{"product_id":"concrete-ballast-brick-3kg-solar-pv-mounting-ballast","title":"Concrete Ballast Brick 3kg - Solar PV Mounting Ballast","description":"\u003c!-- SEO Product Name: Concrete Ballast Brick 3kg - Solar PV Mounting Ballast (Travis Perkins 863319) --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; color:#2B2B2B; line-height:1.6; font-family:Arial, Helvetica, sans-serif;\"\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eThis \u003cstrong\u003edense concrete common brick\u003c\/strong\u003e is a compact ballast unit used to fine-tune the loading of solar PV ballast trays and racking feet where a full-size block is too large or too heavy for the available space or point loading.\u003c\/p\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eMeasuring \u003cstrong\u003e215 x 100 x 65mm\u003c\/strong\u003e, this is a Marshalls Dense Concrete Common Brick, a standard \u003cstrong\u003e20N\/mm² compressive strength\u003c\/strong\u003e dense concrete brick manufactured to BS EN 771-3.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:20px -4px; justify-content:space-between;\"\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:6px; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e~3kg\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:400; margin-top:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003eApprox. Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:6px; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e215mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:400; margin-top:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003eLength\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:6px; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e100mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:400; margin-top:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003eWidth\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:6px; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e65mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:400; margin-top:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003eThickness\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:6px; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e20N\/mm²\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:400; margin-top:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003eCompressive Strength\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:6px; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eDense Concrete\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:400; margin-top:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003eMaterial\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFF6E5; border-left:4px solid #E0942A; padding:14px 18px; margin:18px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#E0942A; font-size:14px; margin-bottom:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003ePlease Note\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; color:#2B2B2B; line-height:1.6;\"\u003eThis brick's \u003cstrong\u003e3kg approximate weight\u003c\/strong\u003e is based on the standard dense concrete brick density for a 215 x 100 x 65mm unit; individual manufacturers do not publish a single confirmed per-brick weight figure, so treat this as a guide and confirm actual delivered weight against your ballast calculation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:20px -6px;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; background:#F7FAFA; border:1px solid #D9EDEA; border-radius:6px; padding:16px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eFine Ballast Adjustment\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#2B2B2B; line-height:1.55;\"\u003eThe smaller format allows \u003cstrong\u003eprecise fine-tuning\u003c\/strong\u003e of ballast tray loading where full-size 17kg blocks would overshoot the required weight.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; background:#F7FAFA; border:1px solid #D9EDEA; border-radius:6px; padding:16px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eHigh Compressive Strength\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#2B2B2B; line-height:1.55;\"\u003eRated at \u003cstrong\u003e20N\/mm²\u003c\/strong\u003e, considerably higher strength than the standard 7.3N dense block, giving excellent durability under sustained outdoor loading.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; background:#F7FAFA; border:1px solid #D9EDEA; border-radius:6px; padding:16px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eFrost \u0026amp; Thaw Resistant\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#2B2B2B; line-height:1.55;\"\u003eDense concrete construction is \u003cstrong\u003eresistant to frost and thawing\u003c\/strong\u003e as well as rain, suitable for permanent outdoor exposure.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; background:#F7FAFA; border:1px solid #D9EDEA; border-radius:6px; padding:16px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eGains Strength With Age\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#2B2B2B; line-height:1.55;\"\u003eConcrete brick construction \u003cstrong\u003econtinues to gain strength over time\u003c\/strong\u003e, improving durability across the working life of the PV installation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; background:#F7FAFA; border:1px solid #D9EDEA; border-radius:6px; padding:16px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eBS EN 771-3 Compliant\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#2B2B2B; line-height:1.55;\"\u003eManufactured to \u003cstrong\u003eBS EN 771-3: 2011\u003c\/strong\u003e, the British\/European standard for masonry units.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; background:#F7FAFA; border:1px solid #D9EDEA; border-radius:6px; padding:16px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eEasy to Handle \u0026amp; Distribute\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#2B2B2B; line-height:1.55;\"\u003eLight enough for \u003cstrong\u003esingle-handed placement\u003c\/strong\u003e into ballast trays, cradles, or between racking feet.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:13px; text-transform:uppercase; letter-spacing:0.05em; padding:9px 14px; margin-top:14px; border-radius:4px 4px 0 0;\"\u003ePhysical Specification\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 4px 4px; overflow:hidden; margin-bottom:4px;\"\u003e\n\u003cdiv style=\"display:flex; background:#F0F9F8; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eWeight\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eApprox. 