68 Pa. Stat. § 250.401
Unless the right of exemption has been waived by the tenant in writing, personal property to the value of three hundred dollars ($300), in addition to any other personal property specifically exempted by this article, shall be exempt from levy and sale by distress for rent.
The officer charged with the execution of any landlord's warrant shall, if requested by the tenant, summon two disinterested and competent persons, who shall be sworn or affirmed by such officer to appraise personal property, including bank notes, money, stocks, judgments or other indebtedness due the tenant, to the value of three hundred dollars ($300), which the tenant may elect to retain, and the property so elected and appraised shall be exempt from levy and sale in such distress proceedings.
Each appraiser shall be entitled to receive two dollars ($2.00) for his services.
68 P.S. § 250.401