Peep Sites For Boilers
These observation ports are for High Pressure
Low Temperature applications.

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Low Temp High Pressure Peep Sites

These Low-Temp Peep Sites have standard NPT male pipe threads. The borosilicate lens is suited for a maximum operating temperature of 400°F. The borosilicate lens allows for visual or optical pyrometer checking of the flame or operation of vessel. The lens can easily be removed for cleaning, replacement or re-packing. Standard stocked units range in size from 1/4" to 2".

Peep Sites Available in:
Brass (1/8" Pyrex Glass)
Stainless Steel (1/4" Pyrex Glass)
Carbon Steel (1/4" Pyrex Glass)

Peep Site Dimensions

Pipe Size	A	B	C 1/8" GLass	C 1/4" Glass	D	PSI Rating
Pipe Size	A	B	C 1/8" GLass	C 1/4" Glass	D	Brass	Stainless	Carbon steel
1/4"	5/8"	9/32"	3/4"	7/8"	7/16"	100	N/A	N/A
3/8"	7/8"	15/32"	7/8"	1"	1/2"	100	300	300
1/2"	1"	19/32"	7/8"	1"	1/2"	90	275	275
3/4"	1-1/8"	11/16"	1"	1-1/8"	9/16"	80	250	250
1"	1-7/8"	15/16"	1-1/8"	1-1/4"	11/16"	60	200	200
1-1/4"	1-7/8"	1-1/4"	1-3/16"	1-5/16"	11/16"	35	150	150
1-1/2"	2-1/8"	1-1/2"	1-3/16"	1-5/16"	11/16"	25	100	100
2"	2-3/8"	1-17/32"	1-3/16"	1-5/16"	11/16"	25	100	100

Peep Site Pricing
Pipe Size	Brass	Carbon Steel	Stainless Steel
1/4"	$19.84	N/A	N/A
3/8"	$19.84	$33.30	$53.36
1/2"	$23.04	$43.42	$73.55
3/4"	$26.31	$48.06	$80.77
1"	$35.77	$68.15	$101.81
1-1/4"	$58.61	$93.67	$179.46
1-1/2"	$73.10	$130.20	$216.19
2"	$98.21	$155.73	$392.15

Contact Us Directly:

Toll Free: 1-800-780-3776
Int'l Phone: 770-957-9599
Int'l Fax: 770-957-9563
E-Mail: Email Your Request

Mailing Address: Power Plus International
143 McDonough Parkway
McDonough, GA 30253

Peep Sites For Boilers These observation ports are for High Pressure Low Temperature applications.

Peep Sites For Boilers
These observation ports are for High Pressure
Low Temperature applications.