Diffuser Connector Block, 1/4" FNPT, HDPE Waterproof Paper User replaceable

User replaceable

and soluble salt precipitates and evaporites common to arid and semi-arid environments as well as very light-colored parent materials such as diatomaceous earth and volcanic ash

The bottom edge is graduated in millimeters and numbered every 10th millimeter

Convertible Plate for the observation of various subjects

Material: Durable 330-denier Cordura® nylon mesh for excellent ventilation

Diffuser Connector Block, 1/4" FNPT, HDPE Waterproof Paper User replaceableProduct Code: DYCBB Connector block, with a 1 4 FPT inlet for use with line of air diffusers below. Four different styles, all self weighted: DYRD Rubber poly diffusers are for rough conditions. They have a 1 4 MPT inlet and wont freeze, break or crack. Use for tanks and on trucks and boats. DYCD Aluminum oxide diffusers are for general aeration: bubble size is 12 mm, and they have a support on each end that protects the tank or liner from the