1""" 2""" 3from __future__ import absolute_import 4 5from ..unitquantity import UnitQuantity 6from .temperature import K, degF 7from .length import m, ft 8from .power import W 9from .energy import BTU 10from .time import h 11 12 13RSI = UnitQuantity( 14 'RSI', 15 K*m**2/W, 16 doc='R-value in SI' 17) 18 19clo = clos = UnitQuantity( 20 'clo', 21 0.155*RSI, 22 aliases=['clos'] 23) 24 25R_value = UnitQuantity( 26 'R_value', 27 ft**2*degF*h/BTU, 28 doc='American customary units' 29) 30 31 32del UnitQuantity, K, degF, m, ft, W, BTU, h 33