Hidden-fix Decking System by Grad
Adjustable pedestals and a choice of rail heights with factory-mounted clips mean that project-specific requirements are easily met. And with a range of edging accessories, fascias look just as good as the rest of the deck.
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Key Features
Grad's decking system and subframe has been engineered to provide a seamless system that can be installed in half the time of traditional decking. Supplied with pre-mounted fixed clips, aligning your boards for a perfect finish has never been easier.
Quick and Easy Installation
Screw-free Decking
No Visible Fixings
Pre-Mounted Clips For Easy Alignment
Wide Range of Compatible Finishes
FFL 59-446mm With Pedestal and Rail (Excl. Finish)
Grad Rails
Grad rails comes in a variety of heights, with cips perfectly placed to make easy work of installing our 120mm-wide compatible finishes. The rails attach to the head of the Grad pedestals, or can be fixed to joists if pedestals are not being used.
Flat Rail (120)
To fit 120mm wide decking, L1984mm H18mm with clips
PR 24 (120)
To fit 120mm wide decking, L1984mm H30mm with clips
PR 39 (120)
To fit 120mm wide decking, L1984mm H45mm with clips
PR 56 (120)
To fit 120mm wide decking, L1984mm H62mm with clips
Grad Pedestals
Grad Pedestals come in nine models and are adjustable in height between 35 and 370mm. Please contact us if heights outside this range are required.
G-P-35-55
Height-adjustable
Height Range
35-55mm
G-P-56-100
Height-adjustable
Height Range
56-100mm
G-P-101-145
Height-adjustable
Height Range
101-145mm
G-P-146-190
Height-adjustable
Height Range
146-190mm
G-P-191-235
Height-adjustable
Height Range
191-235mm
G-P-236-280
Height-adjustable
Height Range
236-280mm
G-P-281-325
Height-adjustable
Height Range
281-325mm
G-P-326-370
Height-adjustable
Height Range
326-370mm
A-PED-24-30
Height-adjustable, without slope correction
Height Range
24-30mm
PB-00
Fixed Height
Height Range
15mm
A-PED-28-34
Height-adjustable, without slope correction
Height Range
28-34mm
PB-0-S12
Height Adjustable
Height Range
12-18mm
A-PED-33-39
Height-adjustable, without slope correction
Height Range
33-39mm
PB-0-S18
Height Adjustable
Height Range
18-28mm
A-PED-33-48
Height-adjustable
Height Range
33-48mm
PB-01
Height Adjustable
Height Range
28-42mm
A-PED-48-65
Height-adjustable
Height Range
48-65mm
PB-1
Height Adjustable
Height Range
42-60mm
A-PED-57-82
Height-adjustable
Height Range
57-82mm
PB-2
Height Adjustable
Height Range
60-90mm
A-PED-72-117
Height-adjustable
Height Range
72-117mm
PB-3
Height Adjustable
Height Range
90-145mm
A-PED-105-150
Height-adjustable
Height Range
105-150mm
PB-4
Height Adjustable
Height Range
145-245mm
A-PED-140-185
Height-adjustable
Height Range
140-185mm
PB-5
Height Adjustable
Height Range
230-315mm
A-PED-175-220
Height-adjustable
Height Range
175-220mm
PB-6
Height Adjustable
Height Range
285-367mm
A-PED-210-255
Height-adjustable
Height Range
210-255mm
PB-7
Height Adjustable
Height Range
365-480mm
A-PED-245-290
Height-adjustable
Height Range
245-290mm
PB-8
Height Adjustable
Height Range
480-595mm
A-PED-280-325
Height-adjustable
Height Range
280-325mm
PB-9
Height Adjustable
Height Range
560-715mm
A-PED-315-360
Height-adjustable
Height Range
315-360mm
PB-10
Height Adjustable
Height Range
675-830mm
A-PED-350-395
Height-adjustable
Height Range
350-395mm
PB-11
Height Adjustable
Height Range
755-955mm
PB-KIT-5
Height Range
Joist Support
Grad Accessories
Removal Keys
Board removal keys
Product Code
G-A-968
Product Type
Ancillary
Ventilation Board
For areas where ventilation and drainage are required
Product Code
G-A-1516
Product Type
Finishes
Pedestal Extensions
Extenders for Decking Pedestals
Product Code
G-P-1495-1
Product Type
Pedestals
Pedestal Reinforcer
Reinforcers for Decking Pedestals
Product Code
G-P-1499-1
Product Type
Pedestals
Slope Corrector
Slope Correctors (0 - 4%) for Decking Pedestals
Product Code
G-P-1496-1
Product Type
Pedestals
Removable Clip
Individual clip to be fitted to rail as required - compatible with all rails
Product Code
G-A-1483-1
