Without limiting the foregoing, GRINNELL Mechanical Products does not. Field modifications are easily accommodated with the GRINNELL Grooved System as couplings and fittings can be easily rotated, eliminated and/or added to. GRINNELL Grooved Products are designed for use within grooved end pipe systems and GRINNELL flexible couplings are within reason able to absorb pipe.

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Fire protection was a new science in this time period and depended on manually turning on the sprinklers. Views Read Edit View history. This site uses cookies to offer you a better browsing experience. The benefit of flexibility can minimize or eliminate the need for expansion joints. Rigid couplings provide for joints which are comparable to pipe jointing such as welding and flanging. Grinnell Mechanical Services include shop drawings, pump assemblies and equipment connections, cost comparisons, crate and tag handling, thermal movement analyses, CAD blocks and families, and training services.

Grinnell Mechanical Products offers mechanical services used for supporting engineering and design. Grinnell Mechanical Products Type. To improve the quality of its iron castings, General Fire Extinguisher grinnell its own foundry and shops in Cranston, Rhode Islandopening the operation in The coupling housings are designed to engage into the grooves and provide a secure joint. Grinnell grooved products are used in various industries because they are historically more efficient than flanged, welded, and threaded pipe joining methods.

The company specialized in gas main installations, putting in the original gas mains in Rhode Island. Pentair valve and control through an all-stock merger, [6] took operational control grinell the valve manufacturing and distribution from Grinnell Mechanical Products.

However, this field of business accounted for only about 20 percent of Grinnell’s annual sales volume and profits, with plumbing supplies and fixtures being responsible for most of the rest. Further, Grinnell stock was trading at nearly triple the value. InHenry S.


Frederick Grinnell took out some 40 patents for improvements and also invented a dry-pipe valve and automatic fire-alarm system. Grinnell acquired a controlling interest in Groovedd District Telegraph Co. Grinnell grooved products became one of Tyco’s leading manufacturing units.

Tyco Grinnell Grooved Fitting, for Fire Protection

Grinnell Mechanical Products specializes in mechanical, fire, HVAC, commercial, mining, institutional and industrial applications. Grinnell grooved products include grooved trinnell, grooved fittings, mechanical tees, valves, circuit balancing valves, copper systems, stainless steel gribnell, plain end systems, HDPE systems, PVC systems, G-PRESS systems, gaskets and spare parts, and preparation equipment, as well as accessories, such as strainers, tee strainers, suction diffusers, dielectric waterway transition fittings, dielectric waterway groove threads, and dielectric waterway male threads.

Retrieved from ” https: Fire permits are not required and building residents do not have to evacuate due to welding fumes. Ina consent judgment required ITT to divest itself of Grinnell’s fire-protection division and Grinnell’s share in Hajoca by September 24, Grinnell grooved products have a year limited warranty for most products, except for the G-MINE line of products, which are warranted for six months.

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The pipe ends are sealed by a pressure responsive gasket that is encapsulated by the ductile iron housing. ADT Security Servicesmanufacturer of electrical supervisory and alarm systems for protection against fire, burglary, holdup, and fittingss hazards. This page was last edited on 7 Septemberat Through the next few decades, Grinnell sprinklers were installed in thousands of buildings and were credited with saving thousands of lives.

Dependability The coupling housings are designed to engage into the grooves and provide a secure joint. Tyco International Manufacturing companies established in establishments in Rhode Island Manufacturing companies based in Pennsylvania mergers and acquisitions.


InGrinnell patented an improved, more sensitive sprinkling system. Grinnell shareholders backed the merger in Augustdespite the Justice Department’s decision to oppose it on antitrust grounds.

The aesthetics of the pre-fabricated insulation with the economics of the grooved methods provide the installer a significant advantage. At this time, Grinnell and its acquired subsidiaries held more than 87 percent of the central-station fire and burglar alarm business in the United States, according to the U.

The engineered design of these couplings provides for pipe end gapping that helps to dissipate, isolate, and minimize noise and vibration transmission throughout the piping system. There is no need for two holing with flanges, and the potential of fire hazards is eliminated when compared to welding.

We are strictly an industrial supplier. These include 2D and 3D drawings for the mechanical room and design suggestions and easy to follow installation drawings with legends for each pump. Field modification can be handled easily with minimal effort due to the interchangeability of the grooved method. By using this site, you agree to the Terms of Use and Privacy Policy.

From Wikipedia, the free groovev.

GRINNELL | Americas | Grooved Fittings

Lansdale, PennsylvaniaU. They eventually grinnrll to offer pipe fitting and plumbing services. When ITT was unable to receive what it considered an acceptable bid for the fire-protection unit the concern was turned over to a court-appointed trustee. The predecessor for Grinnell Corp.