Product; ALL WEATHER TROWEL FOR ROOFS. Bostik Bituminous Mastic for Roofs can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Our Locations. 5. Bostik Flashband Original Self Adhesive Flashing Tape for Roofs is a self-adhesive sealing bitumen strip which bonds instantly to provide a permanent watertight seal in all climates. Product code. 4. Discover Bostik. It can be used as a water and moisture barrier or as a protection for metal. 100% Original Product. Bostik-flashband-original-finish-lenght-10m-400x300px. resealing of existing roofs it can be applied onto mastic asphalt, roofing felt, corrugated iron, asbestos/fibre cement, slates, lead, copper and zinc. Do not walk on floors set with Bostik Multi-Purpose Mastic for at least 12 hours unless walking boards or plywood sheets are used. (£6. It also offers excellent primerless adhesion to many non-porous. About Bostik; Our Company; Our History; Our Locations; Learn more; View latest news; Visit the Bostik blog; About Arkema; Arkema Group; Ethics & Compliancy; An. Because it is glass-filled, it provides a unique aesthetic affect as it lets light pass. Uses advised against None known. 557. £ 25. No matter what the size or shape of your project, our waterproof sealants are specially formulated to prevent the migrTixophalte Wet is a professional bituminous adhesive and sealant with permanent flexibility providing superior adhesion. ADHESIVES & TAPES. 12. Bostik Bituminous Mastic for Roofs dries to a flexible. Frequently Bought Together: Roof Felt Adhesives & Primers. Bostik Penetration Primer for Roofs is a general purpose, highly penetrative, thin bituminous primer. Get to know Bostik Discover Arkema Bitumen sealant: Our rubberized bitumen sealants are ideal for repairing flashings, sheet roof materials, gutters and downpipes. SKU: AH-30811915. Bituminous Mastic (1) Cement (1) Polymer (1) Powder (1) Brand. 99. Remove loose screws then re-bed both screws and washers in Bostik Bituminous Mastic for Roofs and tighten. It can be applied onto existing roofs or mastic asphalt, roofing felt, corrugated iron, fibre/cement, slates, lead, copper and zinc. 6kg per square metre Product Codes Grey Finish – 3. 2m²/Ltr. Remove loose screws then re-bed both screws and washers in Bostik Bituminous Mastic for Roofs and tighten. Whether you’re looking to stop a leak, repair an existing roof, or fit a new roof, Bostik has a solution to support the step-by-step process of your next waterproofing project. waterproofing paint. Bostik Bituminous Mastic for Roofs dries to a flexible. per l. Bituminous Mastic has a wide range of applications and is available in tins for trowelling and in cartridges for spot or bead application. 0 out of 5 stars 3 product ratings Expand: Ratings. 5010591004382. Bostik Cempolay Deep is suitable for use with warm water underfloor heating provided a temperature of 27°C is not exceeded. 14. Bituminous black paint for the waterproofing and weather protecting of steelwork and concrete. Visit Website (250) 652-4647. May cause an allergic skin reaction. Guarantee - Statutory; Store in original, unopened packaging in cool, dry conditions within the temperature range +5°C to +35°C, out of direct sunlight and away from sources of heat and ignition. Bostik Bituminous Black Paint is a solvent-based protective coating for external waterproofing and weather protection of ferrous and non-ferrous metals, concrete, roofing felt, fibre cement, corrugated iron, asphalt and wood. Product information. This places our focus on the impact of our products and systems throughout their entire lifecycle. 9. Bostik Limited, Common Road, Stafford, ST16 3EH, UK. Bostik Bituminous Mastic for Roofs. When installing ceramic tile, an emulsion or ‘ready-mix’ adhesive is often perfect for the job, and will improve ease of application. Silicone Sealant. It provides an instant bond providing a watertight seal. Bostik Flashband Self Adhesive Flashing Tape for Roofs is easily applied using hand pressure and a seam roller, with no requirement for special equipment for cutting,. Asphalt. Depending on the formula, these products can be solid or liquid at room temperature. Can be used with Steel (including COLORBOND ® and ZINCALUME ® ), aluminium, glass, concrete, brick, ceramics, and terracotta roof tiles. In accordance with DIN 18195, when applied at a weight of approx. 