{"product_id":"sek-surebond-srb-stain-rust-buster-quart","title":"SEK Surebond S.R.B. Stain \u0026 Rust Buster – 1 Quart Concentrated Spot Cleaner","description":"\u003ch2\u003eConcentrated Spot Cleaner for Rust, Moss, Leaf \u0026amp; Organic Stains\u003c\/h2\u003e\n\n\u003cp\u003eTackle the toughest organic stains on your hardscape with \u003cstrong\u003eSEK Surebond S.R.B. Stain \u0026amp; Rust Buster\u003c\/strong\u003e — a powerful, concentrated spot cleaner engineered to dislodge and remove rust, moss, mildew, leaf stains, blood, beverage spills, and non-greasy food stains from pavers, concrete, and stone without damaging the surface. This \u003cstrong\u003e1-quart bottle\u003c\/strong\u003e delivers biodegradable, environmentally friendly cleaning power in a flexible concentrated formula you can dilute to match the severity of the stain.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're rescuing a paver patio from fall leaf tannin stains, removing rust marks from a concrete driveway, or clearing moss and mildew from a retaining wall, S.R.B. is the go-to pre-treatment the hardscape pros reach for before overall cleaning with SureClean or Efflo Off.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Pros Choose SEK Surebond S.R.B.\u003c\/h3\u003e\n\u003cp\u003eMost spot cleaners are either too harsh (etching colored concrete and pavers) or too weak (requiring multiple passes to barely lift a stain). S.R.B. strikes the balance — a concentrated, biodegradable formula with Clean Rinse Technology that attacks stains in minutes, then rinses away cleanly with a garden hose or pressure washer. Dilute it 3:1 for maximum strength on difficult stains, 15:1 for moderate stains, or 30:1 for light stains and sealed surfaces — one bottle, full spectrum of cleaning power.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePowerful targeted cleaning\u003c\/strong\u003e — dislodges a wide range of organic, non-greasy stains\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast acting\u003c\/strong\u003e — attacks stains in minutes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe for most surfaces\u003c\/strong\u003e — won't damage or etch when properly diluted\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnvironmentally friendly\u003c\/strong\u003e — biodegradable formula\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConcentrated formula\u003c\/strong\u003e — customize dilution strength to match the job (3:1 to 30:1)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClean Rinse Technology\u003c\/strong\u003e — dirt and residue rinse away easily with water\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with all Surebond sealers\u003c\/strong\u003e (with proper dilution, dwell time, and application)\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eWorks on horizontal and vertical surfaces\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe on old and new surfaces\u003c\/strong\u003e in outdoor environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConvenient 1-quart size\u003c\/strong\u003e — ideal for spot treatments and touch-ups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRemoves These Common Stains\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRust stains (from metal furniture, planters, rebar, fertilizer)\u003c\/li\u003e\n  \u003cli\u003eMoss \u0026amp; mildew\u003c\/li\u003e\n  \u003cli\u003eLeaf and tannin stains\u003c\/li\u003e\n  \u003cli\u003eBlood\u003c\/li\u003e\n  \u003cli\u003eBeverage spills (wine, coffee, juice, soda)\u003c\/li\u003e\n  \u003cli\u003eNon-greasy food stains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWorks on These Surfaces\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eConcrete pavers \u0026amp; interlocking concrete pavers\u003c\/li\u003e\n  \u003cli\u003eClay pavers\u003c\/li\u003e\n  \u003cli\u003eFlat \u0026amp; stamped concrete (test first — use caution)\u003c\/li\u003e\n  \u003cli\u003eMasonry \u0026amp; concrete block\u003c\/li\u003e\n  \u003cli\u003eNatural and manufactured stone\u003c\/li\u003e\n  \u003cli\u003eSegmental retaining wall blocks\u003c\/li\u003e\n  \u003cli\u003eConcrete walls \u0026amp; exposed aggregate\u003c\/li\u003e\n  \u003cli\u003eTile, terrazzo, and stucco\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDilution Guide\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3:1 (Water:S.R.B.) — Maximum \/ Difficult Stains:\u003c\/strong\u003e 8 oz. S.R.B. per ready-to-use quart\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e15:1 — Standard \/ Moderate Stains:\u003c\/strong\u003e 2 oz. S.R.B. per ready-to-use quart\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e30:1 — Minimum \/ Light Stains \u0026amp; Sealed Surfaces:\u003c\/strong\u003e 1 oz. S.R.B. per ready-to-use quart\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip: Always start with the weakest effective dilution. Under-diluting (too strong) can damage the substrate.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eCoverage\u003c\/h3\u003e\n\u003cp\u003eApproximately \u003cstrong\u003e100–250 sq. ft.