3kg (guide figure — see note above)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eDimensions (L x W x H)\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003e215 x 100 x 65mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F0F9F8; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eMaterial\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eDense concrete\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eCompressive Strength\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003e20N\/mm²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F0F9F8; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eColour\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eGrey\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eRange\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eCommon Bricks\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:13px; text-transform:uppercase; letter-spacing:0.05em; padding:9px 14px; margin-top:14px; border-radius:4px 4px 0 0;\"\u003eStandards \u0026amp; Compliance\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 4px 4px; overflow:hidden; margin-bottom:4px;\"\u003e\n\u003cdiv style=\"display:flex; background:#F0F9F8; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eManufacturing Standard\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eBS EN 771-3: 2011\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eWeather Resistance\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eFrost and thaw resistant, rain resistant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F0F9F8; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eThermal Performance\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eGood thermal control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:13px; text-transform:uppercase; letter-spacing:0.05em; padding:9px 14px; margin-top:14px; border-radius:4px 4px 0 0;\"\u003eApplication\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 4px 4px; overflow:hidden; margin-bottom:4px;\"\u003e\n\u003cdiv style=\"display:flex; background:#F0F9F8; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003ePrimary Use\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eFine ballast adjustment for solar PV ballast trays and racking feet\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eAlso Suitable For\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eGeneral building and landscaping brickwork\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F0F9F8; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:0 0 46%; padding:9px 14px; font-weight:600; color:#333333; font-size:14px;\"\u003eInstallation\u003c\/div\u003e\n\u003cdiv style=\"flex:1; padding:9px 14px; color:#222222; font-size:14px;\"\u003eLoaded loose into ballast trays or cradles per mounting system design\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FDECEC; border-left:4px solid #D32F2F; padding:14px 18px; margin:18px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#D32F2F; font-size:14px; margin-bottom:4px; text-transform:uppercase; letter-spacing:0.03em;\"\u003eImportant Safety Information\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; color:#2B2B2B; line-height:1.6;\"\u003eAlways calculate total ballast requirements using your mounting system manufacturer's wind-load tables. Mixing brick and block sizes is common practice for fine-tuning total tray weight, but the total mass, not the unit count, is what must meet the engineering requirement.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:20px 0;\"\u003e\n\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:15px; padding:12px 16px; cursor:pointer; list-style:none;\"\u003eWhat's the difference between this brick and the 17kg ballast block?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6; background:#FFFFFF;\"\u003eThis brick is a smaller, lighter unit (215 x 100 x 65mm) used to top up or fine-tune ballast tray weight, while the 17kg block (440 x 215 x 100mm) is the primary bulk ballast unit. Many installers combine both to hit an exact target weight.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:15px; padding:12px 16px; cursor:pointer; list-style:none;\"\u003eCan I mix these bricks with the 17kg blocks in the same tray?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6; background:#FFFFFF;\"\u003eYes — combining block and brick sizes is a common way to reach a precise total ballast weight per tray or per module without excess. Confirm the combined total meets your system's wind-load requirement.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:15px; padding:12px 16px; cursor:pointer; list-style:none;\"\u003eIs this brick suitable for pitched roof ballast systems?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6; background:#FFFFFF;\"\u003eSome rail-less and lightweight pitched-roof systems use smaller ballast units like this brick for ridge, verge, or hip ballasting. Always confirm compatibility with your specific mounting system's installation manual.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:15px; padding:12px 16px; cursor:pointer; list-style:none;\"\u003eDoes the brick need mortar or fixing?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6; background:#FFFFFF;\"\u003eNo — when used as PV ballast, the brick is loaded loose into an approved ballast tray or cradle and relies on its mass, not mortar fixing, to provide ballast weight.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:700; font-size:15px; padding:12px 16px; cursor:pointer; list-style:none;\"\u003eWhat compressive strength does this brick have compared to a standard block?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6; background:#FFFFFF;\"\u003eThis brick is rated at \u003cstrong\u003e20N\/mm²\u003c\/strong\u003e, considerably higher than the 7.3N rating of the standard dense ballast block, though for ballast purposes total mass matters more than compressive strength.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Travis Perkins","offers":[{"title":"Default Title","offer_id":65812573618525,"sku":"TP-BALLAST-3KG","price":1.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/ConcreteBallastBlock17kg-SolarPVMountingBallast.jpg?v=1788532776","url":"https:\/\/qualityheating.co.uk\/products\/concrete-ballast-brick-3kg-solar-pv-mounting-ballast","provider":"AIZO Quality Heating","version":"1.0","type":"link"}