Product Type
Clips
Half Clip
Half-size clip to be fitted to rail as required or as an end clip - compatible with all rails
Product Code
G-A-1485-1
Product Type
Clips
Packer Clip
Packing clip for surface fixing boards when space is limited
Product Code
G-A-1486-1
Product Type
Clips
Clip Without Stoppers
Flat clip to be fitted to rail when unusual angles are required
Product Code
G-A-1487-1
Product Type
Clips
Top Link (120)
Connector for joining two rails & ensuring clips remain pefectly spaced
Product Code
G-A-1488-1
Product Type
Connectors
Rail Connection Plate - PR 39 & PR 56
To connect rails where angles are required For PR 39 (120) & PR 56 (120) rails
Product Code
G-A-1505-1
Product Type
Connectors
Rail Connection Plate - PR 24
To connect rails where angles are required For PR 24 (120) rails
Product Code
G-A-1506-1
Product Type
Connectors
Top Cube
Adjustable pedestal to be used at the terrace edge
Product Code
G-A-1498-1
Product Type
Skirting
Skirting Support 1
Skirting rail for single boards
Product Code
G-A-1473-1
Product Type
Skirting
Skirting Support 2
Skirting rail for two boards
Product Code
G-A-1474-1
Product Type
Skirting
Skirting Support 3
Skirting rail for three boards
Product Code
G-A-1476-1
Product Type
Skirting
Skirting Connection Plate
Connection for skirting where unsupported boards come together at an angle
Product Code
G-A-1504-1
Product Type
Skirting
A-PED-SPREADER-170
- Spreader Plater Thickness 2mm
- Diameter 170mm
A-PED-PROTECTOR-2MM-FR
- Membrane Protection - EPDM
- Thickness 2mm Diameter 170mm
- Class B Fire Rated
A-PED-PROTECTOR-3MM-FR
- Membrane Protection - EPDM
- Thickness 2mm Diameter 170mm
- Class B Fire Rated
A-PED-KEY
Pedestal Locking Key
BUBBLE-LEVEL
Essential for calculating slopes between 0 and 5%
U-PH5
Base Slope Corrector 0-5%
RS-3
3mm Rubber Membrane Protection
U-EXTENDER-30
30mm Extender Unit, Stackable up to 4 high
SC590
Sub-frame Screw Posidrive Size 5 90mm
RS-5
5mm Rubber Membrane Protection
SC570
Sub-frame Screw Posidrive Size 5 70mm
SC6100
Sub-frame Screw Posidrive Size 6 100mm
SC570
Sub-frame Screw Posidrive Size 5 70mm
SC590
Sub-frame Screw Posidrive Size 5 90mm
SC6100
Sub-frame Screw Posidrive Size 6 100mm
Half Clip
Half-size clip to be fitted to rail as required or as an end clip - compatible with all cladding rails
Removable Clip
Individual clip to be fitted to rail as required - compatible with all cladding rails
Grad Finishes
Accoya Grey Hidden-fix Decking
Acetylised Radiata Pine
Warranty
Clear Grade Timber
Profile
Domed Profile
Knots
50-year Warranty
Finish
H21xW120mmxLVarious
Dimension
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More Details
Accoya Natural Hidden-fix Decking
Acetylised Radiata Pine
Warranty
Clear Grade Timber
Profile
Domed Profile
Knots
50-year Warranty
Finish
H21xW120mmxLVarious
Dimension
More Details
Bamboo X-treme Woca Hidden-fix Decking
Thermo-treated Bamboo
Warranty
Class B Fire-rated
Profile
Domed Profile
Knots
25-year Warranty
Finish
H21xW120xL1850mm
Bamboo N-durance Hidden-fix Decking
Thermo-treated Bamboo
Warranty
Class B Fire-rated
Profile
Domed Profile
Knots
25-year Warranty
Finish
H21xW120xL1850mm
Ipe Hidden-fix Decking
Hardwood
Warranty
Clear Grade Timber
Profile
Domed Profile
Knots
30-year Warranty
Finish
H21xW120mmxLVarious
Kebony Hidden-fix Decking
Hardwood
Warranty
Clear Grade Timber
Profile
Domed Profile
Knots
30-year Warranty
Finish
H21xW120mmxLVarious
Thermo Ash Hidden-fix Decking
Thermo-treated Ash
Warranty
Clear Grade Timber
Profile
Domed Profile
Knots
20-year Warranty
Finish
H21xW120mmxLVarious
Thermo Pine Hidden-fix Decking
Thermo-treated Pine
Warranty
With Knots
Profile
Domed Profile
Knots
15-year Warranty
Finish
H21xW120mmxLVarious
Thermo Iroko Hidden-fix Decking
Thermo-treated Iroko
Warranty
Clear Grade Timber
Profile
Flat Profile
Knots
25-year Warranty
Finish
W20xH90mmxLVarious
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Silver FR Hidden-fix Decking
Fire-rated Composite
Warranty
Solid Board, Brushed Finish
Profile
Flat Profile
Knots
10-year Warranty
Finish
H25xW120xL3600mm
Technical Resources
NBS source