The Tool & Equipment Co.

Cement Block Walls

Insuladd^® test: Cement block walls of identical duplexes.

Tech Traders, Inc.
307 Holly Road
Vero Beach, FL. 32963

Test: September 17th, 1998
Location: Orlando, Florida
Structure: Identical cement block 2 bedroom/1 bath duplex apartments. No A/C running.

Time of day:	8	9	10	11	12	1	2	3	4
Outside air temp. in Deg. F	73	77	84	87	91	93	92	88	86
Outside wall with Insuladd	75	77	84	88	89	89	89	85	84
Outside wall without Insuladd	80	91	98	102	104	107	105	103	101
Inside wall with Insuladd	73	74	76	79	82	85	84	79	76
Inside wall without Insuladd	73	76	81	86	90	92	91	87	82
Outside wall differential	5	14	14	14	15	18	16	18	17
Inside wall differential	0	2	5	7	8	7	7	7	6

Summary: The use of Insuladd^® appears to be an effective way to decrease the heat transfer (heat flow) through the walls of a building. The energy cost reduction potential for this material is worthy of consideration for residential and commercial structures.

Test supervisor: Clem Hawkins
C16D-22G
Test validated: 9/18/98

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