Petersen 938-7 Series 30" Bladder-Style Manhole Vacuum Tester
Petersen 938-7 Series 30" Bladder-Style Manhole Vacuum Tester
SKU:HIG-4106df
Efficient and accurate manhole vacuum tester with bladder-style head assembly and remote monitoring for ASTM C1244 compliance.
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$2,899.99
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$2,899.99
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Petersen 938-7 Series 30" Bladder-Style Manhole Vacuum Tester
$2,899.99
Quantity: 1
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Petersen 938-7 Series 30" Bladder-Style Manhole Vacuum Tester
$2,899.99
Quantity: 1
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The Petersen 938-7 Series 30" Bladder-Style Manhole Vacuum Tester is designed for efficient and accurate testing of new, existing, and rehabilitated manholes, meeting ASTM C1244 standards. Featuring a bladder-style head assembly supported by a durable aluminum brace, this tester seals the inside diameter of manholes at frame or cone. With a maximum sealing range of 30.3 inches and minimum sealing range of 25 inches, it offers a cost-effective solution for identifying infiltration and exfiltration issues through vacuum testing. Remote inflation and monitoring keep users safe, making it a preferred choice for manhole testing.
Product Specifications
Specifications A Length
5.81 in | 147.57 mm
Specifications B Length
3.38 in | 85.85 mm
Specifications Connection Size And Type
F562C
Specifications C Length
0.81 in | 20.58 mm
Specifications D Hex
1.12 in | 28.45 mm
Specifications Effective Filter Element Area
0.15 in² | 96.77 mm²
Specifications Hex
1.38 in | 35.05 mm
Specifications Micron Size
10/35
Specifications Orifice
0.187 in | 4.75 mm
Specifications Pressure Rating
60000 psi | 4136.79 bar
Specifications Tubing Engagement Depth
0.87 in | 22.0 mm