ITI BC-RP-IM-V5 Installation Manual Download

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BC-RP-IM-V5

www.ititimspec.nz

Bevelback Cavity System

Radiata Pine

Installation Manual

V5 - 2021

Summary of Contents for BC-RP-IM-V5

Page 1: ...BC RP IM V5 www ititimspec nz Bevelback Cavity System Radiata Pine Installation Manual V5 2021 ...

Page 2: ...s Installation Manual can be found at the back There are 9 CertClad Installation Manuals in the following profiles and timber species Profiles are Bevel Back Vertical Shiplap and Rusticated The timber species are Accoya Western Red Cedar and Radiata Pine CertClad is a certified installation system and supplied by ITI Timspec You can find these documents on our website www ititimspec nz downloads I...

Page 3: ...N 8 4 1 ON SITE STORAGE AND HANDLING 8 4 2 DOCKING OUT DEFECTS 8 4 3 PRIMING AND SEALING 8 MATERIALS CAVITY SYSTEM COMPONENTS 9 5 1 CAVITY SYSTEM COMPONENTS 9 5 2 TIMBER SPECIES RADIATA PINE 9 5 3 RADIATA PINE BEVELBACK WEATHERBOARDS 9 5 4 FLASHINGS 10 5 5 NAILS 10 5 6 CAVITY BATTENS 10 MATERIALS ACCOMPANYING ELEMENTS 11 6 1 ACCOMPANYING ELEMENTS 11 6 2 TIMBER FRAMING 11 6 3 BUILDING UNDERLAY 11 6...

Page 4: ...ark of ITI Timspec Ltd Last Updated March 2021 3 INTER STOREY CAVITY JUNCTION 15 9 1 DEFINITION 15 WITHIN BOARD JOINS SCARF JOINT 16 10 1 LIMITATIONS 16 10 2 METHOD 16 SITE CLEAN UP 17 11 1 AT COMPLETION 17 ON GOING MAINTENANCE 18 12 1 MAINTENANCE INTERVAL 18 12 2 MAINTENANCE REQUIREMENTS 18 CONSTRUCTION DETAILS 19 CONTACT 41 ...

Page 5: ...ER MOULDING 25 FIGURE 13 6 BC 401 INTER STOREY CAVITY JUNCTION 26 FIGURE 13 7 BC 402 WITHIN BOARD JOINS SCARF JOINT 27 FIGURE 13 8 BC 403 BOXED CORNER 28 FIGURE 13 9 BC 404 CORNER SOAKER 29 FIGURE 13 10 BC 501 BASE TIMBER FLOOR 30 FIGURE 13 11 BC 502 BASE CONCRETE SLAB ON GROUND 31 FIGURE 13 12 BC 503 BASE JUNCTION WITH BOTTOM OF CLADDING CLADDING FINISH ABOVE DECK 32 FIGURE 13 13 BC 601 ROOF WALL...

Page 6: ... Building Code B1 Structure B2 Durability E2 External Moisture F2 Hazardous Building Materials 1 4 LIFESPAN 1 4 1 SERVICEABLE LIFE ITI Timspec Radiata Pine is warranted for between 15 40 years depending on coating selected This serviceable life is subject to the coating and maintenance requirements below More importantly some timber boards may require replacement over the lifetime of the cladding ...

Page 7: ...a and a suitable dust mask eye protection and ear protection must be worn 2 2 COATING AND PRIMING Coating and priming are to be done in a well ventilated area refer to the coating primer supplier for all matters relating to health and safety All relevant sections of AS NZS 2311 2009 Guide to the painting of buildings and all of the coating manufacturer s requirements must be adhered to Contact Inf...

Page 8: ... a flush plane for cavity battens and weatherboards to be fixed to Additional framing may be required at soffits corners and penetrations such as window and door openings to support the installation of battens and flashings 3 1 3 MOISTURE CONTENT The optimum moisture content of the weatherboards is between 16 18 The moisture content must not exceed 20 at the time of fixing as problems may occur wi...

Page 9: ...er and protected from the elements when stored outside IMPORTANT Radiata Pine weatherboards should not be installed if their moisture content is above 20 4 2 DOCKING OUT DEFECTS Before coating or installing boards check for any defects that may require docking out IMPORTANT All docked ends any exposed or bare timber of painted weatherboards will require end sealing with a minimum of two coats of p...

Page 10: ...which will exacerbate any timber movement and or resin bleed Therefore only coatings which have an LRV light reflectance value of 45 or higher can be used Any coating that has an LRV less than 45 will void the warranty 5 2 4 IMPORTANT NOTES Timber treated with a copper based treatment ACQ CCA etc should not be in contact with metal wall claddings as this may lead to corrosion Separation is require...

Page 11: ...HINGS 5 4 1 MATERIAL Flashings can be either Galvanised Steel powder coated Aluminium Stainless Steel 304 or uPVC All flashings to comply with NZBC Clause E2 AS1 4 0 and Table 7 If using galvanized steel flashings these must not be use indirect contact with CCA treated weatherboards in a sea spray zone or corrosion zone D IMPORTANT Weatherboard fixings are not to penetrate flashings as this may pr...

Page 12: ...d such as steel framing strength and stiffness must be equal or greater than the performance requirements as set out in NZS 3604 2011 6 3 BUILDING UNDERLAY The building underlay used must also meet all the requirements stated in NZBC Clause E2 AS1 Table 23 Properties of roof underlays and Wall Underlays ITI Timspec recommend Sikaflex AT Fascade A Rigid Wall Underlay is required for EH wind zones 6...

Page 13: ...se this risk A good quality meter box manufactured by a leading NZ supplier will certainly help this Meter boxes are to be manufactured from aluminium hot dipped galvanised steel glass reinforced plastic or other suitable rigid UV resistant non combustible material They also must be coated on the inside and outside surfaces with a material giving a hard durable finish providing a service life of n...

