R 0 77 30 phenolic foam insulation r values.
													
																	Foam board insulation high r value. 
									
	
		
	
																	Foam board insulation types. 
																	They keep your home at a comfortable temperature without the need to crank your heat. 
																	4 5 21. 
																	There are three basic foam insulation board products on the. 
															
													
									
	
		
	
																	Foamular high r cw plus insulation combines outstanding moisture resistance with excellent thermal performance. 
																	The main advantage of high r cw plus insulation over other xps boards is its higher r value per inch. 
																	4 8 7 21. 
																	8 3 4 4 8 2 20. 
															
													
									
	
		
	
																	I ve written several posts about how to insulation basement walls in which i promote the use of foam board insulation as the first line of defense against moisture and mold. 
																	For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3. 
																	These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation. 
																	Install it anywhere from the roof to the foundation. 
															
													
									
	
		
	
																	Barrier ultra r super high r building panels produced by glacier bay use aerogel and are rated up to r 30 per inch or in barrier ultra r panels r 50 per inch. 
																	The ultra r r 50 insulating panel is a rigid polypropylene encased vacuum insulation panel that is custom made to the client s specified dimensions. 
																	Very good air bypass leak sealing properties. 
																	Rigid insulation is one of the best tools to reduce your energy costs. 
															
													
									
	
		
	
																	Phenolic foam spray insulation. 
																	High r cw plus insulation is a rigid closed cell xps board. 
																	You can even place it under the foundation slab.