Trade Guides
Problem-solving articles for floor sanding contractors. Mid-job fixes, prevention, and the products that help.
How to Sand a Timber Floor
Full step-by-step guide with video. Watch Sap & Grain Timber Flooring sand a cypress pine floor with Bona Traffic HD Extra Matt. From prep to final coat.
StandardsAnti-Slip Coatings for Timber Floors and Stairs
AS/NZS 4586 P ratings, NCC stair requirements, all brands compared, NATA testing labs, and how to quote commercial stairs with a slip test certificate.
CoatingsTannin Bleed on Blackbutt
Green or grey haze through a freshly coated blackbutt or tallowwood floor. Why it happens and which Bona primer stops it dead.
SandingSanding Marks Through the Finish
Drum stripes, edger swirls, witness marks. How to find them under raking light before they show up in the topcoat.
AdhesivesHollow Spots Under Glued Floors
That dead-sounding patch on a glued-down floor is the adhesive losing contact. Green Grab and how to keep boards down.
CoatingsFish Eyes in Water-Based Finish
Round craters in fresh polyurethane mean silicone or oil contamination. How to find the source and recover the floor.
SandingPicture Framing Around the Edges
Visible boundary between belt and edger zones. Blend the two scratch patterns before you coat instead of after.
SandingDust Nibs in the Topcoat
Tiny bumps in cured polyurethane. Where the dust really comes from and how to control it at source instead of after the fact.
MoistureCupping and Peaking in Timber Floors
Two opposite board distortions driven by moisture. When to sand, when to wait, and how to read the moisture meter before committing.
MoistureMoisture Content: When to Sand and When to Wait
Target MC ranges for Australian conditions, how to test a concrete slab, and why sanding too early is the most expensive mistake in the trade.
MaintenanceScreen and Recoat: Refresh Without a Full Sand
A buff and coat restores a worn Bona floor in half a day. When it works, when it doesn't, and how to test compatibility first.
CoatingsFinishing Spotted Gum: Oil vs Poly
Interlocked grain, natural oils, and tannin make spotted gum one of the trickiest floors to finish. The poly path and the oil path, step by step.
CoatingsStaining Timber Floors: DriFast Tips
Bona DriFast Stain application tips, species absorption differences, and the full stain-to-topcoat system for an even result.
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