Page 14: ...attens as the weatherboard fasteners are used to permanently fix the batten 7 1 4 TOP OF WALL DETAIL No ventilation shall be provided at the top of the cavity Use a horizontal D4S profile not a Cavibat batten at the top of the wall to close off the top of the cavity This prevents damp air circulating from the cavity space into interior spaces such as roof framing or eaves and is extremely importan...

Page 15: ...n driven nails should not be used as they may damage the surface of the timber or cause splitting or crushing damage in the battens Flat head pentagon head or crown head nails to finish flush onto but not into the face of the weatherboard Jolt head nails must be punched just below the surface spot primed and filled using a two part high quality non shrinking filler and sanded smooth prior to paint...

Page 16: ...M V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 15 INTER STOREY CAVITY JUNCTION 9 1 DEFINITION Cavities may be continuous up to two storeys or 7m in height whichever is the lesser Walls over this height require an inter storey junction to drain the cavity ...

Page 17: ... junction a corner or a penetration i e stagger joins across the wall 10 2 METHOD Weatherboards may be joined by scarfing two boards together over a batten Cut boards with a minimum 30 degree angle Use an appropriate adhesive to bond the boards together and nail through the overlapping board only The nail should be 30mm from the edge of the join to avoid hitting the underlapping board Care should ...

Page 18: ...CLEAN UP 11 1 AT COMPLETION Upon completion the installer is to leave the site in a clean and tidy manner including 1 Replacing or repairing any damaged or marked items and 2 Removing all rubbish debris and unused items from the building site Any treated and or coated timber off cuts e g cavity battens or rubbish are to be disposed of in accordance with local council requirements ...

Page 19: ...r and an appropriate cleaning agent refer to paint manufacturer for correct cleaning agent specific to their paint system to remove stubborn or persistent dirt and surface contaminants Rinse thoroughly with water after the cleaning operation to remove any excess cleaning chemicals DO NOT use aggressive cleaning chemicals 3 Inspect all surfaces and junctions for signs of damage wear and tear or coa...

Page 20: ... System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 19 CONSTRUCTION DETAILS FIGURE 13 1 BC 106 PAINT FINISH WITH STANDARD CAVITY FIX ...

Page 21: ...ack Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 20 FIGURE 13 2 BC 108 STAIN FINISH WITH STANDARD CAVITY FIX ...

Page 22: ...velback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 21 FIGURE 13 3 BC 201 WINDOW HEAD ALUMINIUM JOINERY ...

Page 23: ...velback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 22 FIGURE 13 4 BC 202 WINDOW JAMB ALUMINIUM JOINERY ...

Page 24: ...velback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 23 FIGURE 13 5 BC 203 WINDOW SILL ALUMINIUM JOINERY ...

Page 25: ...elback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 24 FIGURE 13 6 BC 301 INTERNAL CORNER NOTCHED SCRIBED ...

Page 26: ... Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 25 FIGURE 13 7 BC 302 INTERNAL CORNER MOULDING ...

Page 27: ...evelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 26 FIGURE 13 8 BC 401 INTER STOREY CAVITY JUNCTION ...

Page 28: ...velback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 27 FIGURE 13 9 BC 402 WITHIN BOARD JOINS SCARF JOINT ...

Page 29: ...tClad Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 28 FIGURE 13 10 BC 403 BOXED CORNER ...

Page 30: ...tClad Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 29 FIGURE 13 11 BC 404 CORNER SOAKER ...

Page 31: ...lad Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 30 FIGURE 13 12 BC 501 BASE TIMBER FLOOR ...

Page 32: ...velback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 31 FIGURE 13 13 BC 502 BASE CONCRETE SLAB ON GROUND ...

Page 33: ...tem Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 32 FIGURE 13 14 BC 503 BASE JUNCTION WITH BOTTOM OF CLADDING CLADDING FINISH ABOVE DECK ...

Page 34: ...elback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 33 FIGURE 13 15 BC 601 ROOF WALL TOP PLATE FLAT SOFFIT ...

Page 35: ...velback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 34 FIGURE 13 16 BC 602 ROOF WALL TOP PLATE NO SOFFIT ...

Page 36: ...elback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 35 FIGURE 13 17 BC 701 PARAPET CAPPING EXPANSION JOINT ...

Page 37: ...ack Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 36 FIGURE 13 18 BC 702 BALUSTRADE INTERSECTION WITH THE WALL ...

Page 38: ...Clad Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 37 FIGURE 13 19 BC 801 METER BOX HEAD ...

Page 39: ...Clad Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 38 FIGURE 13 20 BC 802 METER BOX JAMB ...

Page 40: ...Clad Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 39 FIGURE 13 21 BC 803 METER BOX SILL ...

Page 41: ... Bevelback Cavity System Radiata Pine Installation Manual ITI Timspec Ltd BC RP IM V5 CertClad is a registered Trademark of ITI Timspec Ltd Last Updated March 2021 40 FIGURE 13 22 BC 851 PIPE PENETRATION DETAIL ...

Page 42: ...0am 5 00pm Sat Sun closed CARTERTON For all lower North Island enquiries 30 Kent St Carterton 5713 PO Box 139 Carterton 5473 Ph 09 620 0260 Mon Thu 7 30am 4 30pm Fri 7 30am 11am Sat Sun closed CHRISTCHURCH For all South Island related enquiries 14 Braeburn Drive Hornby Christchurch 8042 PO Box 6387 Upper Riccarton Christchurch 8442 Ph 03 384 5287 Fax 03 384 5289 Mon Fri 7 30am 5 00pm Sat Sun close...

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