Pro Castellated

zoom Pro Castellated looks like traditional decking but is more functional with anti slip strips
Pro Castellated looks like traditional decking but is more functional with anti slip strips A grooved timber profile featuring two non slip inserts delivering a good slip resistance This give you an idea of how the deck boards would look installed side by side Video

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Product summary Technical specification Case studies

Pro Castellated

A traditional deck profile with deeper grooves to aid drainage. With 2 anti-slip inserts for an excellent slip resistant finish.

Independently tested to BS7976

Made from high-quality Redwood timber

15 year 'in service' life for the timber preservative treatment

10 year non slip performance warranty

FSC certified timber

TDCA DeckMark Plus performance rated product

Nominal size of profile: ex. 150mm x 32mm

Finished size of profile: 145mm x 28mm

Lengths: 2.4m - 5.1m

Finish: Two non slip aggregate strips

Uses: Commercial decks, access ramps, pedestrian areas, schools, hotels, restaurants

Lead time: 48 hours

NBS link -

Technical specification

10-year non-slip performance warranty:
Gripsure Pro Castellated decking comes with a 10-year non-slip guarantee, so when it comes to eliminating the risk of accidents, you can rely on Gripsure to out perform other products
guaranteed. Initial slip resistance PTV of 94 guaranteed slip resistance after 10 years PTV 60. As measured under BS7976 using the pendulum test (recommended by the HSE) and the guidelines from the UK Slip Resistance Group. 
Gripsure non slip decking boards are extremely durable for all pedestrian applications. The bauxite aggregate is extremely abrasion resistant, achieving a value of 1.1 on the MOHS scale. Redwood is classified within BS EN 350-1 Class 3-4 Moderately Durable to Slightly Durable.
Nominal sized boards of 150mm x 32mm joist centres are recommended to be 400mm, providing the uniform distributed load is 4.0kN/m2 and the joists are graded at C16.
Timber boards are available graded to BS 4978:1996 Strength Class C16 or C24.
C16 is suitable for most landscaping and commercial applications.
C24 is suitable for applications where there may be higher loads or there is the need for wider joist centres.
Gripsure have achieved certification under FSC® and has been audited and found to meet the requirements of standards FSC- STD-50-001 (Version 1.2) EN and FSC-STD-40-004 (Version 2.1) EN for FSC Chain of Custody Certification. Certificate number: TT-COC-003864 License number: FSC®-C109573.
Timber treatment:
All Gripsure preservative treated timber deck boards carry a 15-year treatment in service life and on request treatment to 25-years or 30-years is available, along with Use Class 4 and Sector Scheme 4 (Highways Agency) treatment.
Tanalith E treatment has a pale green finished colour, weathering to a natural silver colour.
6.7 linear metres per m2
Gripsure’s decking is supplied with tolerances of up to +/- 2mm over the width and depth, and up to +25mm on the length. Precision cross-cutting of lengths is available on request, giving a length tolerance of +/- 1mm. Tolerances for the non slip inserts are +/-2mm for width and height.
Gripsure recommends Spax Wirox C4 4.5x60mm decking screws available from our online shop.

Case studies

Pentewan Sands

Popular seaside Holiday Park Pentewan Sands gave Gripsure a brief to provide Gripsure Pro Castellated for their extensive site, for an outdoor terrace along with ramps and steps leading up to caravans.

St Austell Brewery

Gripsure Pro Castellated was installed for the outdoor seating area at the famous St Austell Brewery site.

Liseberg Theme Park

Non slip decking used around new ride at Liseberg theme park in Sweden.

Woodland Cabin

100 Square meters of GripsurePro Castellated used around woodland cabin.

North Bradbury Farm

North Bradbury Farm has fitted two of their holiday cottages with Gripsure non slip decking to keep guest big and small on their feet.

Waterways Ireland

A non slip boardwalk is helping to bring more visitors to scenic waterside trails at Acres Lake in rural Ireland.

Audley Redwood Village

Audley Redwood retirement village in Bristol specified Gripsure non slip decking to create a secure environment for residents.

Meadowside Lodges

Gripsure Pro Castellated decking was chosen by Meadowside eco-lodges to provide low maintenance and safe decking areas for its residents.

Nene Park

Gripsure supplied over 8,400 linear meters of Gripsure Pro castellated for a new 750-meter woodland boardwalk at Nene Park.

West Midland Safari and Leisure Park

A gripping journey through the ice age

Colston Lower School

TG Escapes built an Early Years Eco Building fitted with Gripsure non-slip decking to keep pupils of all ages on their feet all year round.

Penwarne Manor

Guest kept on their feet at Penwarne Manor luxury self-catering holiday cottages on the unspoilt south Cornish coast.

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