Envco – Environmental Equipment

These in-line and barrel filter holders are made with materials that won't contaminate your trace metal analysis. For on-site rapid filtration of surface or ground water samples through flatstock filter membranes.

• Industry leader for trace metal analysis since 1978.
• Compatible with most pump systems.
• Durable yet light-weight, easily packs into remote sites.
• Made with high quality, chemically resistant materials.
• Wide variety of filter holders to meet YOUR needs.

Acrylic In-Line Filter Holder
Filter holder plates ..............acrylic
Dispersement discs..............polycarbonate
Inlet/outlet fittings ..............polyethylene
O-ring ..................................F.D.A. approved silicone
Filter support screens ..........polyester mesh with vinyl border
Pressure relief valve ............nylon w/ external stainless steel pegs
Legs ....................................nylon with non skid feet
Inlet/outlet fittings ................3/8” NPT by 3/8” hose barb
Maximum pressure ..............35psi (7-15psi generally recommended for 0.45μm filtration)

102 mm
Filter membrane size ..........102mm diameter (only)
Filter area ............................3.49” (88.86mm) diameter
Total height with legs............13.25”
Combined height of plates ..1.75” (4.45mm)
Nylon nut and bolt height ....2.9” (73.7mm) when engaged
Clamping device ..................3 swing-a-way bolts (nylon or stainless steel)
Approx. shipping wt. ............3.0lbs. (nylon bolts) 3.5lbs. (stainless steel bolts)

142 mm
Filter membrane size ..........142mm diameter (only)
Filter area ............................4.8” (122.17mm) diameter
Total height with legs............13.5”
Combined height of plates ..1.70” (43.3mm)
Nylon nut and bolt height ....2.9” (7.37mm) when engaged
Clamping device ..................6 swing-a-way bolts (nylon or stainless steel)
Approx. shipping wt. ............4.4lbs. (nylon bolts) 5.6lbs. (stainless steel bolts)

Ordering Information
AFH-102 Acrylic In-Line Filter Holder 102 mm
AFH-142 Acrylic In-Line Filter Holder 142 mm