Call us at Prime Source for all of your Asphalt Sealing, asphalt repair, line painting or landscaping needs. Commercial Parking lots/ Residential Driveways/ Condominium Parking Lots. Commercial grade coal tar sealer lasts 2-3 years and applied professionally by experienced crew. We also offer residential Landscaping services so please keep us in mind for our free quote on your upcoming project. Serving GTA Oakville/Burlington/Hamilton/Carlisle/Milton and surrounding areas. Fully insured• Zero contact• Online Estimates•