Pipe Insulation. All insulated lines and their supports will be inspected and their condition documented.
Pipe Insulation. .1 Non-Flammable Hot/Cold Liquids (Domestic Hot/Cold/Recirculation Water Piping, Geothermal Heat Pump System Glycol and Water Piping, Steam, Steam Condensate, Storm, HVAC indoor unit Condensate Piping):
Pipe Insulation. 1 Pipe Insulation Thickness Requirements: Insulation Type Pipe Size Runouts* ≤50 mm (2”) ≤ 25 mm (1”) ≤ 50 mm (2”) ≤ 100 mm (4”) ≥125 mm (5”) Domestic Cold Water 25 mm (1”) 25 mm (1”) 25 mm (1”) 25 mm (1”) 38 mm (1- 1/2”) Domestic Hot & Recirc. Water (Conditioned Space) 25 mm (1”) 25 mm (1”) 25 mm (1”) 38 mm (1-1/2”) 38 mm (1- 1/2”) Domestic Hot & Recirc. Water (Unconditioned Space, Outside) 38 mm (1- 1/2”) 63 mm (2- 1/2”) 63 mm (2- 1/2”) 75 mm (3”) 88 mm (3- 1/2”) Heating Systems (Fluids ≤ 93 °C) 25 mm (1”) 38 mm (1- 1/2”) 50 mm (2”) 50 mm (2”) 50 mm (2”) Heating Systems (District Heat, LP Steam, Condensate, Fluids ≤ 121 °C) 38 mm (1- 1/2”) 63 mm (2- 1/2”) 63 mm (2- 1/2”) 75 mm (3”) 75 mm (3”) Heating Systems (HP Steam, Fluids ≤ 177 °C) 38 mm (1- 1/2”) 75 mm (3”) 100 mm (4”) 113 mm (4-1/2”) 113 mm (4-1/2”) Heating Systems (HP Steam, Fluids ≥ 177 °C) 38 mm (1- 1/2”) 113 mm (4-1/2”) 125 mm (5”) 125 mm (5”) 125 mm (5”) Cooling Systems (Fluids ≥ 4 °C) 25 mm (1”) 25 mm (1”) 25 mm (1”) 25 mm (1”) 25 mm (1”) Storm Drainage, Cooling Systems (Fluids < 4 °C) 25 mm (1”) 25 mm (1”) 38 mm (1- 1/2”) 38 mm (1- 1/2”) 38 mm (1- 1/2”) .2 Insulation shall not be applied until all the required tests have been completed.
Pipe Insulation. D. In general, the system shall be installed complete through the terminus of VAV boxes within the base building, with run-outs to be provided under tenant buildout.
