The JNP range of duct accessibility doors is made to offer easy and fast obtain to smoke, hearth and quantity manage dampers, coils, filters and other air conditioning and ventilating tools mounted inside ductwork.
The selection of 5 dimensions have been meticulously chosen to supply diverse levels of obtain from single handed to head and shoulder entry.
JNP entry doorways are of double skin “sandwich” design comprehensive with 20mm thick large density insulation and are sealed to prevent any insulation migration.
The 1 piece mounting frames are pressed for accuracy and pre-punched on internal and outer flanges.
This function permits doors to be mounted so that a flush end is attained on simple or insulated ductwork.
All sizes of doorway are equipped, as common, with a retaining chain amongst the doorway and frame.
JNP entry doors are ideal for higher, medium and lower force programs and meet up with the requirements of HVCA DW144 Specification lessons A and B.
Frame, Seamless one particular piece .7mm galvanized moderate metal.
CZPT, Outer panel .7mm galvanized gentle metal
Interior panel .7mm galvanized delicate metal.
Insulation, 20mm thickness insulation.
Gasket, Good seal.
Fasteners, Progressive motion camlocks, zinc plated.
Retaining chain, zinc plated, amongst doorway and frame.
Throw values are based mostly on diffusers installed in the sidewall far more than 2.0m over the flooring line. Terminal velocities are primarily based on a 1 aspect set up only with throws offered at .25m/s. Checks results were carried out in the diffused pattern only. Jet sample throws are calculated by multiplying the diffused throws by 2.
For other performance or selection details please contact the supplier.