49Bostik Bituminous Mastic for Roofs. 5L at the best online prices at eBay! Free delivery for many products. Covers 0. It can be applied onto existing roofs or mastic asphalt, roofing felt, corrugated iron, fibre/cement, slates, lead, copper and zinc 5 Litre. Product;. 6 . Option: Quantity: Notify Me. Reference to other sections SECTION 7: Handling and storage 7. Bostik Bituminous Black Paint 1L Black - 30812217. 96. Bostik Bituminous Mastic 1Kg - Smart Roof Adhesive Bostik Bituminous Mastic for roofs is a multi-purpose trowel grade bituminous material for waterproofing, stopping, bedding, pointing and sealing. 1. Bostik Bituminous Waterproofer for Roofs is a solvent borne bituminous waterproofing material. TDS SDS. Where necessary, Bostik Bituminous Waterproofer for Roofs can be reinforced with either an open-woven glass fibre or an open-mesh polyester membrane. SKU: LDAM5402. 48 hours). Bostik-brushable-waterproofer-roofs-400x300px. It can be applied to mastic asphalt, roofing felt, currugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Our History. Bostik Aquaprufe Damp-Proofer & Waterproofer provides a highly efficient sandwich damp-proof membrane for floors - Bostik Aquaprufe Damp-Proofer & Waterproofer must. Bostik-flashband-original-finish-lenght-10m-400x300px. Bostik Bituminous Mastic for Roofs is a multi-purpose trowel grade bituminous material for waterproofing, stopping, bedding, pointing and sealing. 5Lt 293802. Showing 2 of 2 products. Bostik Flexacryl Instant Repair for Roofs is a flexible roof coating that offers immediate waterproofing on most conventional roof substrates. 3 kg/m2, Aqua Blocker achieves crack. Picture 1 of 2. 28. Choose your country from the 'Document Type' drop down list. Bostik Bituminous Mastic is a multi purpose, trowel grade fibre reinforced mastic. Bahan kalis air yang inovatif Bostik. jpg. It forms a protective self-healing skin on the surface keeping the body of the mastic permanently flexible in order. BOSTIK Flashband Original. It is used for priming bitumen roofing felt, concrete roofs and floors, cementitious screeds/renders, mastic asphalt, weathered corrugated iron and steel prior to the application of bituminous coatings. BITUMINOUS MASTIC FOR ROOFS. Bostik Flashband Self Adhesive Flashing Tape for Roofs is easily applied using hand pressure and a seam roller, with no requirement for special equipment for cutting. It can be used as a water and moisture barrier or as a protection for metal. Our innovative Trucolor grout is one of the most color-stable products on the market, and is the perfect grout to use if you’re after that glittery, 3D finish. should be protected with a bead of bituminous mastic. It is recommended that for exposed applications, the mastic be over painted with a non-bituminous paintBoscoseal PU is a one-part ready to use coal tar free bitumen modified, moisture curing polyurethane membrane. Bostik Bituminous Mastic For Roofs is a multi-purpose trowel grade bituminous material for waterproofing, stopping, bedding, pointing and sealing. 14. Back. 90. PLEASE NOTE: Concrete substrate should NOT be smooth and reflective; it must have a concrete surface profile of CSP 1–3 similar to a broomed finish, as defined by ICRI (Guideline No. Recommended where the threat of frost or rain prevents. Adhesive surface is protected by a removable release backing Weight 1. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Adheres to bitumen, cementitious substrates, brickwork, wood, metal, glass and a wide range of plastics. Hazardous Product – Not available for Mail Order/ TCND outside of Mainland UK. You Build ! For fast delivery on all your Hardware & Building Products, order online at CoreBuild. Bituminous Mastic is a multi-purpose, trowel grade material used for waterproofing, bedding, pointing, sealing and stopping. Discover Bostik. Solutie pentru hidroizolatie Bostik Mem Water Stop, gri, 14 kg. 13. Tel: +44 (0) 1785 272625. Additionally, our butyls adhesives and sealants do not dry or crack over time. Model No: £24. 