divide by 120mm.
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Flexible connector
Used to achieve a tight turn and to connect lengths of rail. We recommend that the timber core of the landing rail is pared down to span the joint (see diagram below).
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Retightening
After a period of 2 weeks it is advisable to retighten all baluster to tread fixings plus the main centre pole nut at the top of the flight. This will ensure that the staircase remains taut.
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Planning sheet
We have a planning sheet for you to print out to help you when planning your new spiral staircase. You can fill it out and send it to us at Deer Park Joinery or just use it to aid you when you are calculating everything that you require to complete the staircase and its location.
Download planning sheet
(you will require Adobe Acrobat to view our catalog - Click here )
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