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The gripNlock is the only watertight hinging monitoring well cap in the environmental industry. Its claim to fame is it's tamper-proof design, it has versatility that no other cap or plug has on the environmental market.
“gripNlock”; this hard-hitting cap is built for the worst environment.
“gripNlock”; this hard-hitting cap is built for the worst environment. Easy installation and cost efficient, this new cap does not require grouting, screwing, riveting, or gluing. Our new affordable “gripNlock” will have you think twice before buying another expansion plug.
Mallet driven installed, the new "gripNlock", is a redesigned version of the old Snap Cap. This new tamper-proof Cap is instantly watertight and secured when tapped in place.
Above and below grade monitoring well locking cap.
2" and 4" (fits SCH 40 & 80)
Heavy duty Nylon construction, w/ high impact, heat resistant, UV protected w/ chemical resistant properties. This cap is completely inert.
Multiple concentric rings placed in the base of the cap provide maximum security and added watertight integrity to the well. The top of the cap has a large API warning label where a well #___ space is provided. The cap is coloured in a highly recognisable orange for both below grade and above grade protective riser pipes.
2" SCH 40 = 2.375 in (60.33 mm) OD, with a wall thickness of 0.154 in (3.912 mm)
2" SCH 80 = 2.375 in (60.33 mm) OD, with a wall thickness of 0.218 in (5.537 mm)
4" SCH 40 = 4.500 in (114.30 mm) OD, with a wall thickness of 0.237 in (6.020 mm)
4" SCH 80 = 4.500 in (114.30 mm) OD, with a wall thickness of 0.337 in (8.560 mm)
G102 gripNlock/SNAPCAP: 2"Watertight Tamper-proof Hinged Nylon Locking Monitoring Cap, Fits SCH 40 and 80 PVC Pipe
G104 gripNlock/SNAPCAP: 4"Watertight Tamper-proof Hinged Nylon Locking Monitoring Cap, Fits SCH 40 and 80 PVC Pipe