J&D Manufacturing PCSR630 20.5 mm Roll Tube Adaptor Motorized Drives for PCSR120W

J&D Manufacturing s 24 Volt DC Curtain System offers easy installation and trouble-free operation. With the sealed keder curtain and matching roll tube the J&D Curtain System can be installed in a fraction of the time of conventional curtain systems. This is the perfect addition to your dairy ventilation system. Also ideal for greenhouse poultry and swine operations! Add this inlet to your facility to get air moving on the hottest days but keep the elements out when the curtain is closed. Curtain System: End drive or center drive systems Single roll up double roll up middle roll up or middle double roll up Fully adjustable for minimum winter ventilation or maximum summer ventilationDrive Options: Manual drive with 6 or 9 shepherd s hook Motorized climbing drives with built in adjustable limit switches and optional protective cable guideControl Options: Manual control (JDN4M-5) Programmable control with thermostat temperature sensor and power supply (JDN4-5) 12 or 16 stage ventilation control (JD412M) with optional remote power supply (JDR2-5)Wind Pockets and Restraints: Heavy gauge galvanized wind pockets to protect your drive system End drive systems include drive end cover and dead end cover Center drive systems include center drive cover and 2 dead end coversSpecifications Size: 20.5 mm - SKU: JDMF1242