10 + £3. 14. It dries to form an odourless and taint-free bitumen film. Help & Support. BOSTIK CEMENTONE MORTAR PLASTICISER Revision date 17-Jul-2019 Supercedes Date: 17-Jul-2019 Revision Number 2. New In; Carcassing. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. . 01 Precautionary statements P102 - Keep out of reach of children P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. Lead-Free. 00 Postage. Bostik Penetration Primer for Roofs is a highly penetrative, thin bituminous solution, black in colour. Bostik Waterproofing Bituminous Paint Black Silk 5Ltr. Bituminous Felt Adhesive. Waterproof a leaking roof. Lazada . Find many great new & used options and get the best deals for Bostik Bituminous Bitumen Paint 5l Weatherproof Protection 5litre at the best online prices at eBay! Free delivery for many products!. 0L Black. VAT £48. Product overview. Bostik Bituminous Mastic for Roofs. Kalis air untuk kayu - bahan generasi baru. uk. No matter what the size or shape of your project, our waterproof sealants are specially formulated to prevent the migrBostik Bituminous Mastic is a multi purpose, trowel grade fibre reinforced mastic. resealing of existing roofs it can be applied onto mastic asphalt, roofing felt, corrugated iron, asbestos/fibre cement, slates, lead, copper and zinc. Not suitable for bedding double glazed/insulating glass units into frames. Bostik Flashband Primer S. Read more. 08. Product; Multi-purpose trowel grade bituminous material. Read more. resealing of existing roofs it can be applied onto mastic asphalt, roofing felt, corrugated iron, asbestos/fibre cement, slates, lead, copper and zinc. Product code. Download More Info; Rito Bituminous Mastic Datasheet ; Ex VAT Inc VAT. Suitable for brush application only. Soudal Black Roof & gutter Bituminous mastic, 290ml (9) £ 6 £ 2. Multipurpose trowel/cartridge applied bitumen mastic. Weather protection of ferrous and non-ferrous metals, concrete, roofing felt, fibre cement, corrugated iron, asphalt and wood. Multiple Options. Mastic multi-usages colle et joint Bostik MSP 107. General purpose trowel grade bitumen mastic. Roof Sealants. Product; Read more. Protect from frost. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. 99. 08g. Quickview. Bostik Bituminous Mastic for Roofs is a multi-purpose trowel grade bituminous material for waterproofing, stopping, bedding, pointing and sealing. Bostik Bituminous Mastic for Roofs dries to a flexible. BOSTIK Flashband Original. Bostik Bituminous Mastic for Roofs is a multi-purpose trowel grade bituminous material for waterproofing, stopping, bedding, pointing and sealing. Bostik Aluminium Solar Protector for Roofs is a bituminous based aluminium protective coating with light and heat reflective properties for use over bituminous coatings, aged asphalt and primed steel. 6. BOSTIK Flashband Original. Bostik Bituminous Mastic for Roofs dries to a flexible. Bostik Flexacryl Instant Repair for Roofs can be brushed straight from the tin onto substrates such as old roofing felt, asphalt, bituminous roof coatings, cement, concrete, lead work, metal, brickwork. Petro Products India Private Limited. Tel. Product; SELF ADHESIVE FLASHING TAPE FOR ROOFS - 10 metre roll. Bostik’s range of Butyl Adhesives and Sealants provide exceptional performances and efficiency. Produsul prezinta o serie de caracteristici ce ii. Multi-purpose trowel grade bituminous material. €56. High tack,. BOSTIK BITUMINOUS MASTIC FOR ROOFS. Add to wishlist. Suitable for brush application only. (£5. Bostik Black Bituminous mastic, 1L (4) £ 15. dESCRIPTION Boscoseal 16 waterproofing membrane is a self adhesive, self sealing layer of rubberized bitumen protected by aBostik and Polytec PT are launching a new range of thermally conductive adhesives (TCA) for battery design. Bostik Bituminous Mastic is a multi purpose, trowel grade fibre reinforced mastic. Bostik Professional Grade Mastic is ready to use for a fast, professional installation and provides excellent vertical grab for large bodied tiles. £29. £ 31. 