Digital Type 2 Sound Meter X Nutrients bloom BIG MAMA is solid rockwool

BIG MAMA is solid rockwool and does not have a precut hole thus making it suitable to hold any size smaller block on top (even a Hugo)

activating ventilation systems

These tiny wasps parasitize leafminer larvae in the first and second stages of development

Ultra-compact: size (3

Rich in phosphorus and potassium (2-6-6) for bloom support

Digital Type 2 Sound Meter X Nutrients bloom BIG MAMA is solid rockwoolThis sound meter offers a wide variety of measuring options including A and C decibel frequency weighting scales, fast or slow response, AC or DC output, and peak function. Perfect for testing for OSHA requirements. Meets IEC 61672: 2013 and ANSI S1. 4: 2014 frequency and time weighting specifications for a Type 2 sound meter. The large display has a resolution of 0. 1 dB and also indicates low battery and over or under load. Covers 30 to 130 dB in