Need Vacuum Tube Solar Collectors and Accessories (Quantity See description for quantities)

RFQ Description

Vacuum Tube Solar Collectors with Heat Pipe*2 units - 58mm x 1800mm - 20 tube unit with stainless steel frame for flat roof mounting.8 units - 58mm x 1800mm - 20 tube unit with stainless steel frame for sloped roof mounting.* Heat pipe must be capable to withstand freezing temperatures to minus 30 degrees Fahrenheit (-35ËÅ¡C).Assistant tank1 unit - Stainless steel constructionExpansion tanks 4 units - 18 liter capacitySolar Hot Water Pressure Tank 1 unit - 200 liter w/ single heat exchange loop.Circulating Pumps8 units - 3 Speed, 110 Volt with flanges for 3/4 inch NPT connection.Controllers2 units - Temperature sensors for single pump circulation.1 unit - Single solar collector array with 2 storage tanks and 2 circulating pumps.1 unit - Dual solar collector arrays with 2 storage tanks and 3 circulating pumps.Temperature sensors9 units - with standard cable length ( specify length _____ m )4 units - with extended cable length to collectors ( 15 meters each )Air Scoop & Air Vent3 units – Copper or brass construction.Copper connectors10 units - Manifold to manifold12 units - Manifold to 3/4 inch NPTPressure Relief Valves 2 units - 100 psi / 7 bar, 3/4 inch NPT connectionTempering Valves3 units – with 3/4 inch NPT connectionsWork Stations1 unit - Single solar collector array with 2 storage tanks.1 unit - Dual solar collector arrays with 2 storage tanks.Vacuum Tubes20 units - Spares (glass tube only)LCL Crating* and Handling ( Please specify number, approximate weight and dimensions of containers ) * All containers and material must be marked with the country of origin. ______ m ( Long ) x ______ m ( Wide ) x ______ m ( High ) ______ m ( Long ) x ______ m ( Wide ) x ______ m ( High ) ______ m ( Long ) x ______ m ( Wide ) x ______ m ( High )Shipping China to United States. Port of Entry Detroit, Michigan USA Vacuum Tube Solar Collectors and Accessories Heat Pipe Solar Collectors