Tenders for Supply of Insulation Foam 9/8 For Hvac Section, Type- Nitrile Rubber Tube. Foam Insulation Class- O Size- For 9/8 Inch Pipe. Thickness- 1/2 Inch Brand: Amico/Tungesten As Per Sample Insulation Form 5/8 For Hvac Section, Type- Nitrile Rubber Tube. Foam Insulation Class- O Size- For 5/8 Inch Pipe. Thickness- 1/2 Inch Brand: Amico/Tungesten As Per Sample Thermal Insulation Foam Sheet For Hvac : Aluminum 1Feet Width Thickens 35Mm Width- 1Feet Thickness-35 Mm As Per Sample