Sika Black Jack 903 Bitumen Trowel Mastic is a fibre-reinforced bitumen repair compound for filling and sealing cracks, holes and defects in roofing and guttering.
- Trowel-applied repair mastic
- Suitable for roofing felt, mastic asphalt and corrugated metal
- Useful for metal gutters and downpipes
- Remains flexible after application
- Exterior use
<div class="dynamic-checkout__content" id="dynamic-checkout-cart" data-shopify="dynamic-checkout-cart"> <shopify-accelerated-checkout-cart wallet-configs="[{"supports_subs":true,"supports_def_opts":false,"name":"shop_pay","wallet_params":{"shopId":77370687812,"merchantName":"Wern-Wood","personalized":true}},{"supports_subs":false,"supports_def_opts":false,"name":"paypal","wallet_params":{"shopId":77370687812,"countryCode":"GB","merchantName":"Wern-Wood","phoneRequired":true,"companyRequired":false,"shippingType":"shipping","shopifyPaymentsEnabled":true,"hasManagedSellingPlanState":null,"requiresBillingAgreement":false,"gatewayType":"CONNECTED","merchantId":"7RMN3B274E37L","sdkUrl":"https://www.paypal.com/sdk/js?components=buttons\u0026commit=false\u0026currency=GBP\u0026locale=en_US\u0026client-id=AexZEtAxk09Ncgj6FSWFFyGKbxxAZ_LTyJ2DPdJWl1YUlecinmc5AfIaRF2qYjWlusWahlzz6SVkY5Ci\u0026merchant-id=7RMN3B274E37L\u0026intent=authorize","serviceableCountryCodes":["GB"]}}]" access-token="f568f9e895a74f24012acd36c4f72c75" buyer-country="GB" buyer-locale="en" buyer-currency="GBP" shop-id="77370687812" cart-id="2782cf780d8f4122c43cdbedc028f6e2" enabled-flags="["a1d1f9a1","370070f3"]" > <div class="wallet-button-wrapper"> <ul class='wallet-cart-grid wallet-cart-grid--skeleton' role="list" data-shopify-buttoncontainer="true"> <li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li> </ul> </div> </shopify-accelerated-checkout-cart> </div>
