EXTERIOR JAMBS
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Blacktown Building Supplies 138 x 30 x 5.4m H3 Primed Pine Door Jamb – Single Rebate
The 138 x 30 x 5400mm H3 primed pine door jamb is single rebated (SR) for typical single-leaf exterior door installations. H3 treatment supports durability in above-ground exposure when sealed, while the primer ensures fast, even finishing. Straight, uniform profiles are simple to cut and assemble with galvanised fixings. Not suitable for in-ground use. A practical, paint-ready jamb for residential doors, side entries and service access points demanding a neat, professional finish.Single rebate for standard exterior doors,Factory-primed for quick topcoating
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Blacktown Building Supplies 138 x 42 x 5.4m H3 Primed Pine Door Jamb – Single Rebate
This 138 x 42 x 5400mm H3 primed pine door jamb is single rebated (SR) for standard single-leaf exterior doors above ground. H3 treatment provides durability when painted, while factory priming saves time and helps deliver a consistent finish. The straight, stable section is easy to cut, fit and fix using galvanised hardware and suitable sealants. Not intended for in-ground use. A dependable, paint-ready jamb option for residential entry doors and utility access points.Single rebate for standard door sets,Pre-primed for paint-ready finish
$129.60
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Blacktown Building Supplies 163 x 30 x 5.4m H3 Primed Pine Door Jamb – Double Rebate
The 163 x 30 x 5400mm H3 primed pine door jamb features a double rebate (DR) for twin-leaf or sealed exterior door sets. H3 treatment ensures durability above ground when painted, and the primer provides an even base for topcoats. Straight, uniform sections are easy to cut and assemble with galvanised fixings. Not designed for in-ground use. Ideal for wider entries and architectural doors requiring a paint-ready, stable jamb system with reliable performance in exterior conditions.Double rebated for dual-leaf configurations,Factory-primed for rapid finishing
$122.04
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Blacktown Building Supplies 163 x 42 x 5.4m H3 Primed Pine Door Jamb – Double Rebate
This 163 x 42 x 5400mm H3 primed pine door jamb is double rebated (DR) for use with twin door leaves or weather seals in exterior applications above ground. H3 treatment provides durability when coated, while the factory primer speeds finishing and improves topcoat adhesion. Straight, consistent sections are easy to trim and assemble. Use with galvanised fixings and appropriate sealants. Not intended for in-ground use. A professional jamb solution for wide door sets and feature entryways.Double rebated for twin door leaves or seals,Pre-primed, ready to paint
$167.13
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Blacktown Building Supplies 185 x 42 x 5.4m H3 Primed Pine Door Jamb – Single Rebate
The 185 x 42 x 5400mm H3 primed pine door jamb provides a wider single-rebated (SR) section for large entry doors and feature openings above ground. H3 treatment offers durability in exterior exposure when painted, and the factory primer reduces prep time while improving finish quality. Straight, stable profiles are easy to cut and assemble using galvanised fixings. Not suitable for in-ground use. A robust, paint-ready jamb for premium residential and light commercial applications.Single rebate for large single-leaf doors,Primed, ready for topcoat
$172.80
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