13. 3. Description: This multipurpose surface coating ensures all year round weather protection, whilst prolonging the lifetime of. Want to know more about Bostik, our history, our values or our strategy? Here you’ll find a wealth of information about us. BOSTIK Flashband Original. It is easy to apply and improves grab and adhesion. Pour 4 litres of clean, cold water into a clean mixing bucket. Tel. 1. Acheter maintenant. Back. Product overview. Mastic silicone neutre pour la réalisation des joints d'étanchéité bâtiment. 3. Item has been added to your cart. Bostik. Bostik-bituminous-mastic-roofs-400x300px. Bostik Rito silvershield is a high quality aluminium pigmented bituminous coating for use on metal surfaces and all matured bituminous roofing surfaces such as roofing felt, asphalt and cold applied bituminous systems. Bostik bituminous Mastic can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Touch-Dry in 6 Hours, Fully Dry in 24 Hours. A thick heavily bodied, fibre filled, durable bituminous mastic. Produit; Mastic Ms polymères hautes performances pour le. Victoria, BC V9B 6E2. jpg. Geographic availability. Mastic multi-usages colle et joint Bostik MS9 ORIGINAL transparent. BOSTIK BITUMINOUS MASTIC FOR ROOFS. Product; Multi-purpose trowel grade bituminous material. Bostik Bituminous Mastic for Roofs is a multi-purpose trowel grade bituminous material for waterproofing, stopping, bedding, pointing and sealing. jpg. 13. If the surface is porous, dusty or friable after cleaning or covered with weathered bitumen, prime with Bostik Penetration Primer for Roofs and allow to dry. Form Resin modified bituminous mastic in roll form. Solutie pentru hidroizolatie Bostik Mem Water Stop, gri, 6 kg. Bostik Bituminous Mastic for Roofs. Excl. Bostik Bituminous Mastic 1Kg. 16. Immediately resistant to rainfall and suitable for use on roofing felt, corrugated iron, fibre cement, slate, lead, copper, concrete and timber. 30811916 Key Features. Professional Grade Mastic is a high performance adhesive for the interior installation of most types of ceramic and stone tile (except moisture sensitive marble). Bostik-brushable-waterproofer-roofs-400x300px. Click & Collect. Makphalt Mak Elastocryl EMB Acrylic Modified Bituminous Waterproof Coating, Packaging Size: 20 Kg, Black. Bostik Blu Tack Colours Multi Purpose Reusable Adhesive 75G Sticks Better Than Double Sided Tape ₱ 214. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Bostik Flashband Original Self Adhesive Flashing Tape for Roofs is a self-adhesive sealing bitumen strip which bonds instantly to provide a permanent watertight seal in all climates. Adhesives for every mosaic tile installation. From jobs around the home to waterproof sealing for foundations, basement damp proofing and swimming pools – we’ve got you covered. Bostik Cementone Bituminous Mastic 2. Composition Resin modified bituminous mass Weight 1. Our range of mosaic and glass tile adhesives are non-slip, mold and mildew resistant and waterproof once cured. 73 £ 15. Relevant identified uses of the substance or mixture and uses advised against Recommended use Adhesives and/or sealants. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Etanchéité des joints dans les locaux sanitaires : au droit des. 4. See more news. High performance perimeter joint sealants for construction professionals. 30810533 - White - 300ml. Back. It is used for priming bitumen roofing felt, concrete roofs and floors, cementitious screeds/renders, mastic asphalt, weathered corrugated iron and steel prior to the application of bituminous coatings. Want to know more about Bostik, our history, our values or our strategy? Here you’ll find a wealth of information about us. It also makes a fantastic alternative to traditional, reaction-based grouts. £ 25. 20/Ltr) upstands or splits must be made good using Bostik Bituminous Mastic for Roofs. Apply the mastic to the surface, and smooth down using a flat or rounded tool. Bitumastic is a single component, solvent based bitumen rubber mastic joint sealant. 