--- title: "Silicone Sealant Services in Chatham, Kent | SP Silicone Sealants" description: "Silicone sealant and mastic services from Chatham, Kent: commercial, bathrooms, windows, external, expansion joints, cladding and more. Free fixed quotes." lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "Organization", "@id": "https://www.spsiliconesealants.com/#organisation", "name": "SP Silicone Sealants Limited", "alternateName": "SP Silicone Sealants", "url": "https://www.spsiliconesealants.com/", "logo": "https://www.spsiliconesealants.com/favicon.png", "telephone": "+44 7342 520584", "email": "spsilicone@mail.com", "address": { "@type": "PostalAddress", "streetAddress": "The Historic Dockyard", "addressLocality": "Chatham", "addressRegion": "Kent", "postalCode": "ME4 4QX", "addressCountry": "GB" }, "sameAs": [ "https://maps.app.goo.gl/dNpRvHzxXRKNughJA", "https://www.instagram.com/spsilicone" ], "contactPoint": [ { "@type": "ContactPoint", "telephone": "+44 7342 520584", "email": "spsilicone@mail.com", "contactType": "customer service", "areaServed": "GB", "availableLanguage": "English" } ] }, { "@context": "https://schema.org", "@type": "WebSite", "@id": "https://www.spsiliconesealants.com/#website", "name": "SP Silicone Sealants", "url": "https://www.spsiliconesealants.com/", "inLanguage": "en-GB", "publisher": { "@id": "https://www.spsiliconesealants.com/#organisation" } }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.spsiliconesealants.com/" }, { "@type": "ListItem", "position": 2, "name": "Services", "item": "https://www.spsiliconesealants.com/services" } ] } ] --- [07342 520584](tel:+447342520584)[spsilicone@mail.com](mailto:spsilicone@mail.com)Chatham, Kent Mon–Sat, 7am–7pm · Sunday closed [![SP Silicone Sealants logo](/__l5e/assets-v1/04f69d29-f7e4-4833-a846-7060bb9b1458/sp-logo-v5.webp)](/) [Home](/)[About](/about) Services Service Areas [Our Work](/our-work)[Contact](/contact)[07342 520584](tel:+447342520584)[Request Estimate](/contact) Menu Services # Silicone Sealant & Mastic Services in Chatham Sealant is all we do. Choose the work you need below — every service is priced free and fixed in writing, for homes and commercial sites across Kent, London and the South East. [Request a free estimate](/contact)[07342 520584](tel:+447342520584) - [ ![Marble spiral staircase joints sealed in a commercial building](/__l5e/assets-v1/0599e8eb-17c5-4315-932c-3b5d292fb75b/commercial-silicone-sealant-01.jpg) ](/services/commercial-silicone-sealant-application) ### [Commercial silicone sealant application](/services/commercial-silicone-sealant-application) Sealant packages for office refurbishments, new builds, building refurbishments and schools, worked to the main contractor's programme. - [ ![Crisp white silicone sealant line where a marble kitchen worktop meets a fluted splashback](/__l5e/assets-v1/81fc53a1-5c52-4b84-bd99-66cca8348ee6/kitchen-silicone-sealing-after-03.jpg) ](/services/bathroom-wet-room-kitchen-sealing) ### [Bathroom, wet room & kitchen sealing](/services/bathroom-wet-room-kitchen-sealing) Clean, watertight beads around baths, showers, trays and worktops — for homes in Chatham and for commercial washrooms alike. - [ ![Large glass sliding doors sealed to a timber-beamed opening](/__l5e/assets-v1/ecbc5ba9-a7e9-4177-bd7c-0b26a00a2cec/window-door-silicone-sealing-01.jpg) ](/services/window-door-silicone-sealing) ### [Window & door silicone sealing](/services/window-door-silicone-sealing) Perimeter sealing that keeps draughts and driving rain out of the building envelope, internally and externally. - [ ![Weatherproof external sealant joint between a black door frame and brickwork](/__l5e/assets-v1/253b7ff0-9d17-4ddd-9dc5-712c5de81689/external-silicone-sealant-after-01.jpg) ](/services/external-silicone-sealant) ### [External silicone sealant](/services/external-silicone-sealant) Weatherproof external joints specified for UK exposure and movement — brick, render, stone, cladding and copings. - [ ![External movement joint between brickwork panels prepared for expansion joint sealant](/__l5e/assets-v1/c1c8e7ae-2092-4629-a166-133251417d8a/external-silicone-sealant-before-02.jpg) ](/services/expansion-joint-sealing) ### [Expansion joint sealing](/services/expansion-joint-sealing) Correctly sized and backed movement joints that flex with the structure instead of splitting through the middle. - [ ![Neutral-cure silicone mastic applied to a stone tile floor-to-wall joint](/__l5e/assets-v1/a70f1c6d-6266-454c-b553-ad933839b6aa/floor-line-wall-joint-mastic-application-01.jpg) ](/services/floor-line-wall-joint-mastic) ### [Floor line & wall joint mastic](/services/floor-line-wall-joint-mastic) Consistent mastic lines to floor and wall junctions across large commercial areas — corridors, plant rooms and open floor plates. - [ ![Freshly replaced white silicone sealant in a grey stone-tiled shower corner after old sealant removal](/__l5e/assets-v1/0b254bf3-7d39-48da-9323-60631e7d5944/sealant-replacement-shower-corner-01.jpg) ](/services/sealant-replacement-removal-reseal) ### [Sealant replacement — removal & reseal](/services/sealant-replacement-removal-reseal) Old, split