Home SERVICES WE OFFER Air ConditionersGas FurnacesGas PacksHeat Pumping WELCOME Lighthouse Heating and Cooling Specialists have been in business since 1998. We are proud to service Chester, Lancaster, and York County areas. We are here 24 hours a day, 7 days a week, 365 days a year! ABOUT US HIGHLY-TRAINED STAFF QUALITY CLEANING TOOLS FAST & EFFECTIVE SERVICE