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About us

Welcome to Giacomini! For more than 70 years, we have been designing and offering wellness-oriented products and services for our living spaces, putting sustainability and the reduction of energy waste on the forefront.
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Business area

We manufacture in Italy and export components and systems for healthy room air conditioning, thermal energy management and domestic water and gas distribution worldwide.
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Here you can download all you need to explore our products and solutions in detail: catalogs, datasheets, certifications, statements and more.
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Academy

For many years we have been providing professional formation to our planner, distributor and installer clients with the Giacomini Academy courses, which offer dedicated updates and in-depth analyses of our products and systems.

Components for manifolds for heating systems

R545 Y-fitting with Nr.2 3/4"E connections

R545 Y-fitting with Nr.2 3/4

Brass Y-fitting with G 3/4"F flat seat nut and Nr.2 3/4"E connections with 40 mm center distance.
Equipped with adapter R483Y001 (3/4"E x flat seat) for nut and EPDM gasket.

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Products

Code	Size			BIM(revit)	CAD(dxf)	Certification
R545Y004	G 3/4"F x 3/4"E /Cen.dist. 40 mm	1	50	-	-

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Related products

R269T Multifunction valves for distribution manifolds

Multifunction valves for distribution manifolds

R279FC Diverting valve kit for radiant panel systems and fan coil systems

Diverting valve kit for radiant panel systems and fan coil systems

R554A Intermediate piece for manifolds, male threaded

Intermediate piece for manifolds, male threaded

R554B End piece for manifolds, male threaded

End piece for manifolds, male threaded

R554B-1 End piece for manifolds, female threaded

End piece for manifolds, female threaded

R554C End piece for manifolds, male threaded

End piece for manifolds, male threaded

R554C-1 End piece for manifolds, female threaded

End piece for manifolds, female threaded

R554D Intermediate piece for manifolds, male threaded

Intermediate piece for manifolds, male threaded

R554I Compact end piece for manifolds, male threaded

Compact end piece for manifolds, male threaded

R590D Manifold end piece with probe connection and self-sealing

Manifold end piece with probe connection and self-sealing

R591D Manifold end piece, with self-sealing

Manifold end piece, with self-sealing

R591F Manifold end piece

Manifold end piece

R580I Female-female fitting

Female-female fitting

R592D Plug for manifolds, with self-sealing

Plug for manifolds, with self-sealing

R593D Reducer male-female threaded, with self-sealing

Reducer male-female threaded, with self-sealing

R93 Reducer fitting male-female threaded

Reducer fitting male-female threaded

R594 Cap for manifolds

Cap for manifolds

R551W Insulation cover for manifold R551

Insulation cover for manifold R551

R553W Insulation set for R554D unit and caps

Insulation set for R554D unit and caps

R553W-2 Insulation set for R553D, R553F manifolds

Insulation set for R553D, R553F manifolds

R557W Insulation cover for R557R-2 manifold

Insulation cover for R557R-2 manifold

R279FCW Spare part polyethylene foam insulation for R279FC diverter valve kit

Spare part polyethylene foam insulation for R279FC diverter valve kit

Insulation for R553S, R553V bar manifolds, for use with R279FC

R531 Tee fitting with thermometer connection, for R553D, R553S, R551S manifolds

Tee fitting with thermometer connection, for R553D, R553S, R551S manifolds

R540 Thermometer with rear connection

Thermometer with rear connection

R540F Contact thermometer for R749F T-handle

Contact thermometer for R749F T-handle

R532 Flow meter with scale 1-4 l/min

Flow meter with scale 1-4 l/min

P12ADB Bonnet for DB series thermostatic valves, R553FKDB and R553FDB manifolds

Bonnet for DB series thermostatic valves, R553FKDB and R553FDB manifolds

P12HDB Bonnet for R553FPDB, R553FSDB manifolds

Bonnet for R553FPDB, R553FSDB manifolds

R400DB DB bonnet replacement kit for DB series thermostatic valves

DB bonnet replacement kit for DB series thermostatic valves

P10S Lockshield for R553S manifold

Lockshield for R553S manifold

P10V Valve body for R553V manifold

Valve body for R553V manifold

P10DS Lockshield for R553DS stainless steel manifolds

Lockshield for R553DS stainless steel manifolds

P10VS Valve body for R553DS, R553FS manifolds

Valve body for R553DS, R553FS manifolds

P553FP Spare parts for R553FP and R553FPDB manifolds

Spare parts for R553FP and R553FPDB manifolds

P553 Differential by-pass kit for R553 manifolds

Differential by-pass kit for R553 manifolds

P78M Flow meter for R553M, R553F, R53MM, R53MT manifolds

Flow meter for R553M, R553F, R53MM, R53MT manifolds

R450CV Handwheel for manifolds with shut-off valves

Handwheel for manifolds with shut-off valves

R557A Tee fitting for R557

Tee fitting for R557

R557B Tee fitting with nut and tail piece for R557

Tee fitting with nut and tail piece for R557

R557D Tee fitting for R557 with nut and tail piece

Tee fitting for R557 with nut and tail piece

R557P Tail piece for R557 manifold

Tail piece for R557 manifold

R227-2 Probe housing for R462LX021

Probe housing for R462LX021

R558 Lockshields key for regulating the manifold outlets

Lockshields key for regulating the manifold outlets

R558N Lockshields key for regulating the manifold outlets

Lockshields key for regulating the manifold outlets

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