39 Qty:In today’s Bostik Black Bituminous mastic 1L review we’re going to explore some of the key features and benefits of Bostik Black Bituminous mastic 1L. Bostik provides adhesive technologies across a wide range of sectors including construction, automotive, aerospace, rail, packaging, tapes, labels, flexible lamination and footwear industries. View Wishlist Add to. It can be applied onto existing roofs or mastic asphalt, roofing felt, corrugated iron, fibre/cement, slates, lead, copper and zinc. 03732). Want to know more about Bostik, our history, our values or our strategy? Here you’ll find a wealth of information about us. Colour Black, 2. The lap should then be nailed with galvanised clout head nails to secure bond. 75 metre rolls. Discover Bostik. Bostik Bituminous Mastic for Roofs dries to a flexible. Read more. BOSTIK ALL WEATHER TROWEL BITUMINOUS MASTIC Revision date 30-Jan-2020 Supercedes Date: 29-Jan-2020 Revision Number 2. Bostik Aluminium Solar Protector for Roofs is a bituminous based aluminium protective coating with light and heat reflective properties for use over bituminous coatings, aged asphalt and primed steel. Made to Last Long, Get Bostik Penetration Bitumen Primer For Roofs Water Proofing - Black 5 Litre at discounted prices. (£5. Tixophalte Wet is a plasto-elastic, neutral hardening mastic. Ex VAT £6. A highly penetrative, thin bituminous solution used for priming concrete roofs, cementitious screeds, renders, bitumen felt and mastic asphalt prior to the application of bituminous materials. Touch-Dry in 6 Hours, Fully Dry in 24 Hours. Product; Multi-purpose trowel grade bituminous material. With 2014 sales. resealing of existing roofs it can be applied onto mastic asphalt, roofing felt, corrugated iron, asbestos/fibre cement, slates, lead, copper and zinc. Bostik Bituminous Black Paint is a protective coating for external waterproofing and weather protection for use on ferrous and non-ferrous metals, concrete, roofing felt, fibre cement, corrugated iron, asphalt and wood. 01 Precautionary statements P102 - Keep out of reach of children P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. It dries to form a tough, black waterproof coating and. Relevant identified uses of the substance or mixture and uses advised against 1. Suitable for brush application only. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Price shown includes VAT. 7 out of 5 stars 50. Bargain Prices. It offers excellent roll Waterproofing of Balconies and. Get to know Bostik Discover ArkemaMastic de Silicone neutre de haute qualité résistant aux hautes températures. Bond-It Bitumen Paint - 1 litre - Solvent-bourne bituminous black paint for waterproofing & weatherproofing steelwork, concrete, wood, asphalt & portable water tanks. 12. Bostik Limited, Common Road, Stafford, ST16 3EH, UK. Want to know more about Bostik, our history, our values or our strategy? Here you’ll find a wealth of information about us. Bituminous Mastic is a multi-purpose, trowel grade material used for waterproofing, bedding, pointing, sealing and stopping Features: Can be used on mastic asphalt, roofing felt, corrugated iron, fibre cement, slate, lead, copper, concrete and timber Normally applied with a steel trowel or putty knife over a clean, dryBostik Bituminous Mastic for Roofs 5Lt 538225. 91 lei 26. Suitable for using on concrete roofs / floors, render, felt,mastic asphalt tired or weathered bitumen etc…. Show. 5L . Top seal and trowel to a smooth finish. Bostik-flashband-original-finish-lenght-10m-400x300px. 12. waterproof coating for common roofing surfaces including mastic asphalt, roofing felt, corrugated iron, fibre cement, slates, lead, copper, tin & zinc - resists extremes of temperature. Bostik Penetration Primer for Roofs is a highly penetrative, thin bituminous solution, black in colour. 2 kg : Additional Information. Bostik Bituminous Mastic All Weather Trowel 5L 30618101. