Renovating a tired pool ranges from a simple repaint of a sound surface to re-plastering a failed one — the right option depends on whether the shell is structurally sound or crumbling and leaking. If the marbelite is sound but faded, a coat of Rhinoluxe Marbelite Pool Paint renews it; if the plaster is failing, that structural work comes first. This guide explains the options, what to fix before painting, and how to resurface a marbelite pool.
Repaint, resurface or re-plaster: which do you need?
Repaint a sound but faded surface, resurface a worn one with a fresh coating, and re-plaster only when the marbelite is crumbling, hollow or leaking. The cheapest and quickest route is a repaint with Marbelite Pool Paint, which renews the colour and surface of a structurally sound pool. Re-plastering — laying a new marbelite layer — is a bigger, more expensive job reserved for pools where the plaster itself has failed. Diagnose the state of the surface first, because painting will not rescue failing plaster.
How do you know if a pool just needs repainting?
A pool needs only repainting when the surface is faded, chalky, stained or slightly rough but the plaster is firm, water-tight and not lifting. Run a hand over the surface: if it is sound underfoot with no hollow spots, loose plaster or active leaks, a repaint will restore it. Chalking (a powdery residue), dull colour and surface staining are cosmetic and paint fixes them. Cracks that leak, hollow-sounding areas and crumbling plaster are structural and need repair before any coating.
What must you fix before painting a pool?
Repair structural cracks, leaks and hollow or drummy plaster before painting — a coating renews the surface, it does not seal a leaking shell. Marbelite Pool Paint restores the finish on a sound pool; it cannot bridge a structural crack or stop water escaping through the shell. Have leaks traced and repaired, patch or re-render failed plaster, and let repairs cure before you coat. Painting over an unrepaired leak wastes the paint and hides a problem that will only get worse.
What about pool cracks and leaks?
Hairline surface cracks in sound plaster can be filled during preparation, but structural cracks that leak need proper crack and leak repair first. A fine surface craze in otherwise solid marbelite is filled and faired as part of prepping for paint. A crack that runs through the shell and loses water is a structural repair — traced, opened, filled with the right repair system and cured before painting. If your pool is losing water, fix the leak before you plan any resurfacing or repaint, or the new finish will not solve the real problem.
How do you resurface a marbelite pool with paint?
Drain the pool, repair any structural faults, clean and etch the surface, then apply two even coats of Marbelite Pool Paint and cure before refilling. Once the shell is sound and dry, scrub off algae, scale and loose old paint, acid-etch the bare marbelite so the coating grips, and rinse and dry. Apply Marbelite Pool Paint in two even coats, let each dry to the recoat time, and cure the final coat fully before refilling. The full method is in how to paint a pool.
How long does a pool renovation take?
A repaint of a sound marbelite pool typically takes several days end to end — draining and drying, preparation, two coats, and the all-important cure before refilling — while a full re-plaster takes considerably longer. The exact time depends on the weather, because the shell must dry after draining and cleaning, and the coats need dry, mild conditions to cure. Plan the job for a dry, mild spell rather than the rainy season, and do not rush the cure before refilling, since that is what makes the finish last. Structural crack or leak repairs add time up front, and a re-plaster is a bigger project handled by a pool specialist rather than a weekend job.
Repaint versus re-plaster: cost and lifespan
Repainting is a fraction of the cost of re-plastering and can be done in a few days; re-plastering costs far more but lasts many years. A repaint with Marbelite Pool Paint renews a sound pool for several years at low cost, ideal when the plaster is still solid. Re-plastering is the long-term fix for a pool whose marbelite has genuinely failed. For most tired-but-sound domestic pools, a repaint gives the best return — keep re-plastering for when the surface can no longer be saved.
How often should you renovate a pool surface?
A painted marbelite surface is refreshed every few years, while a re-plastered surface lasts many years — both driven by water chemistry, sun and maintenance. Balanced water, regular brushing and gentle cleaning stretch the interval; neglected chemistry and harsh shocks shorten it. Rather than a fixed schedule, watch the surface: when the colour dulls, the finish chalks or staining sets in, it is time to drain, clean and recoat. Catching it early keeps each renovation to a simple repaint rather than a full resurface.
Where to buy
Shop Rhinoluxe Marbelite Pool Paint in White and Blue for resurfacing a marbelite or cement pool, with national delivery, or visit our paint shops in Table View, Cape Town and Edenvale, Johannesburg. For advice, call +27 84 985 6141. See the full pool paint guide.
