Phos-Chek WD 881 Wildland Foam pump test kit 1-½” NH male and female

1-½” NH male and female threads

Stainless steel spring & hardware

Push-button switch with charging indicator - shines red while charging

Made in the USA

Phos-Chek WD 881 Wildland Foam pump test kit 1-½” NH male and femaleEXTRA SHIPPING CHARGE APPLIES TO EACH PAIL OF FOAM. Class A Foam Class A fires are the most common application for Class A foams which are effective on three dimensional, organic materials such as wood, paper and rubber. Class A foams were developed in mid 1980s for fighting wildfires. Class A foams lower the surface tension of the water, which assists in the wetting and saturation of Class A fuels with water. This aids fire suppression and can