Request a Quote — Sludge Gun® Portable Sludge Blanket Level Detector Contact Information First Name* Last Name* Organization: Address: Line 1: Line 2: City:State/Prov: Country:Postal/ZIP Code: Phone: E-mail:* Please let us know how you heard about Markland Specialty Engineering. Internet SearchOnline DirectoryeNewsletterPrint PublicationColleague/friendOther: Your Requirements Solids Concentration and Color: Sludge: mg/L Color: Overflow Liquid: mg/L Color: Liquid and Sludge Characteristics Sewage, PrimarySewage, Secondary Industrial Sludge - List Major Components: Liquid is waterOther - List major chemicals: Other comments or needs: Information collected with this form will be used by Markland Specialty Engineering Ltd. to prepare a quote for supply of this and other products supplied by us. We may also use your contact information to make follow up contact with you. We do not share, distribute or sell any information collected. I understand and accept. Learn more about the Portable Sludge Level Detector – The Sludge Gun®