tech info

COMPACT AND HIGH-EFFICIENCY SOLAR THERMAL SYSTEM WITH CALORIFIER WITH EXTRALARGE FIXED HEAT EXCHANGER

The solar thermal system STRATOS® 4S
ROTOSHIELD® WITH BOLLY® 1 XL POLYWARM®,
for DHW production, it’s composed of the
compact solar thermal system STRATOS® 4S
ROTOSHIELD® and the BOLLY® 1 XL POLYWARM®
calorifier with fixed heat exchanger.

CHARACTERISTICS OF THE STRATOS® 4S
ROTOSHIELD®
Frame structure of anodized marine grade
aluminum.
Support and fixing brackets in galvanized steel.
Capturing system consisting of tubes with Sydney
type vacuum technology with highly selective
coating and high vacuum grade.
Primary accumulation in stainless steel AISI 304.
DHW exchanger in stainless steel AISI 316L
suitable for drinking water according to 98/83/CE
and subsequent amendments.

CALORIFIER
Model BOLLY® 1 XL POLYWARM® with fixed heat
exchanger.
Tank in carbon steel.
Internal Polywarm® coating, suitable for drinking
water according to 98/83/CE and subsequent
amendments and DHW certifications ACS-SSICADVGW-
W270-UBA-WRAS.
Connections for integration of electrical heater.
Rigid insulation of polyurethane foam with high
thermal insulation. External PVC cover.
Tested in accordance with European standard EN
12897:2006.

WARRANTY
5 years - See general sales and warranty conditions
Features
SOLAR KEYMARK SOLAR KEYMARK
SOLE + POMPA DI CALORE + CALDAIA = ACS
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