What makes HIDRO SST unique is its deep-penetrating formulation that bonds within the stone’s structure, creating durable resistance to moisture while maintaining full vapour permeability. Because it forms no surface film, the natural appearance, colour, and texture of the stone remain unchanged.
Characteristics: LEED-mapped, Ready to use, VOC – Free, Water-based
Suitable for: Cement and cement tiles, Granite, Marble, Travertine, Limestone, Marble agglomerates, Natural stones

Shipping & Delivery
Delivery across the UK: Available delivery methods, estimated times and charges are calculated for your order and shown at checkout before payment.
Larger, heavier or specialist machinery may require a tailored delivery arrangement. Please contact us if you need help before placing your order.
Returns & Refunds
Need to return an item? Please contact us before sending anything back so we can confirm eligibility and provide the correct return instructions.
Items should be unused and returned in their original condition and packaging. Some specialist, made-to-order or used items may have different return conditions.
HIDRO SST
Price range: £27.78 through £139.14
( Price range: £23.15 through £115.95 excl. VAT)
Eco-friendly, water-based impregnating sealer designed to deeply penetrate and protect natural stone surfaces from rising damp and moisture damage.
HIDRO SST is a high-performance impregnating sealer formulated to protect natural stone against water ingress and rising humidity. The advanced, 100% water-based composition is completely free from volatile organic compounds (V.O.C.-Free), ensuring a safe, sustainable solution that delivers lasting protection without affecting the stone’s natural appearance.




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