Address
Dublin
Description
4-inch HydraSleeve model for sampling 4" ID and larger diameter wells - made to hold greater than 2.5 liters of sample volume.
2.9 inches O.D. by 37 inches long. Fill within a 7-foot column. Lay-flat width 4.614 inches.
Absolute maximum volume obtainable without spilling 3.1 liters
LAYFLAT | FILLED | FILLED | FILL | |
WIDTH | LENGTH | DIAMETER | VOLUME | STROKE |
4.61" | 37" | 2.9" | ~3000 ml |
37" |
Fill stroke is the length of the sampler when used in 4-inch wells. It will be longer for larger diameter wells. Alternative method of recovery is recommended for use in larger wells - see link below.
REQUIRED/RELATED ACCESSORIES |
DETAILS | ARTICLES OF INTEREST RELATED TO THIS PRODUCT |
2-inch Spring Clip - recommended for the top of the HydraSleeve |
Don't use Spring Clips in 1.5" wells or when there are obstacles |
Spring Clip Instructions Alternative Attachment without spring clips |
Minimum 4-ounce bottom weight | Very shallow wells - less than 100 | |
Recommended 5-ounce bottom weight |
If the well is more than 250 feet deep, or there are obstacles down hole, you may want to use heavier than 5 ounces. Also stringing multiple sleeves on one tether requires heavier weight. |
Weight Selection Chart |
Top Weight 16-ounce Note: Additional bottom weights must be used with all top weights. |
Needed for short water columns less than 5.5 feet. Compresses the HS-2 to within 6 inches off the bottom of the well. Must have 3.5 feet of saturated screen to fill completely using the top weight |
Topic of Top Weights Alternative method of recovery - oscillating HydraSleeves during retrieval |
Tether available in 500, 1000, and 2000-foot rolls. Marked sequentially in feet along the length of the line. |
About our tether. | |
Sand Weight Clips - for attaching the bottom of HydraSleeves to the tether. Typical for multiple sleeve deployment. |
About bottom (sand weight) clips | |
How to shorten HydraSleeves for less sample volume |