\u003c\/strong\u003e per ready-to-use gallon (based on a single treatment). Coverage varies with surface porosity, texture, severity of staining, and application method.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Application Overview\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eSweep and remove all loose soil and debris from the surface.\u003c\/li\u003e\n  \u003cli\u003eProtect adjacent surfaces, landscaping, plants, and metal fixtures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest first\u003c\/strong\u003e in a small, inconspicuous area to confirm suitability, correct dilution, and dwell time.\u003c\/li\u003e\n  \u003cli\u003eDilute S.R.B. with water per the dilution guide above in a clean container.\u003c\/li\u003e\n  \u003cli\u003eApply the diluted solution to the stain — first pass penetrates, second pass lifts.\u003c\/li\u003e\n  \u003cli\u003eLet dwell 5–10 minutes (do not let it dry on the surface).\u003c\/li\u003e\n  \u003cli\u003eRinse thoroughly while the cleaner is still wet, using a garden hose or pressure washer (hot water breaks down stains even faster).\u003c\/li\u003e\n  \u003cli\u003eLet the surface dry and inspect — repeat if needed for heavy, deep-set stains.\u003c\/li\u003e\n  \u003cli\u003eFollow up with overall surface cleaning using Surebond SureClean or Efflo Off if desired.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutdoor use only\u003c\/strong\u003e in properly ventilated conditions\u003c\/li\u003e\n  \u003cli\u003eBest results when air and surface temperatures are \u003cstrong\u003e40°F or above\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eDo not clean when temperatures are below freezing or will drop below freezing overnight\u003c\/li\u003e\n  \u003cli\u003eIf air temperature exceeds 90°F, flash-cool the surface with water first — do not allow product to dry on a hot surface\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eNot for use on asphalt\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003eUse caution on sensitive surfaces such as wet-cast pavers and stamped concrete — may affect surface color (test first)\u003c\/li\u003e\n  \u003cli\u003eExcessive pressure-washer pressure can damage substrate — use only what's needed\u003c\/li\u003e\n  \u003cli\u003eStore in a cool, well-ventilated place. Do not allow product to freeze\u003c\/li\u003e\n  \u003cli\u003eWear appropriate PPE — gloves, eye protection, and skin protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill S.R.B. remove rust stains from my concrete?\u003c\/strong\u003e\u003cbr\u003e\nYes — rust is one of the primary stains this product is designed to remove. Use the 3:1 dilution for heavy rust stains, let it dwell, and scrub before rinsing thoroughly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs it safe on sealed pavers?\u003c\/strong\u003e\u003cbr\u003e\nYes, when properly diluted. Use the 30:1 dilution on previously sealed surfaces and always test first. S.R.B. is compatible with all Surebond sealers when used correctly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill it remove leaf stains from my patio?\u003c\/strong\u003e\u003cbr\u003e\nYes — leaf tannin stains, moss, and mildew are exactly what S.R.B. is formulated to dissolve. Most applications clear up in a single treatment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use this on stamped or colored concrete?\u003c\/strong\u003e\u003cbr\u003e\nUse caution — S.R.B. may affect the color of sensitive surfaces like wet-cast pavers and stamped concrete. Always test in an inconspicuous area first and use the weakest effective dilution.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow much area does 1 quart cover?\u003c\/strong\u003e\u003cbr\u003e\nDiluted at 15:1, one quart makes roughly 4 gallons of ready-to-use cleaner. Each ready-to-use gallon covers approximately 100–250 sq. ft. depending on surface and staining severity.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo I need a pressure washer?\u003c\/strong\u003e\u003cbr\u003e\nNo — a garden hose with a nozzle works fine. A cold or hot water pressure washer will break down tough stains faster, but avoid excessive pressure that could damage the substrate.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs it safe for pets and plants?\u003c\/strong\u003e\u003cbr\u003e\nS.R.B. is biodegradable and environmentally friendly when rinsed properly. Protect plants and grass during application, keep pets away until the surface is rinsed and dry, and always follow label directions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBeat stubborn stains before they beat your hardscape. Order SEK Surebond S.R.B. Stain \u0026amp; Rust Buster — 1 Quart today and keep your pavers looking their best.\u003c\/strong\u003e\u003c\/p\u003e","brand":"SEK SUREBOND","offers":[{"title":"Default Title","offer_id":50593078935844,"sku":"SEK-SRB-QRT","price":61.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0868\/5161\/7060\/files\/Screenshot2025-04-25154913.png?v=1745610584","url":"https:\/\/polymericsandstore.com\/products\/sek-surebond-srb-stain-rust-buster-quart","provider":"Polymeric Sand Store","version":"1.0","type":"link"}