10 Best Limestone Sealer for 2025

SIKA

• Dries clear: Using a solvent free formula, Geo-Fix Stone Protector dries clear and will not stain or alter the colour of the substrate
• Utmost protection: Using enhanced Fluor-Resin formula, it provides an improved shield protecting from liquid stains such as oil, petrol, water and much more
• Prevents future damage: Prevents destruction on the substrate from water penetration and erosion
• Drying time: 5–7 hours depending on the weather condition
• Release coat for chewing gum: Provides better release coat, making the removal of chewing gum from substrates much easier
• Internal and external use: Can be used on both interior and exterior substrates such as floor tiles, slates, marble, block paving and much more
• Maintains substrate appearance: Does not affect or alter the substrates colour or appearance once applied
• Available in 1 Litre and 5 Litre

HG

• A natural stone protector which prevents the penetration of dirt and grease stains
• Can be used inside and outside on marble, travertine, bluestone, granite, cement and concrete tiles that contain natural stone
• Unique quick-drying formula; goes deep into the pores of the stone rendering it less absorbent
• Natural stone impregnator that does not contain silicon or affect the original character of the natural stone
• 1L is sufficient for 10 – 50 m2 depending on how porous the floor is

Ronseal

• Thompson's Patio & Block Paving Seal offers advanced protection for paving
• It seals and protects against dirt and chemicals and resists penetration of oils and fuels
• Contains effective biocide to resist moss and algal growth

Everbuild

• 405 Path & Patio Seal
• Size: 25LTR
• Brand: Everbuild

Sika

• Solvent free formulation - non-flammable, low odour
• Improves appearance of dull paths/stone
• Improves water and mar resistance
• Contains a powerful fungicide - prevents unsightly mould growth
• Do not apply below 5 degrees Celsius
• 405 Path & Patio Seal
• Size: 5LTR
• Brand: Everbuild

SIKA

• Solvent free no VOC’s
• Seals and protects natural stone
• Internal and external use
• Protects from accidental spillages such as tea, coffee, wine and other foodstuffs

LTP

• Impregnating sealer
• Fireplace
• countertop
• Worktop
• kitchen side

Smartseal

SIKA

• Solvent free formulation – non-flammable, low odour
• Improves appearance of paths/stone
• Also acts as a dustproofer and facilitates easier cleaning
• Dramatically improves water and mark resistance - High degree of water repellency in dried film
• Contains a fungicide – prevents unsightly growth in the film

Nassboards

• IMPREGNATING ENHANCED COLOUR SEALER: The Larsen Impregnating Enhanced Colour Sealer, brought to you by Nassboards, is a must have colour sealant that is designed for using with Indian sandstone, Limestone, York Stone, Granite, Natural Sandstone as well as general paving slabs. It helps bring out the rich colour of your outdoor patio or indoor flooring, all the while offering unbeatable protection against the elements
• DEEP PENETRATING SEALANT: Keep your new patio looking as good as the day you bought it with this easy to use sealant. Thanks to its fast acting solvent-based formula, this sealant will penetrate deep into the pores of the stone, providing ample protection all the way through, enhancing its capability to withstand any weather and UV rays. Apply with a brush or roller, with just one coverage you can apply to approx. 2-10 m2/L of surface area and touch dries in a couple of hours
• 5 YEARS PROTECTION: Thanks to its water repellent and algae resistant properties, the high quality & long-lasting Larsen Colour Enhancing Sealant will leave your pavestones water resistant, making it perfect for patios, driveways, indoors and outdoors, in showers, fountains and washbasins
• WEATHER PROTECTION AND STAIN RESISTANT: This hard-wearing Impregnating Enhanced Colour Sealer will provide protection during any weather, as well as leaving your paving slabs with a stain proof coating. No more unsightly marks on your pristine patio with this easy to use Enhanced Colour Sealer, brought to you by Nassboards
• 100% SATISFACTION: We at Nassboards are as passionate about our products as we are about our customer service, which is why we provide our Impregnating Enhanced Colour Sealant with a year’s warranty. If at any point you are not happy with your purchase, please don’t hesitate to get in touch with us so that we can make it right