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Aprilaire 558

Complete Units
	apr600-ORIG - Humidifier complete unit. to install unit need (two) 21581001 and 28115205-1. - more info	$166.99
Controls
	apr4305 - Gasket auto humidity cont - more info	$4.73
	APR56 - Auto trac humidistat - more info	$92.58
	apr8052 - 10k duct sensor rpc#692 - more info	$11.53
Covers
	apr4222 - Cover model 550 - more info	$77.90
	apr4225 - Cover latch spring #550 - more info	$9.33
Filters
	a10wr-rps - Wicking style filter. these filters are designed to maximize the output of your humidifier. up to %50 higher output. micro free anti-microbial treated surface. needs to be replaced twice a season. - more info	$13.99
	aprA10-RPS - Hard wick filter - more info	$8.53
Frames
	apr4217 - Scale control insrt - more info	$18.07
	APR4218 - Distributor tray for - more info	$17.42
	APR4598 - Ionizer frame assembly - more info	$173.45
Hoses, Valves, and Regulators
	APR4001 - Saddle valve - more info	$19.99
	apr4004 - Strainer for water valve - more info	$4.52
	apr4040 - Water solenoid valve--this valve an exact aprilaire valve. 24 volt - more info	$79.99
	apr4184 - Nozzle 350/360/550 - more info	$9.33
	apr4223 - Spud model 550/560 - more info	$4.31
	apr4229 - Saddle valve adaptor - more info	$51.54
	APR4231 - Orifice - yellow - more info	$3.94
Other Parts
	apr4039 - Humidistat adaptor plate - more info	$9.33
	APR4219 - Base 550 - more info	$75.21
	apr4280 - Shock arrestor - more info	$109.57
	APR4655 - Humidistat-manual control - more info	$47.28
	APR51 - Current sensing relay - more info	$41.00
	GA50 - Current sensing relay - more info	$36.00
Panels
	APR4220 - End panel model 550 - more info	$57.12
	APR4221 - Duct panel model 550 - more info	$52.99
Transformers
	apr4010 - Transformer - more info	$28.40
Tubing
	apr4226 - Feed tube w/comp sleeve - more info	$12.17