or blackened sealant cut out completely, substrate prepped and treated, then resealed properly. - [ ![Colour-matched silicone sealant cartridge used beside a yellow glass splashback](/__l5e/assets-v1/42471476-abc6-4674-8631-6e87af0c4057/colour-matched-silicone-sealant-01.jpg) ](/services/colour-matched-silicone-sealant) ### [Colour-matched silicone sealant](/services/colour-matched-silicone-sealant) Beads matched to grout, frames, stone or cladding so the joint disappears into the finish instead of framing it. - [ ![Large indoor swimming pool with sealed movement joints and stone surround](/__l5e/assets-v1/0145e098-1f26-460f-8075-65f99ab38e5c/swimming-pool-silicone-sealing-after-02.jpg) ](/services/swimming-pool-leisure-sealant) ### [Swimming pool & leisure sealant](/services/swimming-pool-leisure-sealant) Chlorine-resistant products for pool surrounds, changing areas and wet leisure environments. - [ ![Wet room sealed with mould-resistant white silicone around the shower area](/__l5e/assets-v1/aaf3c020-6391-42bf-9eb7-a10970e97d28/wet-room-silicone-sealing-after-01.jpg) ](/services/anti-mould-sealant) ### [Anti-mould sealant](/services/anti-mould-sealant) Mould-resistant products for bathrooms, wet rooms and washrooms that stay cleaner for longer. - [ ![Glazed office partition and meeting room screen with acoustic sealant applied to the perimeter framing joints](/__l5e/assets-v1/5b178dbf-57bc-4ae9-b3b0-48f2b550b8cc/acoustic-sealant-office-partition-01.jpg) ](/services/acoustic-sealant) ### [Acoustic sealant](/services/acoustic-sealant) Noise-reduction sealing to partitions, junctions and service penetrations where sound transfer matters. - [ ![Glass curtain wall sealed to terrazzo flooring with a thin neat silicone joint](/__l5e/assets-v1/d4b50d34-7e21-4b94-ad7b-b8cf87f2b4ec/cladding-curtain-walling-sealing-02.jpg) ](/services/cladding-curtain-walling-sealing) ### [Cladding & curtain walling sealing](/services/cladding-curtain-walling-sealing) Facade and curtain walling joints sealed to line and detail at height, from the access provided. ![SP Silicone Sealants logo](/__l5e/assets-v1/ccba0574-1fb2-45c8-9c24-82adeb90c706/sp-logo-v5-light.webp) Specialist silicone sealant and mastic applicators serving domestic and commercial clients across Kent, London and the South East. [@SPSilicone](https://www.instagram.com/spsilicone) ### Opening Hours - Monday 7am – 7pm - Tuesday 7am – 7pm - Wednesday 7am – 7pm - Thursday 7am – 7pm - Friday 7am – 7pm - Saturday 7am – 7pm - Sunday Closed ### Contact - [07342 520584](tel:+447342520584) - [spsilicone@mail.com](mailto:spsilicone@mail.com) - The Historic Dockyard Chatham, Kent ME4 4QX ### Sealant Services - [Commercial silicone sealant application](/services/commercial-silicone-sealant-application) - [Bathroom, wet room & kitchen sealing](/services/bathroom-wet-room-kitchen-sealing) - [Window & door silicone sealing](/services/window-door-silicone-sealing) - [External silicone sealant](/services/external-silicone-sealant) - [Expansion joint sealing](/services/expansion-joint-sealing) - [Floor line & wall joint mastic](/services/floor-line-wall-joint-mastic) - [Sealant replacement — removal & reseal](/services/sealant-replacement-removal-reseal) - [Colour-matched silicone sealant](/services/colour-matched-silicone-sealant) - [Swimming pool & leisure sealant](/services/swimming-pool-leisure-sealant) - [Anti-mould sealant](/services/anti-mould-sealant) - [Acoustic sealant](/services/acoustic-sealant) - [Cladding & curtain walling sealing](/services/cladding-curtain-walling-sealing) - [All silicone sealant services](/services) ### Areas We Cover - [Sealant specialists in Chatham](/service-areas/chatham) - [Sealant specialists in Maidstone](/service-areas/maidstone) - [Sealant specialists in Sevenoaks](/service-areas/sevenoaks) - [Sealant specialists in Tunbridge Wells](/service-areas/tunbridge-wells) - [Sealant specialists in Kings Hill](/service-areas/kings-hill) - [Sealant specialists in Meopham](/service-areas/meopham) - [Sealant specialists in Tenterden](/service-areas/tenterden) - [Sealant specialists in Whitstable](/service-areas/whitstable) - [Sealant specialists in Bexley](/service-areas/bexley) - [Sealant specialists in the City of London](/service-areas/city-of-london) - [Every area we cover in Kent](/service-areas) Looking for something specific? We handle [bathroom silicone sealing in Chatham](/services/bathroom-wet-room-kitchen-sealing), [old sealant removal and reseal](/services/sealant-replacement-removal-reseal), [window and door perimeter sealing](/services/window-door-silicone-sealing), [commercial mastic applicators in Kent](/services/commercial-silicone-sealant-application), [expansion joint sealing for main contractors](/services/expansion-joint-sealing), [cladding and curtain walling sealing](/services/cladding-curtain-walling-sealing) and [swimming pool sealant work](/services/swimming-pool-leisure-sealant). See [photos of our recent sealant work](/our-work) or [meet the family-run team behind SP Silicone Sealants](/about). © 2026 SP Silicone Sealants Limited. 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