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A J Service are a HVAC Specialists based in Birmingham ho serve the whole of the UK. A family run business with over 30 years experience who pride themselves on the quality of all of the products which are manufactured and have built up a solid reputation during the existence and gained a large loyal customer base. Access doors and dampers are produced in a range of styles and sizes depending on the needs and application. Not only are access doors and dampers manufactured, but AJS also supplies all of the other associated products needed to complete a full heating, ventilation and air conditioning system products include: slotted channel, ducting, filters, air conditioning units, spiral tubing, flat take-offs, boots, bends, couplers and much more.