Everbuild Black Jack Roofing Felt Adhesive 5L

£24.89ex. VAT
£24.89ex. VAT

Nationwide Delivery

Mon 8 Jun

Order by 2pm today
  • 9hrs
  • 58mins
  • 8secs

Delivery & Returns Info

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Delivery & Returns Information

Delivery charges vary by product category and order value. Items may ship from different suppliers and arrive separately, so delivery charges can be shown per part of your order at checkout.

Standard (Nationwide) Delivery

Screws & Fixings and Adhesives & Sealants
ORDER VALUE DELIVERY CHARGE
Under £75 £7.50 ex. VAT
Over £75 ex. VAT FREE

Express Delivery

Express Delivery - Insulation and Plasterboard & Drylining
ORDER VALUE DELIVERY CHARGE
Under £400 £90 ex. VAT
Over £400 ex. VAT £55 ex. VAT
Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products
ORDER VALUE DELIVERY CHARGE
Under £300 £50 ex. VAT
Over £300 ex. VAT £35 ex. VAT

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How delivery works

We work with a nationwide network of trusted suppliers. Items in your basket may be supplied by different suppliers and delivered separately. Where this applies, you will see delivery charges shown at checkout for each part of your order. We always aim to group products from the same supplier to keep delivery costs as low as possible.

Delivery areas

Delivery charges apply to mainland UK, excluding: AB, CA, CF, DD, DG, EH, EX, FK, KA, KW, KY, IV, LA, LD, LL, ML, NP, PA, PH, PL, SA, SY, TR, TQ and TD.

If your address is in one of these areas, we will contact you before processing your order to confirm any additional costs. We do not currently offer delivery outside the UK mainland.

What to expect on delivery day

  • Deliveries are typically kerbside.
  • Please ensure someone is on-site to accept delivery. For heavier items, help with offloading may be required.
  • Many building materials arrive on large vehicles. If access is restricted, a specialist vehicle such as a HIAB may be required and could incur an additional charge.

Why delivery can cost more than typical parcel delivery

Building materials often travel on larger vehicles and usually carry fewer drops per run than parcel networks. That is why delivery charges can be higher than standard e-commerce shipping.

Returns

Returns depend on what you have bought and whether there is anything wrong with it. For full details on eligibility, timeframes, and exclusions, please see our full policy.

View Full Returns Policy

Technical Specification

Technical Specification
URN: 9002162
Brand: Everbuild
Size: 5L
Sales Unit: Each
Manufacturer's Reference: 668817

Product Overview

Everbuild Black Jack Roofing Felt Adhesive in a 5 litre tin is a cold-applied, black, oxidised bitumen adhesive formulated for bonding roofing felt to a range of common substrates. The adhesive produces a tough, flexible film that accommodates thermal movement and maintains adhesion across seasonal temperature change.

It provides strong bonding performance on concrete, asphalt, metal, wood and existing felt, creating a consistent seal for lap joints and full-coverage bonding layers. Its resistance to dilute acids, alkalis, salt solutions, water and alcohol supports reliable performance in exposed roofing conditions, enhancing the durability of built-up felt systems.

The adhesive is also suitable for use as a cold-gritting solution, enabling the application of chippings to the final felt layer for UV protection and surface durability. Designed for brush or mop application, it develops full tack within 15-30 minutes depending on ambient drying conditions, ensuring predictable laying characteristics on site.

Stored correctly and applied in accordance with BS 8217 felt-laying principles, the adhesive supports long-term weathering performance and provides consistent results across multiple roof types. 

The 5 litre capacity offers practical coverage for medium-sized roofing works and continuous-run bonding.

Features & Benefits

  • Cold-applied bitumen adhesive: Provides full-coverage bonding without the need for heating equipment.
  • High bond strength: Forms a durable bond suitable for securing roofing felts to typical roof substrates.
  • Flexible cured film: Hardens and softens with changing temperatures to maintain adhesion and reduce stress on joints.
  • Chemical and water resistance: Resists dilute acids, alkalis, salt solutions, water and alcohol for long-term exterior performance.
  • Suitable for gritting: Enables application of protective chippings as a cold-gritting layer on suitable roof slopes.
  • Consistent application behaviour: Brush or mop applied, with controlled tack development for reliable laying sequences.
  • Material compatibility: Bonds effectively to concrete, asphalt, metal, wood and existing roofing felt.
  • Container size: 5 litre provides increased volume suited to general roof covering works and extended application areas.

Applications

  • Bonding roof felts: Used to secure felt layers to wood, metal, concrete, asphalt or existing felt.
  • Lap sealing: Provides reliable bonding for side and end laps in multi-layer felt systems.
  • Gritting adhesive: Accepts stone chippings for UV and surface protection on low-slope roofs.
  • Roof maintenance work: Suited to localised bonding and small-area repair tasks.

Installation Guidance

  • Surface preparation: Ensure substrates are clean, dry and free of loose material, grease and biological growth.
  • Priming porous substrates: Apply bitumen primer where required and allow to dry fully before laying felt.
  • Adhesive application: Brush or mop the adhesive evenly and allow 15-30 minutes open time to develop tack.
  • Felt placement: Roll or press the felt into the wet film, ensuring full contact and removal of trapped air.
  • Lap treatment: Treat edges and roll ends with adhesive, maintaining minimum 75 mm side laps and 150 mm end laps.
  • Final checks: After 24 hours, inspect all bonding and re-press any areas lacking full adhesion.

Compliance & Performance

  • Chemical base: Aromatic petroleum hydrocarbon bitumen adhesive.
  • Application Temperature: Air 10°C to 25°C; Surfaces must be free of ice and below 35°C.
  • Service Temperature: Withstands -20°C to +70°C (once fully cured) on slopes under 10°.
  • Consumption guidance: 0.6-0.8 L/m² for felt bonding; 0.7-0.9 L/m² for gritting depending on chip size.
  • Drying time: Approximately 24 hours depending on conditions.
  • Storage requirements: Store sealed, away from ignition sources, between 5 °C and 25 °C.
  • Important note: Contains flammable solvent; avoid vapour inhalation in confined spaces and prevent contact with subsequent solvent exposure.



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