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. Features and benefits. View all: Bostik Specialist Paints. Övermålningsbart syntetiskt fönsterkitt som är permanent plastiskt. Rito Silvershield View Product. It can be applied onto existing roofs or mastic asphalt, roofing felt, corrugated iron, fibre/cement, slates, lead, copper and zinc. Domestic & commercial use. 73. Restores faded black limestone. If a sheet is cracked: clean, prime and apply a bandage strip of woven glass membrane embedded in Bostik Bituminous Mastic for Roofs. (£5. Bostik Bituminous Mastic for Roofs is a multi-purpose trowel grade bituminous material for waterproofing, stopping, bedding, pointing and sealing. box-EU@bostik. Today's Price: £27. Bostik. upstands or splits must be made good using Bostik Bituminous Mastic for Roofs. Timber. 30812206 - 2. Product description. There are products that can be used on lead and steel while others are designed for use with as gutter sealants to be used to repair damaged gutters and downpipes. Remove loose screws then re-bed both screws and washers in Bostik Bituminous Mastic for Roofs and tighten. Plastic-Bitument: The plastic Bitumen comprises bitumen thinner and suitable inert fillings ranging from 40% to 45%. Aqua Blocke r achieves crack-bridging performance of > 5 mm with a cured coating thickness of 1. £17. Butyl sealant: Providing smart solutions for both roof and gutter sealing, our butyl mastic products are renowned for their exceptional waterproofing and weatherproofing capabilities. Bituminous roof mastic. Guarantee - Statutory. Bostik-flashband-original-finish-lenght-10m-400x300px. Bostik. upstands or splits must be made good using Bostik Bituminous Mastic for Roofs. g. Rito Bituminous Mastic 2. Bostik Flashband Grey 10m x 225mm (22704) (435) compare. Product Name BOSTIK ALL WEATHER TROWEL BITUMINOUS MASTIC Pure substance/mixture Mixture 1. Bostik Bituminous Mastic is a multi purpose, trowel grade fibre reinforced mastic. jpg. Find many great new & used options and get the best deals for Bostik Bituminous Mastic Waterproof Coating/Sealant for Roof/Roofing 2. Cold Applied Bituminous Adhesive. It is waterproof, resistant to chemicals, and retains its flexibility even under extreme temperatures. 99 Inc Vat. €9. Bostik Bituminous Mastic for Roofs. 66 inc VAT. Bostik Limited, Common Road, Stafford, ST16 3EH, UK. Product overview. All laps must be rolled using a heavy metal roller to ensure full lap adhesion. Bond-It Bitumen Primer 1 litre - Highly penetrative bituminous solution for priming surfaces before application of bituminous materials & flashing tape. Bostik Bituminous Mastic for Roofs dries to a flexible. It can be applied to mastic. It can be applied to mastic asphalt, roofing felt, corrugated iron, cast iron, fibre cement, slates, lead, copper, zinc, concrete and timber. BOSTIK Flashband Original. Heat-Resistant. Will not adhere to some plastics such as. We Supply. Roof Sealants. Do not use on or against bitumen. Tel: +44 (0) 1785 272625. 5Ltr. It can be used as a water and moisture barrier or as a protection for metal. com 1. bostik msp 106 invisible 290ml (30606319)11 offers from £25. Bostik-rito-silvershield-roofs-400x300px. Total £0. Bostik P590 SEAL‘N’FLEX ONE PLUS POLYURETHANE SEALANT (sold per piece) ₱ 400. Enter the product code if known in 'Product ID'. Get to know Bostik Discover ArkemaPaint with a good quality conventional non-bituminous decorative paint system as soon as the surface has formed a good dry skin (normally a few days). Everbuild Black Jack 901 | Solvent Based, Full Bodied Black Bitumen Paint - Protective Coating for Concrete Structures, Stone & Concrete Screeds - 5 Litre - Black. This disclaimer is issued by Bostik Limited ("the Company") and applies to the use of any products supplied by the Company ("the Products") displayed onBOSTIK S30 SILICONE is an advanced mould resistant formula and is resistant to cracking, shrinking and discolouration. If a sheet is cracked: clean, prime and apply a bandage strip of woven glass membrane embedded in Bostik Bituminous Mastic for Roofs. glazing tapes contain bitumen or other agents that are incompatible with the silicone. BOSTIK BITUMINOUS MASTIC Revision Date 08-Mar-2019 Supercedes Date: 15-Feb-2019 Revision Number 1. Product information.