What is the KlevaKlip Adjustable Joist Support AJ45KIT & AJH45G (Aus/NZ)? AUSTRALIAN PATENT 2012261552 - United States 14/098253
Watch our Adjustable Joist Support (Aus/NZ)Install Video
Download AJ45KIT Brochure
Download AJH45G Brochure
Download Graph "How to achieve joist heights using KlevaKlip Substructure Products"
How to achieve Min & Max Top/Bottom of Joist heights PDF
The Adjustable Joist Support has been designed specifically to enable decks to easily be built over concrete slabs in areas where limited ground clearance is available. It is ideal for use when the step-down from your door to your concrete slab is between 100mm (minimum) and around 220mm (maximum). For exact heights please see our Minimum and Maximum Top of Joists Height information or "Heights achieved" grid (both listed below) using 60mm,100mm & 120mm M10 bolts and 70,90, & 140 x 45mm joists.
The AJ45KIT & AJH45G has been specifically designed to be used with 45mm wide treated pine timber joists for the Australian & New Zealand markets.
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There are now two options available when purchasing the Adjustable Joist Support- either the Adjustable Joist Kit which includes Bolts, Nuts, Washers and dynabolts or the Adjustable Joist where they are not included.
Option 1: Adjustable Joist "Kit" (AJ45KIT): Now Available
The product comes in boxes containing 16 joist supports,16 base plates, 32 x 100mm M10 hex bolts,64 x M10 hex nuts, 32 x M10 washers and 16 x 12 mm Dynabolts.
Option 2: Standard Adjustable Joist (AJH45G):
The product comes in boxes containing 24 joist supports and 24 base plates.(see photo below) Bolts, nuts, washers etc.are purchased separately from your hardware store/merchant depending on what height you want to achieve.
Each Adjustable Joist Support ( joist holder + base plate) requires 2 x M10 Hex Head Bolts, 4 x M10 Nuts & 2 X M10 washers, 1 x 12mm x 50mm Galvanised 12mm dynabolt or x 10mm x 60mm masonry bolt or similar.
Advantages
Disadvantages
AJ45KIT- How Packaged in box AJH45G- How Packaged in box
16 Base Plates & Joist Supports 24 Base Plates & Joist Supports
Includes: Bolts, Nuts,Washers & dynabolts Excludes: Bolts, Nuts,Washers & dynabolts or masonry bolts
Advantages of the Adjustable Joist Support
Minimum top of joist heights
76 mm – fixing joist bracket direct to concrete no base-plate no bolts and using 70mm joist
86 mm – using Joist Support KIT- lowest height achievable using base-plate, 100mm bolts and joist bracket with 70mm joist
86 mm – using Adjustable Joist Support- lowest height achievable using base-plate, 60mm bolts and joist bracket with 70mm joist
106 mm – using Joist Support KIT- lowest height achievable using base-plate, 100mm bolts and joist bracket with 90mm joist
106 mm – using Adjustable Joist Support - lowest height achievable using base-plate, 60mm bolts and joist bracket with 90mm joist
Maximum top of joist heights
150 mm – using Joist Support KIT,100mm bolts & 90mm joist
170 mm – using Adjustable Joist Support, 120mm bolts & 90mm joist
180 mm – using Joist Support KIT, 100mm bolts & 120mm joist
200 mm – using Adjustable Joist Support, 120mm bolts & 120mm joist
200 mm – using Joist Support KIT, 100mm bolts & 140mm joist
220 mm – using Adjustable Joist Support, 120mm bolts & 140mm joist
Note – the above information is a “practical” rather than an “absolute” document. There will be a number of ways to achieve the heights mentioned with different sized joists, however the installer should always be mindful to operate within the KlevaKlip product parameters and relevant joist span tables
"Heights achieved" when using 100mm for AJ45KIT, 60mm & 120mm long M10 Hex Head Bolts for AJH45G Adjustable Joist Supports (Aus/NZ)?
Note: All measurements for 60mm &120mm are based on using Galvanised Zenith brand M10 hex head long-threaded bolts.
Adjustable
Joist "Kit" (AJ45KIT)
Standard Adjustable Joist
(AJH45G)
* If using long bolts at low heights, to prevent the bolts protruding past the top of joist, the end of the bolt will need to be cut off.
** When Using Joist Support Only.
Span requirements for base- plate positioning for AJ45KIT & AJH45G (Aus/NZ)
All based upon "continuous span" with joists at 450mm between centre's.
* Joist span limited by lateral loading on bolts